fix(tui): keep tool hover background reactive

Co-authored-by: rekram1-node <rekram1-node@users.noreply.github.com>

packages/ai/src/protocols/alibaba-chat.ts

@@ -8,7 +8,7 @@ import { OpenResponsesOptions } from "./utils/open-responses-options.js"
 export type ReasoningEffort = OpenResponsesOptions.ReasoningEffort
 
 const Options = Schema.Struct({
-  reasoningEffort: OpenResponsesOptions.Options.fields.reasoningEffort,
+  reasoningEffort: Schema.optional(OpenResponsesOptions.ReasoningEffort),
   enableThinking: Schema.optional(Schema.Boolean),
   thinkingBudget: Schema.optional(Schema.Int),
   preserveThinking: Schema.optional(Schema.Boolean),
@@ -19,7 +19,7 @@ const Options = Schema.Struct({
     }),
   ),
   toolStream: Schema.optional(Schema.Boolean),
-  parallelToolCalls: OpenResponsesOptions.Options.fields.parallelToolCalls,
+  parallelToolCalls: Schema.optional(Schema.Boolean),
   repetitionPenalty: Schema.optional(Schema.Number),
   responseFormat: Schema.optional(
     Schema.Struct({

packages/ai/src/protocols/alibaba-responses.ts

@@ -6,9 +6,9 @@ import { OpenResponsesOptions } from "./utils/open-responses-options.js"
 import { ResponsesHostedTools } from "./utils/responses-hosted-tools.js"
 
 const Options = Schema.Struct({
-  reasoningEffort: OpenResponsesOptions.Options.fields.reasoningEffort,
+  reasoningEffort: Schema.optional(OpenResponsesOptions.ReasoningEffort),
   enableThinking: Schema.optional(Schema.Boolean),
-  store: OpenResponsesOptions.Options.fields.store,
+  store: Schema.optional(Schema.Boolean),
   previousResponseId: Schema.optional(Schema.String),
   conversation: Schema.optional(Schema.String),
 })

packages/ai/src/protocols/anthropic-messages.ts

@@ -1,5 +1,5 @@
 import { Buffer } from "node:buffer"
-import { Effect, Option, Schema } from "effect"
+import { Effect, Option, Schema, SchemaGetter } from "effect"
 import { Tool } from "@opencode/schema/tool"
 import { Route } from "../route/client.js"
 import { Auth } from "../route/auth.js"
@@ -21,11 +21,12 @@ import {
   type JsonSchema,
   type MediaPart,
   type ProviderMetadata,
+  type ProviderOptions,
   type ToolCallPart,
   type ToolDefinition,
   type ToolResultPart,
 } from "../schema/index.js"
-import { JsonObject, optionalArray, optionalNull, ProviderShared } from "./shared.js"
+import { JsonObject, knownString, optionalArray, optionalNull, ProviderShared } from "./shared.js"
 import { classifyProviderFailure } from "../provider-error.js"
 import { effortUpdate, resolveEffortUpdates } from "../effort-updates.js"
 import * as Cache from "./utils/cache.js"
@@ -52,57 +53,10 @@ const SSE_EVENTS = new Set([
 ])
 export const framing = Framing.sseEvents(SSE_EVENTS)
 
-export type ThinkingBlockBinding = {
-  readonly prefix_mismatch_behavior?: "error" | "drop_block" | (string & {})
-}
-
-export type ThinkingInput =
-  | {
-      readonly type: "adaptive"
-      readonly display?: "summarized" | "omitted"
-      readonly block_binding?: ThinkingBlockBinding
-    }
-  | {
-      readonly type: "disabled"
-    }
-  | ({
-      readonly type: "enabled"
-      readonly display?: "summarized" | "omitted"
-      readonly block_binding?: ThinkingBlockBinding
-    } & (
-      | { readonly budgetTokens: number; readonly budget_tokens?: number }
-      | { readonly budgetTokens?: number; readonly budget_tokens: number }
-    ))
-
-export interface OptionsInput {
-  /** Advanced in-band compaction. The caller owns checkpoint persistence and recovery. */
-  readonly contextManagement?: ContextManagement
-  readonly [key: string]: unknown
-  readonly thinking?: ThinkingInput
-  readonly effort?: string
-  readonly service_tier?: "auto" | "standard_only"
-  readonly serviceTier?: "auto" | "standard_only"
-  // SDK Metadata:2649 {user_id?: string | null}
-  readonly metadata?: { readonly user_id?: string | null }
-  // SDK MessageCreateParamsContainer:2596 ContainerParams|string
-  readonly container?:
-    | string
-    | { readonly id?: string | null; readonly skills?: ReadonlyArray<Record<string, unknown>> | null }
-  readonly inference_geo?: string | null
-  readonly inferenceGeo?: string | null
-  readonly cache_control?: { readonly type: "ephemeral"; readonly ttl?: "5m" | "1h" }
-  readonly cacheControl?: { readonly type: "ephemeral"; readonly ttl?: "5m" | "1h" }
-  // SDK OutputConfig:2684 {effort, format: JSONOutputFormat}
-  readonly output_config?: {
-    readonly effort?: string | null
-    readonly format?: { readonly type: "json_schema"; readonly schema: Record<string, unknown> } | null
-  }
-  readonly outputConfig?: {
-    readonly effort?: string | null
-    readonly format?: { readonly type: "json_schema"; readonly schema: Record<string, unknown> } | null
-  }
-}
-
+export type ThinkingBlockBinding = typeof AnthropicThinkingBlockBinding.Type
+export type ThinkingInput = typeof Thinking.Encoded
+/** Caller-facing provider options; unknown keys are accepted and ignored. `Options.Type` is the wire-ready form. */
+export type OptionsInput = ProviderOptions & typeof Options.Encoded
 export type ProviderOptionsInput = OptionsInput
 
 export const ContextManagement = Schema.Struct({
@@ -129,6 +83,7 @@ const AnthropicCacheControl = Schema.Struct({
   type: Schema.tag("ephemeral"),
   ttl: Schema.optional(Schema.Literals(["5m", "1h"])),
 })
+const AnthropicServiceTier = Schema.Literals(["auto", "standard_only"])
 
 const AnthropicTextBlock = Schema.Struct({
   type: Schema.tag("text"),
@@ -317,25 +272,21 @@ const AnthropicToolChoice = Schema.Union([
 ])
 
 const AnthropicThinkingBlockBinding = Schema.Struct({
-  prefix_mismatch_behavior: Schema.optional(Schema.String),
+  prefix_mismatch_behavior: Schema.optional(knownString<"error" | "drop_block">()),
 })
 
-const AnthropicThinking = Schema.Union([
-  Schema.Struct({
-    type: Schema.tag("enabled"),
-    budget_tokens: Schema.Number,
-    display: Schema.optional(Schema.Literals(["summarized", "omitted"])),
-    block_binding: Schema.optional(AnthropicThinkingBlockBinding),
-  }),
-  Schema.Struct({
-    type: Schema.tag("adaptive"),
-    display: Schema.optional(Schema.Literals(["summarized", "omitted"])),
-    block_binding: Schema.optional(AnthropicThinkingBlockBinding),
-  }),
-  Schema.Struct({
-    type: Schema.tag("disabled"),
-  }),
-])
+const AnthropicThinkingFields = {
+  display: Schema.optional(Schema.Literals(["summarized", "omitted"])),
+  block_binding: Schema.optional(AnthropicThinkingBlockBinding),
+}
+const AnthropicThinkingEnabled = Schema.Struct({
+  type: Schema.tag("enabled"),
+  budget_tokens: Schema.Number,
+  ...AnthropicThinkingFields,
+})
+const AnthropicThinkingAdaptive = Schema.Struct({ type: Schema.tag("adaptive"), ...AnthropicThinkingFields })
+const AnthropicThinkingDisabled = Schema.Struct({ type: Schema.tag("disabled") })
+const AnthropicThinking = Schema.Union([AnthropicThinkingEnabled, AnthropicThinkingAdaptive, AnthropicThinkingDisabled])
 type AnthropicThinking = typeof AnthropicThinking.Type
 
 // SDK OutputConfig:2684 {effort?: "low"|"medium"|"high"|"xhigh"|"max"|null, format?: JSONOutputFormat:2399}
@@ -360,6 +311,53 @@ const AnthropicContainer = Schema.Union([
   }),
 ])
 
+// =============================================================================
+// Provider Options
+// =============================================================================
+// Callers spell the budget as `budgetTokens` or the wire `budget_tokens`; the
+// keys are disjoint per variant so the input type requires exactly one and the
+// transform can narrow on it. Decoding straight to the wire block keeps the
+// alias out of the rest of the file.
+const ThinkingEnabledInput = Schema.Union([
+  Schema.Struct({ type: Schema.tag("enabled"), budgetTokens: Schema.Number, ...AnthropicThinkingFields }),
+  Schema.Struct({ type: Schema.tag("enabled"), budget_tokens: Schema.Number, ...AnthropicThinkingFields }),
+]).pipe(
+  Schema.decodeTo(AnthropicThinkingEnabled, {
+    decode: SchemaGetter.transform((input) => ({
+      type: "enabled" as const,
+      budget_tokens: "budgetTokens" in input ? input.budgetTokens : input.budget_tokens,
+      display: input.display,
+      block_binding: input.block_binding,
+    })),
+    encode: SchemaGetter.passthrough({ strict: false }),
+  }),
+)
+const Thinking = Schema.Union([ThinkingEnabledInput, AnthropicThinkingAdaptive, AnthropicThinkingDisabled])
+
+const OutputConfigInput = Schema.Struct({
+  effort: optionalNull(Schema.String),
+  format: optionalNull(AnthropicJsonOutputFormat),
+})
+
+// Both key spellings are accepted; `fromRequest` prefers the snake_case one.
+const Options = Schema.Struct({
+  /** Advanced in-band compaction. The caller owns checkpoint persistence and recovery. */
+  contextManagement: Schema.optional(ContextManagement),
+  thinking: Schema.optional(Thinking),
+  effort: Schema.optional(Schema.String),
+  service_tier: Schema.optional(AnthropicServiceTier),
+  serviceTier: Schema.optional(AnthropicServiceTier),
+  metadata: Schema.optional(AnthropicMetadata),
+  container: Schema.optional(AnthropicContainer),
+  inference_geo: optionalNull(Schema.String),
+  inferenceGeo: optionalNull(Schema.String),
+  cache_control: Schema.optional(AnthropicCacheControl),
+  cacheControl: Schema.optional(AnthropicCacheControl),
+  output_config: Schema.optional(OutputConfigInput),
+  outputConfig: Schema.optional(OutputConfigInput),
+})
+const decodeOptions = ProviderShared.validateWith(Schema.decodeUnknownEffect(Options))
+
 const AnthropicBodyFields = {
   context_management: Schema.optional(
     Schema.Struct({
@@ -391,7 +389,7 @@ const AnthropicBodyFields = {
   container: Schema.optional(Schema.NullOr(AnthropicContainer)),
   inference_geo: Schema.optional(Schema.NullOr(Schema.String)),
   metadata: Schema.optional(AnthropicMetadata),
-  service_tier: Schema.optional(Schema.Literals(["auto", "standard_only"])),
+  service_tier: Schema.optional(AnthropicServiceTier),
 }
 export const AnthropicMessagesBody = Schema.Struct(AnthropicBodyFields)
 export type AnthropicMessagesBody = Schema.Schema.Type<typeof AnthropicMessagesBody>
@@ -1001,64 +999,6 @@ const lowerMessages = Effect.fn("AnthropicMessages.lowerMessages")(function* (
   return messages
 })
 
-const resolveOptions = Effect.fn("AnthropicMessages.resolveOptions")(function* (request: LLMRequest) {
-  const input = request.providerOptions as Record<string, unknown> | undefined
-  const rawServiceTier =
-    (input as Record<string, unknown> | undefined)?.service_tier ??
-    (input as Record<string, unknown> | undefined)?.serviceTier
-  const service_tier =
-    rawServiceTier === "auto" || rawServiceTier === "standard_only"
-      ? (rawServiceTier as "auto" | "standard_only")
-      : undefined
-  const rawMetadata = (input as Record<string, unknown> | undefined)?.metadata
-  const metadata =
-    ProviderShared.isRecord(rawMetadata) && (typeof rawMetadata.user_id === "string" || rawMetadata.user_id === null)
-      ? { user_id: rawMetadata.user_id as string | null }
-      : undefined
-  const container =
-    typeof (input as Record<string, unknown> | undefined)?.container === "string" ||
-    ProviderShared.isRecord((input as Record<string, unknown> | undefined)?.container)
-      ? ((input as Record<string, unknown>).container as
-          | string
-          | { id?: string | null; skills?: ReadonlyArray<Record<string, unknown>> | null })
-      : undefined
-  const rawInferenceGeo =
-    (input as Record<string, unknown> | undefined)?.inference_geo ??
-    (input as Record<string, unknown> | undefined)?.inferenceGeo
-  const inference_geo = typeof rawInferenceGeo === "string" ? rawInferenceGeo : undefined
-  const rawCacheControl =
-    (input as Record<string, unknown> | undefined)?.cache_control ??
-    (input as Record<string, unknown> | undefined)?.cacheControl
-  const cache_control =
-    ProviderShared.isRecord(rawCacheControl) && rawCacheControl.type === "ephemeral"
-      ? (rawCacheControl as { type: "ephemeral"; ttl?: "5m" | "1h" })
-      : undefined
-  const rawOutputConfig =
-    (input as Record<string, unknown> | undefined)?.output_config ??
-    (input as Record<string, unknown> | undefined)?.outputConfig
-  const outputConfigEffort =
-    typeof (input as Record<string, unknown> | undefined)?.effort === "string"
-      ? ((input as Record<string, unknown>).effort as string)
-      : ProviderShared.isRecord(rawOutputConfig) && typeof rawOutputConfig.effort === "string"
-        ? (rawOutputConfig.effort as string)
-        : undefined
-  const outputConfigFormat =
-    ProviderShared.isRecord(rawOutputConfig) && ProviderShared.isRecord(rawOutputConfig.format)
-      ? (rawOutputConfig.format as { type: "json_schema"; schema: Record<string, unknown> })
-      : undefined
-  const thinking = yield* resolveThinking(input?.thinking)
-  return {
-    thinking: applyThinkingBindingDefault(request.model, thinking),
-    effort: outputConfigEffort,
-    format: outputConfigFormat,
-    service_tier,
-    metadata,
-    container,
-    inference_geo,
-    cache_control,
-  }
-})
-
 // Accept gateway namespaces and Vertex suffixes without treating a snapshot date as a minor version.
 const claudeVersion = (id: string) => {
   const match = /(?:^|[./])claude-(?<family>[a-z]+)-(?<major>\d+)(?:[.-](?<minor>\d{1,2}))?(?:$|[-:@])/.exec(
@@ -1097,35 +1037,12 @@ const applyThinkingBindingDefault = (model: LLMRequest["model"], thinking: Anthr
   }
 }
 
-const resolveThinking = Effect.fn("AnthropicMessages.resolveThinking")(function* (input: unknown) {
-  if (!ProviderShared.isRecord(input)) return undefined
-  if (input.type === "disabled") return { type: "disabled" as const }
-  if (input.type !== "adaptive" && input.type !== "enabled") return undefined
-  const block_binding = yield* ProviderShared.validateWith(
-    Schema.decodeUnknownEffect(Schema.UndefinedOr(AnthropicThinkingBlockBinding)),
-  )(input.block_binding)
-  const display =
-    input.display === "summarized" || input.display === "omitted"
-      ? (input.display as "summarized" | "omitted")
-      : undefined
-  if (input.type === "adaptive") return { type: "adaptive" as const, display, block_binding }
-  const budget =
-    typeof input.budgetTokens === "number"
-      ? input.budgetTokens
-      : typeof input.budget_tokens === "number"
-        ? input.budget_tokens
-        : undefined
-  if (budget === undefined)
-    return yield* ProviderShared.invalidRequest("Anthropic thinking provider option requires budgetTokens")
-  return { type: "enabled" as const, budget_tokens: budget, display, block_binding }
-})
-
 const fromRequest = Effect.fn("AnthropicMessages.fromRequest")(function* (request: LLMRequest) {
-  const management = yield* ProviderShared.validateWith(
-    Schema.decodeUnknownEffect(Schema.UndefinedOr(ContextManagement)),
-  )(request.providerOptions?.contextManagement)
-  const options = yield* resolveOptions(request)
-  const updates = resolveEffortUpdates(request, options.effort)
+  const options = yield* decodeOptions(request.providerOptions ?? {})
+  const management = options.contextManagement
+  const outputConfig = options.output_config ?? options.outputConfig
+  const format = outputConfig?.format ?? undefined
+  const updates = resolveEffortUpdates(request, options.effort ?? outputConfig?.effort ?? undefined)
   const generation = request.generation
   const toolSchemaCompatibility = request.model.compatibility?.toolSchema
   // Allocate the 4-breakpoint budget in invalidation order: tools → system →
@@ -1161,12 +1078,7 @@ const fromRequest = Effect.fn("AnthropicMessages.fromRequest")(function* (reques
     )
   }
   const output_config =
-    updates.effort === undefined && options.format === undefined
-      ? undefined
-      : {
-          ...(updates.effort === undefined ? {} : { effort: updates.effort }),
-          ...(options.format === undefined ? {} : { format: options.format }),
-        }
+    updates.effort === undefined && format === undefined ? undefined : { effort: updates.effort, format }
   const body = {
     model: request.model.id,
     system,
@@ -1179,14 +1091,14 @@ const fromRequest = Effect.fn("AnthropicMessages.fromRequest")(function* (reques
     top_p: generation?.topP,
     top_k: generation?.topK,
     stop_sequences: generation?.stop,
-    thinking: options.thinking,
+    thinking: applyThinkingBindingDefault(request.model, options.thinking),
     output_config,
     // top-level passthrough per SDK MessageCreateParamsBase:4638,4643,4649,4654,4670
-    cache_control: options.cache_control,
+    cache_control: options.cache_control ?? options.cacheControl,
     container: options.container,
-    inference_geo: options.inference_geo,
+    inference_geo: options.inference_geo ?? options.inferenceGeo ?? undefined,
     metadata: options.metadata,
-    service_tier: options.service_tier,
+    service_tier: options.service_tier ?? options.serviceTier,
   }
   if (!management) return body
   return {

packages/ai/src/protocols/gemini.ts

@@ -14,12 +14,13 @@ import {
   type LLMRequest,
   type MediaPart,
   type ProviderMetadata,
+  type ProviderOptions,
   type TextPart,
   type ToolCallPart,
   type ToolDefinition,
 } from "../schema/index.js"
 import { classifyProviderFailure } from "../provider-error.js"
-import { JsonObject, optionalArray, optionalNull, ProviderShared } from "./shared.js"
+import { JsonObject, knownString, lenient, optionalArray, optionalNull, ProviderShared } from "./shared.js"
 import { GeminiToolSchema } from "./utils/gemini-tool-schema.js"
 import { Lifecycle } from "./utils/lifecycle.js"
 import { ToolSchemaProjection } from "./utils/tool-schema.js"
@@ -50,35 +51,8 @@ const omitsFunctionCallIds = (modelID: string) => {
   return match !== null && Number(match[1]) < 3
 }
 
-export interface OptionsInput {
-  readonly [key: string]: unknown
-  readonly cachedContent?: string
-  readonly safetySettings?: ReadonlyArray<{
-    readonly category:
-      | "HARM_CATEGORY_UNSPECIFIED"
-      | "HARM_CATEGORY_HATE_SPEECH"
-      | "HARM_CATEGORY_DANGEROUS_CONTENT"
-      | "HARM_CATEGORY_HARASSMENT"
-      | "HARM_CATEGORY_SEXUALLY_EXPLICIT"
-      | "HARM_CATEGORY_CIVIC_INTEGRITY"
-      | (string & {})
-    readonly threshold:
-      | "HARM_BLOCK_THRESHOLD_UNSPECIFIED"
-      | "BLOCK_LOW_AND_ABOVE"
-      | "BLOCK_MEDIUM_AND_ABOVE"
-      | "BLOCK_ONLY_HIGH"
-      | "BLOCK_NONE"
-      | "OFF"
-      | (string & {})
-  }>
-  readonly serviceTier?: "standard" | "flex" | "priority" | (string & {})
-  readonly thinkingConfig?: {
-    readonly thinkingBudget?: number
-    readonly includeThoughts?: boolean
-    readonly thinkingLevel?: "minimal" | "low" | "medium" | "high" | (string & {})
-  }
-}
-
+/** Caller-facing provider options; unknown keys are accepted and ignored. */
+export type OptionsInput = ProviderOptions & typeof Options.Encoded
 export type ProviderOptionsInput = OptionsInput
 
 // =============================================================================
@@ -161,17 +135,50 @@ const GeminiToolConfig = Schema.Struct({
   }),
 })
 
+const GeminiThinkingLevel = knownString<"minimal" | "low" | "medium" | "high">()
 const GeminiThinkingConfig = Schema.Struct({
   thinkingBudget: Schema.optional(Schema.Number),
   includeThoughts: Schema.optional(Schema.Boolean),
-  thinkingLevel: Schema.optional(Schema.String),
+  thinkingLevel: Schema.optional(GeminiThinkingLevel),
 })
 
 const GeminiSafetySetting = Schema.Struct({
-  category: Schema.String,
-  threshold: Schema.String,
+  category: knownString<
+    | "HARM_CATEGORY_UNSPECIFIED"
+    | "HARM_CATEGORY_HATE_SPEECH"
+    | "HARM_CATEGORY_DANGEROUS_CONTENT"
+    | "HARM_CATEGORY_HARASSMENT"
+    | "HARM_CATEGORY_SEXUALLY_EXPLICIT"
+    | "HARM_CATEGORY_CIVIC_INTEGRITY"
+  >(),
+  threshold: knownString<
+    | "HARM_BLOCK_THRESHOLD_UNSPECIFIED"
+    | "BLOCK_LOW_AND_ABOVE"
+    | "BLOCK_MEDIUM_AND_ABOVE"
+    | "BLOCK_ONLY_HIGH"
+    | "BLOCK_NONE"
+    | "OFF"
+  >(),
 })
 
+// =============================================================================
+// Provider Options
+// =============================================================================
+// Malformed fields are dropped rather than failing the request; a `thinkingConfig`
+// object that omits `includeThoughts` asks for thoughts.
+const GeminiThinkingConfigInput = Schema.Struct({
+  thinkingBudget: lenient(Schema.Number),
+  includeThoughts: lenient(Schema.Boolean),
+  thinkingLevel: lenient(GeminiThinkingLevel),
+})
+const Options = Schema.Struct({
+  cachedContent: lenient(Schema.String),
+  safetySettings: lenient(Schema.Array(GeminiSafetySetting)),
+  serviceTier: lenient(knownString<"standard" | "flex" | "priority">()),
+  thinkingConfig: lenient(GeminiThinkingConfigInput),
+})
+const decodeOptions = ProviderShared.validateWith(Schema.decodeUnknownEffect(Options))
+
 const GeminiGenerationConfig = Schema.Struct({
   maxOutputTokens: Schema.optional(Schema.Number),
   temperature: Schema.optional(Schema.Number),
@@ -431,44 +438,11 @@ const lowerMessages = Effect.fn("Gemini.lowerMessages")(function* (request: LLMR
   return contents
 })
 
-const resolveOptions = (request: LLMRequest) => {
-  const input = request.providerOptions
-  const value = input?.thinkingConfig
-  const thinkingConfig = {
-    thinkingBudget:
-      ProviderShared.isRecord(value) && typeof value.thinkingBudget === "number" ? value.thinkingBudget : undefined,
-    includeThoughts:
-      ProviderShared.isRecord(value) && typeof value.includeThoughts === "boolean"
-        ? value.includeThoughts
-        : ProviderShared.isRecord(value)
-          ? true
-          : undefined,
-    thinkingLevel:
-      ProviderShared.isRecord(value) && typeof value.thinkingLevel === "string" ? value.thinkingLevel : undefined,
-  }
-  return {
-    cachedContent: typeof input?.cachedContent === "string" ? input.cachedContent : undefined,
-    safetySettings: mapSafetySettings(input?.safetySettings),
-    serviceTier: typeof input?.serviceTier === "string" ? input.serviceTier : undefined,
-    thinkingConfig: Object.values(thinkingConfig).some((item) => item !== undefined) ? thinkingConfig : undefined,
-  }
-}
-
-function mapSafetySettings(value: unknown) {
-  if (!Array.isArray(value)) return undefined
-  const settings = value.flatMap((item) =>
-    ProviderShared.isRecord(item) && typeof item.category === "string" && typeof item.threshold === "string"
-      ? [{ category: item.category, threshold: item.threshold }]
-      : [],
-  )
-  return settings
-}
-
 const fromRequest = Effect.fn("Gemini.fromRequest")(function* (request: LLMRequest) {
   const flattened = ProviderShared.flattenToolRequest(request)
   const hasTools = flattened.tools.length > 0
   const generation = request.generation
-  const options = resolveOptions(request)
+  const options = yield* decodeOptions(request.providerOptions ?? {})
   const toolSchemaCompatibility = request.model.compatibility?.toolSchema
   const generationConfig = {
     maxOutputTokens: generation?.maxTokens,
@@ -479,7 +453,10 @@ const fromRequest = Effect.fn("Gemini.fromRequest")(function* (request: LLMReque
     presencePenalty: generation?.presencePenalty,
     seed: generation?.seed,
     stopSequences: generation?.stop,
-    thinkingConfig: options.thinkingConfig,
+    thinkingConfig:
+      options.thinkingConfig === undefined
+        ? undefined
+        : { ...options.thinkingConfig, includeThoughts: options.thinkingConfig.includeThoughts ?? true },
   }
 
   return {

packages/ai/src/protocols/shared.ts

@@ -1,6 +1,6 @@
 import { Buffer } from "node:buffer"
 import { Tool } from "@opencode/schema/tool"
-import { Effect, Schema, Stream } from "effect"
+import { Effect, Option, Schema, Stream } from "effect"
 import * as Sse from "effect/unstable/encoding/Sse"
 import { Headers, HttpClientRequest, HttpClientResponse } from "effect/unstable/http"
 import {
@@ -29,6 +29,16 @@ const isJson = Schema.is(Schema.Json)
 export const JsonObject = Schema.Record(Schema.String, Schema.Unknown)
 export const optionalArray = <const S extends Schema.Top>(schema: S) => Schema.optional(Schema.Array(schema))
 export const optionalNull = <const S extends Schema.Top>(schema: S) => Schema.optional(Schema.NullOr(schema))
+/** Optional field whose malformed value decodes to `undefined` instead of failing the enclosing struct. */
+export const lenient = <const S extends Schema.Top>(schema: S) =>
+  Schema.optionalKey(
+    Schema.UndefinedOr(schema).pipe(Schema.catchDecoding(() => Effect.succeed(Option.some(undefined)))),
+  )
+/** Provider-defined string enum: known values for autocomplete, any string accepted at runtime. */
+export const knownString = <Known extends string>() =>
+  Schema.declare<Known | (string & {})>((value): value is Known | (string & {}) => typeof value === "string", {
+    expected: "string",
+  })
 
 export const OPENAI_PROMPT_CACHE_KEY_MAX_LENGTH = 64
 

packages/ai/src/protocols/utils/open-responses-options.ts

@@ -1,5 +1,6 @@
-import { Option, Schema } from "effect"
+import { Schema } from "effect"
 import { ReasoningEffort, ReasoningEfforts, type LLMRequest } from "../../schema/index.js"
+import { lenient } from "../shared.js"
 
 export { ReasoningEffort, ReasoningEfforts }
 
@@ -49,21 +50,22 @@ export const StreamOptions = Schema.Struct({
   includeObfuscation: Schema.optional(Schema.Boolean),
 })
 
+// Malformed options are dropped one at a time so a bad `topLogprobs` cannot discard `store` or `reasoningEffort`.
 export const Options = Schema.Struct({
-  store: Schema.optional(Schema.Boolean),
-  metadata: Schema.optional(Schema.Record(Schema.String, Schema.String)),
-  safetyIdentifier: Schema.optional(Schema.String),
-  streamOptions: Schema.optional(StreamOptions),
-  topLogprobs: Schema.optional(Schema.Int.check(Schema.isBetween({ minimum: 0, maximum: 20 }))),
-  reasoningEffort: Schema.optional(ReasoningEffort),
-  reasoningSummary: Schema.optional(Schema.Literals(["auto", "concise", "detailed"])),
-  include: Schema.optional(Schema.Array(ResponseIncludableSchema)),
-  textVerbosity: Schema.optional(TextVerbositySchema),
-  serviceTier: Schema.optional(ServiceTierSchema),
-  truncation: Schema.optional(TruncationSchema),
-  allowedTools: Schema.optional(AllowedTools),
-  maxToolCalls: Schema.optional(Schema.Int),
-  parallelToolCalls: Schema.optional(Schema.Boolean),
+  store: lenient(Schema.Boolean),
+  metadata: lenient(Schema.Record(Schema.String, Schema.String)),
+  safetyIdentifier: lenient(Schema.String),
+  streamOptions: lenient(StreamOptions),
+  topLogprobs: lenient(Schema.Int.check(Schema.isBetween({ minimum: 0, maximum: 20 }))),
+  reasoningEffort: lenient(ReasoningEffort),
+  reasoningSummary: lenient(Schema.Literals(["auto", "concise", "detailed"])),
+  include: lenient(Schema.Array(ResponseIncludableSchema)),
+  textVerbosity: lenient(TextVerbositySchema),
+  serviceTier: lenient(ServiceTierSchema),
+  truncation: lenient(TruncationSchema),
+  allowedTools: lenient(AllowedTools),
+  maxToolCalls: lenient(Schema.Int),
+  parallelToolCalls: lenient(Schema.Boolean),
 })
 export type Options = typeof Options.Type
 
@@ -71,11 +73,10 @@ export type Resolved = Omit<Options, "allowedTools"> & {
   readonly allowedTools?: AllowedTools & { readonly mode: NonNullable<AllowedTools["mode"]> }
 }
 
-const decodeOptions = Schema.decodeUnknownOption(Options)
+const decodeOptions = Schema.decodeUnknownSync(Options)
 
 export const resolve = (request: LLMRequest): Resolved => {
-  const input = Option.getOrUndefined(decodeOptions(request.providerOptions))
-  if (!input) return {}
+  const input = decodeOptions(request.providerOptions ?? {})
   return {
     ...input,
     include: input.include?.length ? input.include : undefined,

packages/ai/test/provider/anthropic-messages.test.ts

@@ -166,7 +166,71 @@ describe("Anthropic Messages route", () => {
         }),
       ).pipe(Effect.flip)
 
-      expect(error.message).toContain("Anthropic thinking provider option requires budgetTokens")
+      expect(error.reason._tag).toBe("InvalidRequest")
+      expect(error.message).toContain("budgetTokens")
+    }),
+  )
+
+  it.effect("lowers passthrough provider options and accepts either key spelling", () =>
+    Effect.gen(function* () {
+      const snake = yield* compileRequest(
+        LLMRequest.update(request, {
+          providerOptions: {
+            service_tier: "auto",
+            metadata: { user_id: "user_1" },
+            container: { id: "container_1" },
+            inference_geo: "us",
+            cache_control: { type: "ephemeral", ttl: "1h" },
+            output_config: { format: { type: "json_schema", schema: { type: "object" } } },
+          },
+        }),
+      )
+      const camel = yield* compileRequest(
+        LLMRequest.update(request, {
+          providerOptions: {
+            serviceTier: "standard_only",
+            container: "container_2",
+            inferenceGeo: "eu",
+            cacheControl: { type: "ephemeral" },
+            outputConfig: { effort: "low" },
+          },
+        }),
+      )
+
+      expect(snake.body).toMatchObject({
+        service_tier: "auto",
+        metadata: { user_id: "user_1" },
+        container: { id: "container_1" },
+        inference_geo: "us",
+        cache_control: { type: "ephemeral", ttl: "1h" },
+        output_config: { format: { type: "json_schema", schema: { type: "object" } } },
+      })
+      expect(camel.body).toMatchObject({
+        service_tier: "standard_only",
+        container: "container_2",
+        inference_geo: "eu",
+        cache_control: { type: "ephemeral" },
+        output_config: { effort: "low" },
+      })
+    }),
+  )
+
+  it.effect("ignores unknown provider options and rejects malformed known ones", () =>
+    Effect.gen(function* () {
+      const prepared = yield* compileRequest(LLMRequest.update(request, { providerOptions: { unknownOption: true } }))
+      const malformed = [
+        { service_tier: "fast" },
+        { metadata: { user_id: 42 } },
+        { cache_control: { type: "ephemeral", ttl: "2h" } },
+        { output_config: { format: { type: "text" } } },
+        { thinking: { type: "automatic" } },
+      ]
+      const errors = yield* Effect.forEach(malformed, (providerOptions) =>
+        compileRequest(LLMRequest.update(request, { providerOptions })).pipe(Effect.flip),
+      )
+
+      expect(prepared.body).not.toHaveProperty("unknownOption")
+      expect(errors.map((error) => error.reason._tag)).toEqual(malformed.map(() => "InvalidRequest"))
     }),
   )
 

packages/ai/test/provider/openai-chat.test.ts

@@ -248,6 +248,21 @@ describe("OpenAI Chat route", () => {
     }),
   )
 
+  it.effect("keeps valid Chat options when a sibling option is malformed", () =>
+    Effect.gen(function* () {
+      const prepared = yield* compileRequest(
+        LLM.request({
+          model: OpenAI.configure({ baseURL: "https://api.openai.test/v1/", apiKey: "test" }).chat("gpt-4o-mini"),
+          prompt: "think",
+          providerOptions: { store: true, reasoningEffort: "max", topLogprobs: 25 },
+        }),
+      )
+
+      expect(prepared.body.store).toBe(true)
+      expect(prepared.body.reasoning_effort).toBe("max")
+    }),
+  )
+
   it.effect("maps the request prompt cache key when the compatibility flag is set", () =>
     Effect.gen(function* () {
       const prepared = yield* compileRequest(

packages/ai/test/provider/openai-responses.test.ts

@@ -1945,6 +1945,30 @@ describe("OpenAI Responses route", () => {
     }),
   )
 
+  it.effect("drops a malformed provider option without discarding its siblings", () =>
+    Effect.gen(function* () {
+      const prepared = yield* compileRequest(
+        LLM.request({
+          model,
+          prompt: "hi",
+          providerOptions: {
+            topLogprobs: 25,
+            metadata: { tenant: 7 },
+            reasoningEffort: "high",
+            serviceTier: "priority",
+            maxToolCalls: 4,
+          },
+        }),
+      )
+
+      expect(prepared.body.top_logprobs).toBeUndefined()
+      expect(prepared.body.metadata).toBeUndefined()
+      expect(prepared.body.reasoning).toEqual({ effort: "high" })
+      expect(prepared.body.service_tier).toBe("priority")
+      expect(prepared.body.max_tool_calls).toBe(4)
+    }),
+  )
+
   it.effect("accepts the full ResponseIncludable union", () =>
     Effect.gen(function* () {
       const prepared = yield* compileRequest(

packages/cli/dev/error-overlay.tsx

@@ -9,7 +9,7 @@ import { Keymap } from "../../tui/src/context/keymap"
 export function ErrorOverlay(props: { component: string; error: unknown; onClose: () => void }) {
   const renderer = useRenderer()
   const dimensions = useTerminalDimensions()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const focus = renderer.currentFocusedRenderable
   onCleanup(Keymap.use().mode.push("modal"))
   Keymap.createLayer(() => ({

packages/client/src/promise/generated/types.ts

@@ -8,7 +8,9 @@ export type LocationPublicRef = { directory: string }
 
 export type ModelRef = { id: string; providerID: string; variant?: string }
 
-export type ProviderSettings = { [x: string]: any }
+export type ProviderCompaction = { type: "summary" } | { type: "native" }
+
+export type ProviderTransport = "http" | "websocket"
 
 export type AgentColor = string
 
@@ -218,19 +220,8 @@ export type ModelReasoningField = "reasoning" | "reasoning_content" | "reasoning
 
 export type ModelMaxTokensField = "max_completion_tokens" | "max_tokens"
 
-export type ProviderCompaction = { mode: "local" } | { mode: "provider"; threshold?: number }
-
-export type ProviderTransport = "http" | "websocket"
-
 export type ModelCapabilities = { tools: boolean; input: Array<string>; output: Array<string> }
 
-export type ModelVariant = {
-  id: string
-  settings?: { [x: string]: any }
-  headers?: { [x: string]: string }
-  body?: { [x: string]: any }
-}
-
 export type MoneyUSDPerMillionTokens = number
 
 export type GenerateTextResponse = { data: { text: string } }
@@ -465,11 +456,19 @@ export type V2EventServerConnected = {
   data: {}
 }
 
-export type ProviderRequest = {
-  settings: ProviderSettings
-  headers: { [x: string]: string }
-  body: { [x: string]: any }
-}
+export type ProviderSettings = {
+  timeout?: number | false
+  chunkTimeout?: number
+  compaction?: ProviderCompaction
+  transport?: ProviderTransport
+} & { [x: string]: any }
+
+export type ConfigProviderSettings = {
+  timeout?: number | false
+  chunkTimeout?: number
+  compaction?: ProviderCompaction
+  transport?: ProviderTransport
+} & { [x: string]: JsonValue | null }
 
 export type PermissionRule = { action: string; resource: string; effect: PermissionEffect }
 
@@ -1443,20 +1442,6 @@ export type ModelCompatibility = {
   supportsPromptCacheKey?: boolean
 }
 
-export type ProviderInfo = {
-  id: string
-  canonical?: string
-  integrationID?: string
-  name: string
-  activation: "auto" | "enabled" | "disabled"
-  package: string
-  compaction?: ProviderCompaction
-  transport?: ProviderTransport
-  settings?: { [x: string]: any }
-  headers?: { [x: string]: string }
-  body?: { [x: string]: any }
-}
-
 export type ModelCost = {
   tier?: { type: "context"; size: number }
   input: MoneyUSDPerMillionTokens
@@ -1671,6 +1656,31 @@ export type SessionInboxMove = {
   payload: SessionInboxMovePayload
 }
 
+export type ProviderRequest = {
+  settings: ProviderSettings
+  headers: { [x: string]: string }
+  body: { [x: string]: any }
+}
+
+export type ModelVariant = {
+  id: string
+  settings?: ProviderSettings
+  headers?: { [x: string]: string }
+  body?: { [x: string]: any }
+}
+
+export type ProviderInfo = {
+  id: string
+  canonical?: string
+  integrationID?: string
+  name: string
+  activation: "auto" | "enabled" | "disabled"
+  package: string
+  settings?: ProviderSettings
+  headers?: { [x: string]: string }
+  body?: { [x: string]: any }
+}
+
 export type PermissionRuleset = Array<PermissionRule>
 
 export type SessionRevertStaged = {
@@ -1854,29 +1864,6 @@ export type FormField =
 
 export type FormState = { status: "pending" } | { status: "answered"; answer: FormAnswer } | { status: "cancelled" }
 
-export type ModelInfo = {
-  id: string
-  modelID: string
-  providerID: string
-  canonical?: string
-  family?: string
-  name: string
-  compatibility?: ModelCompatibility
-  package?: string
-  compaction?: ProviderCompaction
-  transport?: ProviderTransport
-  settings?: { [x: string]: any }
-  headers?: { [x: string]: string }
-  body?: { [x: string]: any }
-  capabilities: ModelCapabilities
-  variants: Array<ModelVariant>
-  time: { released: number }
-  cost: Array<ModelCost>
-  status: "alpha" | "beta" | "deprecated" | "active"
-  enabled: boolean
-  limit: { context: number; input?: number; output: number }
-}
-
 export type FormField1 =
   | FormStringField1
   | FormNumberField1
@@ -1902,6 +1889,27 @@ export type ReferenceInfo = {
   source: ReferenceSource
 }
 
+export type ModelInfo = {
+  id: string
+  modelID: string
+  providerID: string
+  canonical?: string
+  family?: string
+  name: string
+  compatibility?: ModelCompatibility
+  package?: string
+  settings?: ProviderSettings
+  headers?: { [x: string]: string }
+  body?: { [x: string]: any }
+  capabilities: ModelCapabilities
+  variants: Array<ModelVariant>
+  time: { released: number }
+  cost: Array<ModelCost>
+  status: "alpha" | "beta" | "deprecated" | "active"
+  enabled: boolean
+  limit: { context: number; input?: number; output: number }
+}
+
 export type AgentInfo = {
   id: string
   name: string
@@ -2085,31 +2093,27 @@ export type ConfigEntry =
         warming?: boolean | { prompt?: string; interval?: string; duration?: string }
         providers?: {
           [x: string]: {
-            compaction?: ProviderCompaction
-            transport?: ProviderTransport
             canonical?: string
             name?: string
             env?: Array<string>
             package?: string
-            settings?: { [x: string]: JsonValue }
+            settings?: ConfigProviderSettings
             headers?: { [x: string]: string }
             body?: { [x: string]: JsonValue }
             models?: {
               [x: string]: {
-                compaction?: ProviderCompaction
-                transport?: ProviderTransport
                 modelID?: string
                 family?: string
                 name?: string
                 compatibility?: ModelCompatibility
                 package?: string
-                settings?: { [x: string]: JsonValue }
+                settings?: ConfigProviderSettings
                 headers?: { [x: string]: string }
                 body?: { [x: string]: JsonValue }
                 capabilities?: ModelCapabilities
                 variants?: Array<{
                   id: string
-                  settings?: { [x: string]: JsonValue }
+                  settings?: ConfigProviderSettings
                   headers?: { [x: string]: string }
                   body?: { [x: string]: JsonValue }
                 }>

packages/core/src/aisdk.ts

@@ -128,6 +128,8 @@ function prepareOptions(model: Info, pkg: string) {
   const customFetch = options.fetch
   const chunkTimeout = options.chunkTimeout
   delete options.chunkTimeout
+  delete options.compaction
+  delete options.transport
   options.fetch = async (input: Parameters<typeof fetch>[0], init?: RequestInit) => {
     const opts = { ...(init ?? {}) }
     const signals = [
@@ -388,7 +390,10 @@ function requestSettings(settings: Readonly<Record<string, unknown>> | undefined
   if (settings === undefined) return undefined
   const result = Object.fromEntries(
     Object.entries(settings).filter(
-      ([key]) => !["apiKey", "authToken", "baseURL", "chunkTimeout", "fetch", "timeout"].includes(key),
+      ([key]) =>
+        !["apiKey", "authToken", "baseURL", "chunkTimeout", "compaction", "fetch", "timeout", "transport"].includes(
+          key,
+        ),
     ),
   )
   return Object.keys(result).length === 0 ? undefined : result

packages/core/src/config/plugin/provider.ts

@@ -68,8 +68,6 @@ export const Plugin = define({
           if (item.canonical !== undefined) provider.canonical = item.canonical
           if (item.name !== undefined) provider.name = item.name
           if (item.package !== undefined) provider.package = item.package
-          if (item.compaction !== undefined) provider.compaction = { ...item.compaction }
-          if (item.transport !== undefined) provider.transport = item.transport
           if (item.settings !== undefined) provider.settings = Provider.mergeOverlay(provider.settings, item.settings)
           if (item.headers !== undefined) provider.headers = Provider.mergeHeaders(provider.headers, item.headers)
           if (item.body !== undefined) provider.body = Provider.mergeOverlay(provider.body, item.body)
@@ -116,8 +114,6 @@ export const Plugin = define({
             if (config.compatibility !== undefined)
               model.compatibility = { ...model.compatibility, ...config.compatibility }
             if (config.package !== undefined) model.package = config.package
-            if (config.compaction !== undefined) model.compaction = { ...config.compaction }
-            if (config.transport !== undefined) model.transport = config.transport
             if (config.settings !== undefined) model.settings = Provider.mergeOverlay(model.settings, config.settings)
             if (config.headers !== undefined) model.headers = Provider.mergeHeaders(model.headers, config.headers)
             if (config.body !== undefined) model.body = Provider.mergeOverlay(model.body, config.body)

packages/core/src/job.ts

@@ -36,6 +36,7 @@ export type Status = Background["status"]
 
 const decodeBackground = Schema.decodeUnknownResult(Background)
 const backgroundPrefix = "job.background/"
+const COMPLETED_LIMIT = 25
 
 export type Info = {
   id: string
@@ -57,6 +58,7 @@ type Active = {
   scope: Scope.Closeable
   blockingSessions: Map<SessionSchema.ID, number>
   isBackgrounded: boolean
+  consumed: boolean
   recovery?: Recovery
 }
 
@@ -69,6 +71,7 @@ type FinishResult = {
   info?: Info
   done?: Deferred.Deferred<Info>
   scope?: Scope.Closeable
+  generation?: Scope.Closeable
 }
 
 type BackgroundResult = {
@@ -81,11 +84,12 @@ type StartResult = { info: Info } | { info: Info; scope: Scope.Closeable }
 type BlockWait = {
   done: Deferred.Deferred<Info>
   backgrounded: Deferred.Deferred<Info>
+  generation: Scope.Closeable
 }
 
 type BlockStart =
   | { type: "missing" }
-  | { type: "finished"; info: Info }
+  | { type: "finished"; info: Info; generation: Scope.Closeable }
   | { type: "backgrounded"; info: Info }
   | { type: "wait"; wait: BlockWait }
 
@@ -168,6 +172,9 @@ function decrementSession(input: Map<SessionSchema.ID, number>, sessionID: Sessi
 /**
  * Makes one scoped, process-local registry. Explicitly recoverable background
  * work also owns a durable notification marker until its notification is admitted.
+ * Unconsumed results survive the start-to-wait handoff. Foreground block/cancel
+ * and non-recoverable wait results enter a 25-entry consumed history. Recoverable
+ * wait results stay available for background registration and acknowledgment.
  */
 export const make = Effect.gen(function* () {
   const kv = yield* KV.Service
@@ -176,6 +183,19 @@ export const make = Effect.gen(function* () {
     scope: yield* Scope.Scope,
   }
 
+  const consume = (id: string, generation: Scope.Closeable) =>
+    SynchronizedRef.update(state.jobs, (jobs) => {
+      const job = jobs.get(id)
+      if (!job || job.scope !== generation || job.info.status === "running" || job.consumed) return jobs
+      const next = new Map(jobs)
+      // Order history by first consumption, not by start time or subsequent reads.
+      next.delete(id)
+      next.set(id, { ...job, consumed: true })
+      const completed = [...next].filter(([, job]) => job.consumed && !job.info.notificationID)
+      for (const [id] of completed.slice(0, -COMPLETED_LIMIT)) next.delete(id)
+      return next
+    })
+
   const persistBackground = Effect.fnUntraced(function* (job: Active) {
     if (!job.recovery || !job.info.notificationID) return
     yield* kv.set(`${backgroundPrefix}${job.info.notificationID}`, {
@@ -260,6 +280,7 @@ export const make = Effect.gen(function* () {
               scope,
               blockingSessions: new Map<SessionSchema.ID, number>(),
               isBackgrounded: false,
+              consumed: false,
               recovery: input.recovery,
             }
             return [{ info: snapshot(job), scope }, new Map(jobs).set(id, job)]
@@ -280,12 +301,19 @@ export const make = Effect.gen(function* () {
   const wait: Interface["wait"] = Effect.fn("Job.wait")(function* (input) {
     const job = (yield* SynchronizedRef.get(state.jobs)).get(input.id)
     if (!job) return { timedOut: false }
-    if (job.info.status !== "running") return { info: snapshot(job), timedOut: false }
-    if (input.timeout === undefined) return { info: yield* Deferred.await(job.done), timedOut: false }
-    if (input.timeout <= 0) return { info: snapshot(job), timedOut: true }
-    const info = yield* Deferred.await(job.done).pipe(Effect.timeoutOption(input.timeout))
-    if (info._tag === "Some") return { info: info.value, timedOut: false }
-    return { info: snapshot(job), timedOut: true }
+    return yield* Effect.gen(function* () {
+      if (job.info.status !== "running") return { info: snapshot(job), timedOut: false }
+      if (input.timeout === undefined) return { info: yield* Deferred.await(job.done), timedOut: false }
+      if (input.timeout <= 0) return { info: snapshot(job), timedOut: true }
+      const info = yield* Deferred.await(job.done).pipe(Effect.timeoutOption(input.timeout))
+      if (info._tag === "Some") return { info: info.value, timedOut: false }
+      return { info: snapshot(job), timedOut: true }
+    }).pipe(
+      // Recoverable wait -> background is a supported handoff, even after failure.
+      Effect.tap((result) =>
+        result.info.status === "running" || job.recovery ? Effect.void : consume(input.id, job.scope),
+      ),
+    )
   })
 
   const removeBlock = Effect.fnUntraced(function* (input: BlockInput) {
@@ -303,10 +331,10 @@ export const make = Effect.gen(function* () {
     const result = yield* SynchronizedRef.modify(state.jobs, (jobs): readonly [BlockStart, Map<string, Active>] => {
       const job = jobs.get(input.id)
       if (!job) return [{ type: "missing" }, jobs]
-      if (job.info.status !== "running") return [{ type: "finished", info: snapshot(job) }, jobs]
+      if (job.info.status !== "running") return [{ type: "finished", info: snapshot(job), generation: job.scope }, jobs]
       if (job.isBackgrounded) return [{ type: "backgrounded", info: snapshot(job) }, jobs]
       return [
-        { type: "wait", wait: { done: job.done, backgrounded: job.backgrounded } },
+        { type: "wait", wait: { done: job.done, backgrounded: job.backgrounded, generation: job.scope } },
         new Map(jobs).set(input.id, {
           ...job,
           blockingSessions: incrementSession(job.blockingSessions, input.sessionID),
@@ -314,12 +342,18 @@ export const make = Effect.gen(function* () {
       ]
     })
     if (result.type === "missing") return undefined
-    if (result.type === "finished") return { type: "finished", info: result.info }
+    if (result.type === "finished") {
+      yield* consume(input.id, result.generation)
+      return { type: "finished", info: result.info }
+    }
     if (result.type === "backgrounded") return { type: "backgrounded", info: result.info }
     return yield* Effect.raceFirst(
       Deferred.await(result.wait.done).pipe(Effect.map((info) => ({ type: "finished" as const, info }))),
       Deferred.await(result.wait.backgrounded).pipe(Effect.map((info) => ({ type: "backgrounded" as const, info }))),
-    ).pipe(Effect.ensuring(removeBlock(input)))
+    ).pipe(
+      Effect.tap((outcome) => (outcome.type === "finished" ? consume(input.id, result.wait.generation) : Effect.void)),
+      Effect.ensuring(removeBlock(input)),
+    )
   })
 
   const markBackground = Effect.fnUntraced(function* (job: Active) {
@@ -383,7 +417,7 @@ export const make = Effect.gen(function* () {
       Effect.fnUntraced(function* (jobs): Effect.fn.Return<readonly [FinishResult, Map<string, Active>]> {
         const job = jobs.get(id)
         if (!job) return [{}, jobs]
-        if (job.info.status !== "running") return [{ info: snapshot(job) }, jobs]
+        if (job.info.status !== "running") return [{ info: snapshot(job), generation: job.scope }, jobs]
         const next = {
           ...job,
           blockingSessions: new Map<SessionSchema.ID, number>(),
@@ -394,11 +428,15 @@ export const make = Effect.gen(function* () {
           },
         }
         yield* persistBackground(next)
-        return [{ info: snapshot(next), done: job.done, scope: job.scope }, new Map(jobs).set(id, next)]
+        return [
+          { info: snapshot(next), done: job.done, scope: job.scope, generation: job.scope },
+          new Map(jobs).set(id, next),
+        ]
       }),
     )
     if (result.info && result.done) yield* Deferred.succeed(result.done, result.info)
     if (result.scope) yield* Scope.close(result.scope, Exit.void)
+    if (result.generation) yield* consume(id, result.generation)
     return result.info
   })
 
@@ -414,7 +452,16 @@ export const make = Effect.gen(function* () {
   }).pipe(Effect.withSpan("Job.pendingBackground"))
 
   const completeBackground: Interface["completeBackground"] = Effect.fn("Job.completeBackground")((notificationID) =>
-    kv.remove(`${backgroundPrefix}${notificationID}`),
+    SynchronizedRef.updateEffect(state.jobs, (jobs) =>
+      Effect.gen(function* () {
+        yield* kv.remove(`${backgroundPrefix}${notificationID}`)
+        const entry = [...jobs].find(([, job]) => job.info.notificationID === notificationID)
+        if (!entry || entry[1].info.status === "running") return jobs
+        const next = new Map(jobs)
+        next.delete(entry[0])
+        return next
+      }),
+    ),
   )
 
   return Service.of({

packages/core/src/model-resolver.ts

@@ -118,9 +118,9 @@ export interface Resolved {
   /** Catalog token limits used by Core for context management. */
   readonly limit: Info["limit"]
   /** Model policy overrides the provider policy; omitted means local compaction. */
-  readonly compaction?: Info["compaction"]
+  readonly compaction?: Provider.Compaction
   /** Model transport overrides the provider transport; omitted means HTTP. */
-  readonly transport?: Info["transport"]
+  readonly transport?: Provider.Transport
 }
 
 export interface Interface {
@@ -178,7 +178,11 @@ export const fromCatalogModel = (
     Effect.flatMap((resolved) => validateProviderVariables(model, resolved)),
     Effect.flatMap((resolved) => {
       // Reject provider compaction policies up front so the misconfiguration surfaces before any step runs.
-      if (model.compaction?.mode !== "provider" || resolved.route.compact?.trigger || resolved.route.compact?.endpoint)
+      if (
+        model.settings?.compaction?.type !== "native" ||
+        resolved.route.compact?.trigger ||
+        resolved.route.compact?.endpoint
+      )
         return Effect.succeed(resolved)
       return Effect.fail(
         new UnsupportedCompactionError({ providerID: model.providerID, modelID: model.id, route: resolved.route.id }),
@@ -377,8 +381,8 @@ export const layer = Layer.effect(
         capabilities: selected.capabilities,
         cost: selected.cost,
         limit: selected.limit,
-        compaction: selected.compaction,
-        transport: selected.transport,
+        compaction: runtimeInfo.settings?.compaction,
+        transport: runtimeInfo.settings?.transport,
       }
     })
     return Service.of({

packages/core/src/model.ts

@@ -188,8 +188,6 @@ const layer = Layer.effect(
                     ...model,
                     ...(provider?.canonical === undefined ? {} : { canonical: provider.canonical }),
                     package: model.package ?? provider?.package,
-                    compaction: model.compaction ?? provider?.compaction,
-                    transport: model.transport ?? provider?.transport,
                     settings: Provider.mergeOverlay(provider?.settings, model.settings),
                     headers: Provider.mergeHeaders(provider?.headers, model.headers),
                     body: Provider.mergeOverlay(provider?.body, model.body),

packages/core/src/plugin/internal.ts

@@ -95,6 +95,7 @@ import { ProviderPlugins } from "./provider.js"
 import { WebSearchPlugins } from "./websearch/index.js"
 import { SkillPlugin } from "./skill.js"
 import { VcsHgPlugin } from "./vcs/hg.js"
+import { ToolInputRepairPlugin } from "./tool-input-repair.js"
 import { OptimizePlugin } from "./optimize.js"
 import { VcsGitPlugin } from "./vcs/git.js"
 import { WarmingPlugin } from "./warming.js"
@@ -205,6 +206,7 @@ export const requirements = LayerNode.group([
 export type InternalPlugin = Plugin<Requirements | Scope.Scope>
 
 const pre = [
+  ToolInputRepairPlugin.Plugin,
   ConfigWorktreePlugin.Plugin,
   BrowserPlugin,
   ConfigMcpPlugin.Plugin,

packages/core/src/plugin/provider/azure.ts

@@ -168,7 +168,9 @@ export const AzurePlugin = define({
                 resolveResourceName(draft.settings, resourceName) ?? resourceName,
               )
             if (responsesWebSocketCapable(item.provider, draft))
-              draft.transport = item.provider.transport ?? "websocket"
+              draft.settings = Provider.mergeOverlay(draft.settings, {
+                transport: item.provider.settings?.transport ?? "websocket",
+              })
           })
         }
       }

packages/core/src/plugin/provider/openai.ts

@@ -270,7 +270,9 @@ export const OpenAIPlugin = define({
         // ChatGPT-plan tokens only authorize codex-eligible models, and the
         // subscription covers usage, so hide the rest and zero the cost.
         models.update(model.providerID, model.id, (draft) => {
-          draft.transport = models.provider.get(model.providerID)?.provider.transport ?? "websocket"
+          draft.settings = Provider.mergeOverlay(draft.settings, {
+            transport: models.provider.get(model.providerID)?.provider.settings?.transport ?? "websocket",
+          })
           if (!chatgpt) return
           if (Schema.is(Schema.Struct({ mode: Schema.Literal("pro") }))(draft.body?.reasoning)) {
             draft.enabled = false

packages/core/src/plugin/provider/xai.ts

@@ -98,7 +98,9 @@ export const XAIPlugin = define({
     yield* ctx.model.transform((models) => {
       for (const model of models.list(providerID)) {
         models.update(providerID, model.id, (draft) => {
-          draft.transport = models.provider.get(providerID)?.provider.transport ?? "websocket"
+          draft.settings = Provider.mergeOverlay(draft.settings, {
+            transport: models.provider.get(providerID)?.provider.settings?.transport ?? "websocket",
+          })
         })
       }
     })

packages/core/src/plugin/tool-input-repair.ts

@@ -0,0 +1,177 @@
+export * as ToolInputRepairPlugin from "./tool-input-repair.js"
+
+import { define } from "@opencode/plugin/effect/plugin"
+import type { ToolEditor } from "@opencode/plugin/effect/tool"
+import { Effect, JsonSchema, Option, Predicate, Schema } from "effect"
+import { definition } from "../tool/runtime.js"
+
+// Repairs apply only when the input schema unambiguously supports them:
+// - Stringified root or nested object: '{"limit":"20"}' -> { limit: 20 }
+// - Closed object: { limit: "20", extra: true } -> { limit: 20 }
+// - Optional null or empty-object placeholder: { limit: null } -> {}
+// - Numeric or boolean string: { limit: "20", enabled: "false" } -> { limit: 20, enabled: false }
+// - Nullable field: { count: "2" } -> { count: 2 }
+// - Stringified array or compatible item: { tags: '["a"]', count: "2" } -> { tags: ["a"], count: [2] }
+// - Positional tuple: { pair: ["2", "false"] } -> { pair: [2, false] }
+// - Typed dictionary: { counts: { first: "2" } } -> { counts: { first: 2 } }
+// - Nested fields and local references: { items: [{ count: "2" }] } -> { items: [{ count: 2 }] }
+
+const decodeJson = Schema.decodeUnknownOption(Schema.fromJsonString(Schema.Unknown))
+const maxDepth = 6
+
+export const Plugin = define({
+  id: "opencode.tool.input.repair",
+  effect: Effect.fn(function* (ctx) {
+    let get: ToolEditor["get"] = () => undefined
+    yield* ctx.tool.transform((draft) => {
+      // The draft sees later tool transforms too; reload replaces this lookup.
+      get = draft.get
+    })
+    yield* ctx.tool.hook("execute.before", (event) =>
+      Effect.sync(() => {
+        // The outer Code Mode tool is built per snapshot rather than registered, so it cannot be
+        // looked up here. Its `{ code }` input is trivial; the tools it calls are repaired normally.
+        if (event.tool === "execute") return
+        const tool = get(event.tool)
+        if (!tool) return
+        const schema = definition(tool).inputSchema
+        if (schema.type !== "object") return
+        event.input = repair(event.input, schema, schema, 0)
+      }),
+    )
+  }),
+})
+
+function repair(value: unknown, schema: JsonSchema.JsonSchema, root: JsonSchema.JsonSchema, depth: number): unknown {
+  if (depth > maxDepth) return value
+
+  if (typeof schema.$ref === "string") {
+    const definitions = /^#\/\$defs\/[^/]+$/.test(schema.$ref)
+      ? root.$defs
+      : /^#\/definitions\/[^/]+$/.test(schema.$ref)
+        ? root.definitions
+        : undefined
+    if (!Predicate.isObject(definitions)) return value
+    const target = Object.fromEntries(
+      Object.entries(definitions).filter((entry): entry is [string, JsonSchema.JsonSchema] =>
+        Predicate.isObject(entry[1]),
+      ),
+    )[
+      schema.$ref
+        .slice(schema.$ref.lastIndexOf("/") + 1)
+        .replaceAll("~1", "/")
+        .replaceAll("~0", "~")
+    ]
+    return target ? repair(value, target, root, depth + 1) : value
+  }
+
+  if (Array.isArray(schema.type)) {
+    if (value === null && schema.type.includes("null")) return value
+    if (schema.type.includes(typeof value)) return value
+    const types = schema.type.filter((type) => type !== "null")
+    return types.length === 1 ? repair(value, { ...schema, type: types[0] }, root, depth + 1) : value
+  }
+
+  if (schema.type === undefined) {
+    if (Array.isArray(schema.anyOf) && Array.isArray(schema.oneOf)) return value
+    const branches = Array.isArray(schema.anyOf) ? schema.anyOf : schema.oneOf
+    if (!Array.isArray(branches) || value === null) return value
+    if (branches.some((branch) => !Predicate.isObject(branch) || branch.type === typeof value)) return value
+    const candidates = branches.filter((branch) => Predicate.isObject(branch) && branch.type !== "null")
+    return candidates.length === 1 ? repair(value, candidates[0], root, depth + 1) : value
+  }
+
+  if (schema.type === "number" || schema.type === "integer") {
+    if (typeof value !== "string" || value.trim() === "") return value
+    const parsed = Number(value)
+    return Number.isFinite(parsed) && (schema.type !== "integer" || Number.isSafeInteger(parsed)) ? parsed : value
+  }
+  if (schema.type === "boolean") return value === "true" ? true : value === "false" ? false : value
+  if (schema.type === "object") return repairObject(value, schema, root, depth)
+  if (schema.type === "array") return repairArray(value, schema, root, depth)
+  return value
+}
+
+function repairObject(
+  value: unknown,
+  schema: JsonSchema.JsonSchema,
+  root: JsonSchema.JsonSchema,
+  depth: number,
+): unknown {
+  const parsed = typeof value === "string" ? Option.getOrUndefined(decodeJson(value)) : value
+  if (!Predicate.isObject(parsed)) return value
+
+  const properties = Predicate.isObject(schema.properties) ? schema.properties : {}
+  const required = Array.isArray(schema.required) ? schema.required : []
+  const patterned = Predicate.isObject(schema.patternProperties)
+  const composed = Array.isArray(schema.allOf) || Array.isArray(schema.anyOf) || Array.isArray(schema.oneOf)
+
+  return Object.keys(parsed).reduce<Record<string, unknown>>((result, key) => {
+    const current = result[key]
+    const declared = Object.hasOwn(properties, key)
+    const property = declared ? properties[key] : !patterned ? schema.additionalProperties : undefined
+
+    if (!declared && schema.additionalProperties === false && !patterned && !composed) {
+      const next = { ...result }
+      delete next[key]
+      return next
+    }
+    if (!Predicate.isObject(property)) return result
+
+    // Only a bare single-type property provably rejects null and `{}`. Compositions, enums,
+    // constants, references and nullable flags may accept them, so those are left alone.
+    const plain =
+      typeof property.type === "string" &&
+      property.type !== "null" &&
+      !composed &&
+      ["anyOf", "oneOf", "allOf", "enum", "const", "$ref", "nullable"].every((keyword) => !(keyword in property))
+    const placeholder = Predicate.isObject(current) && Object.keys(current).length === 0 && property.type !== "object"
+    if (declared && !required.includes(key) && plain && (current === null || placeholder)) {
+      const next = { ...result }
+      delete next[key]
+      return next
+    }
+
+    const repaired = repair(current, property, root, depth + 1)
+    return repaired === current ? result : { ...result, [key]: repaired }
+  }, parsed)
+}
+
+function repairArray(
+  value: unknown,
+  schema: JsonSchema.JsonSchema,
+  root: JsonSchema.JsonSchema,
+  depth: number,
+): unknown {
+  const parsed = typeof value === "string" ? Option.getOrUndefined(decodeJson(value)) : value
+  const tuple = Array.isArray(schema.prefixItems)
+    ? schema.prefixItems
+    : Array.isArray(schema.items)
+      ? schema.items
+      : undefined
+
+  if (Array.isArray(parsed)) {
+    const repaired = parsed.map((item, index) => {
+      const member = tuple
+        ? (tuple[index] ?? (Array.isArray(schema.prefixItems) ? schema.items : schema.additionalItems))
+        : schema.items
+      return Predicate.isObject(member) ? repair(item, member, root, depth + 1) : item
+    })
+    return repaired.every((item, index) => item === parsed[index]) ? parsed : repaired
+  }
+
+  if (tuple || !Predicate.isObject(schema.items)) return value
+  const repaired = repair(value, schema.items, root, depth + 1)
+  const type = schema.items.type
+  const compatible =
+    type === "object"
+      ? Predicate.isObject(repaired)
+      : type === "array"
+        ? Array.isArray(repaired)
+        : type === "integer"
+          ? typeof repaired === "number" && Number.isSafeInteger(repaired)
+          : type === "number"
+            ? typeof repaired === "number" && Number.isFinite(repaired)
+            : (type === "string" || type === "boolean") && typeof repaired === type
+  return compatible ? [repaired] : value
+}

packages/core/src/provider.ts

@@ -132,11 +132,11 @@ export const loadPackage = Effect.fn("Provider.loadPackage")(function* (input: s
   return yield* importPackage(specifier, entrypoint)
 })
 
-/** opencode transport settings consumed in aisdk.ts; native packages never receive them. */
-const TRANSPORT_KEYS = ["chunkTimeout", "fetch", "timeout"] as const
+/** opencode settings consumed in Core; native packages never receive them. */
+const CORE_KEYS = ["chunkTimeout", "compaction", "fetch", "timeout", "transport"] as const
 
 export function nativeSettings(settings: Settings): Settings {
-  return Struct.omit(settings, TRANSPORT_KEYS)
+  return Struct.omit(settings, CORE_KEYS)
 }
 
 export function mergeOverlay(
@@ -177,6 +177,12 @@ export function mergeHeaders(
 export const Request = Provider.Request
 export type Request = Provider.Request
 
+export const Compaction = Provider.Compaction
+export type Compaction = Provider.Compaction
+
+export const Transport = Provider.Transport
+export type Transport = Provider.Transport
+
 export const Settings = Provider.Settings
 export type Settings = Provider.Settings
 

packages/core/src/session/compaction.ts

@@ -736,7 +736,7 @@ export const layer = Layer.effect(
     const compact = Effect.fn("SessionCompaction.compact")(function* (input: AutoInput): Effect.fn.Return<Outcome> {
       const request = { ...input, reason: "auto" as const }
       if (input.overflow) return yield* recoverLocally(request)
-      if (input.context.model.compaction?.mode !== "provider") return yield* execute(request)
+      if (input.context.model.compaction?.type !== "native") return yield* execute(request)
       return yield* executeProvider(request)
     })
     const required = (input: RequiredInput) => {
@@ -759,12 +759,7 @@ export const layer = Layer.effect(
         limit.input === undefined ? Number.POSITIVE_INFINITY : limit.input - config.buffer,
         context - Math.max(output, config.buffer),
       )
-      const policy = input.resolved.compaction
-      const threshold =
-        policy?.mode === "provider" && policy.threshold !== undefined
-          ? Math.min(policy.threshold, promptCeiling)
-          : promptCeiling
-      return estimateTokens(input) >= threshold
+      return estimateTokens(input) >= promptCeiling
     }
     const compactManual = Effect.fn("SessionCompaction.compactManual")(function* (input: ManualInput) {
       if (findTailStart(input.messages, state.get().tokens) === undefined)
@@ -792,7 +787,7 @@ export const layer = Layer.effect(
               inputID: input.inputID,
               started: input.started,
             }
-            return context.model.compaction?.mode === "provider" ? executeProvider(request) : execute(request)
+            return context.model.compaction?.type === "native" ? executeProvider(request) : execute(request)
           },
         }),
       )

packages/core/test/aisdk.test.ts

@@ -155,14 +155,18 @@ it.effect("projects request settings, headers, and body overlays", () =>
   Effect.gen(function* () {
     const aisdk = yield* AISDK.Service
     let body: unknown
+    let options: Record<string, unknown> | undefined
     yield* aisdk.hook.sdk((event) => {
       body = event.options.body
+      options = event.options
       event.sdk = { languageModel: () => ({ provider: event.model.providerID }) }
     })
 
     const input = model("@ai-sdk/google", {
       apiKey: "secret",
       thinkingConfig: { thinkingBudget: 1024 },
+      compaction: { type: "native" },
+      transport: "websocket",
     })
     const resolved = yield* aisdk.model({
       ...input,
@@ -185,6 +189,8 @@ it.effect("projects request settings, headers, and body overlays", () =>
     })
     expect(prepared.body.headers).toEqual({ "x-test": "header" })
     expect(body).toEqual({ safety_setting: "strict" })
+    expect(options).not.toHaveProperty("compaction")
+    expect(options).not.toHaveProperty("transport")
   }),
 )
 

packages/core/test/config/provider.test.ts

@@ -34,7 +34,7 @@ function required<T>(value: T | undefined): T {
 const decode = Schema.decodeUnknownSync(Info)
 
 describe("ConfigProviderPlugin.Plugin", () => {
-  it.effect("inherits provider compaction policy with model overrides and rejects unsupported routes", () =>
+  it.effect("inherits the provider compaction setting with model overrides and rejects unsupported routes", () =>
     Effect.gen(function* () {
       const models = yield* Model.Service
       yield* addPlugin([
@@ -44,12 +44,10 @@ describe("ConfigProviderPlugin.Plugin", () => {
             providers: {
               custom: {
                 package: "@opencode/ai/providers/openai/responses",
-                compaction: { mode: "provider", threshold: 120_000 },
+                settings: { compaction: { type: "native" } },
                 models: {
                   native: {},
-                  reset: { compaction: { mode: "provider" } },
-                  threshold: { compaction: { mode: "provider", threshold: 90_000 } },
-                  local: { compaction: { mode: "local" }, package: "@opencode/ai/providers/openai/chat" },
+                  local: { settings: { compaction: { type: "summary" } }, package: "@opencode/ai/providers/openai/chat" },
                   unsupported: { package: "@opencode/ai/providers/openai/chat" },
                 },
               },
@@ -62,16 +60,9 @@ describe("ConfigProviderPlugin.Plugin", () => {
       const local = required(yield* models.get(Provider.ID.make("custom"), Model.ID.make("local")))
       const unsupported = required(yield* models.get(Provider.ID.make("custom"), Model.ID.make("unsupported")))
       const defaultModel = required(yield* models.get(Provider.ID.make("default"), Model.ID.make("chat")))
-      expect(native.compaction).toEqual({ mode: "provider", threshold: 120_000 })
-      expect((yield* models.get(Provider.ID.make("custom"), Model.ID.make("reset")))?.compaction).toEqual({
-        mode: "provider",
-      })
-      expect((yield* models.get(Provider.ID.make("custom"), Model.ID.make("threshold")))?.compaction).toEqual({
-        mode: "provider",
-        threshold: 90_000,
-      })
-      expect(local.compaction).toEqual({ mode: "local" })
-      expect(defaultModel.compaction).toBeUndefined()
+      expect(native.settings?.compaction).toEqual({ type: "native" })
+      expect(local.settings?.compaction).toEqual({ type: "summary" })
+      expect(defaultModel.settings?.compaction).toBeUndefined()
       yield* ModelResolver.fromCatalogModel(native)
       yield* ModelResolver.fromCatalogModel(local)
       yield* ModelResolver.fromCatalogModel(defaultModel)
@@ -92,8 +83,8 @@ describe("ConfigProviderPlugin.Plugin", () => {
             providers: {
               custom: {
                 package: "@opencode/ai/providers/openai/responses",
-                transport: "http",
-                models: { inherited: {}, override: { transport: "websocket" } },
+                settings: { transport: "http" },
+                models: { inherited: {}, override: { settings: { transport: "websocket" } } },
               },
               default: { package: "@opencode/ai/providers/openai/responses", models: { untouched: {} } },
             },
@@ -103,9 +94,9 @@ describe("ConfigProviderPlugin.Plugin", () => {
       const inherited = required(yield* models.get(Provider.ID.make("custom"), Model.ID.make("inherited")))
       const override = required(yield* models.get(Provider.ID.make("custom"), Model.ID.make("override")))
       const untouched = required(yield* models.get(Provider.ID.make("default"), Model.ID.make("untouched")))
-      expect(inherited.transport).toBe("http")
-      expect(override.transport).toBe("websocket")
-      expect(untouched.transport).toBeUndefined()
+      expect(inherited.settings?.transport).toBe("http")
+      expect(override.settings?.transport).toBe("websocket")
+      expect(untouched.settings?.transport).toBeUndefined()
     }),
   )
 
@@ -131,7 +122,7 @@ describe("ConfigProviderPlugin.Plugin", () => {
           editor.models.update(providerID, modelID, () => {})
         })
         yield* builtin.plugin.effect(host)
-        expect((yield* models.get(providerID, modelID))?.transport).toBe("websocket")
+        expect((yield* models.get(providerID, modelID))?.settings?.transport).toBe("websocket")
 
         yield* addPlugin([
           new Document({
@@ -139,16 +130,16 @@ describe("ConfigProviderPlugin.Plugin", () => {
             info: decode({
               providers: {
                 [builtin.id]: {
-                  transport: "http",
-                  models: { override: { modelID: builtin.model, transport: "websocket" } },
+                  settings: { transport: "http" },
+                  models: { override: { modelID: builtin.model, settings: { transport: "websocket" } } },
                 },
               },
             }),
           }),
         ])
 
-        expect((yield* models.get(providerID, modelID))?.transport).toBe("http")
-        expect((yield* models.get(providerID, Model.ID.make("override")))?.transport).toBe("websocket")
+        expect((yield* models.get(providerID, modelID))?.settings?.transport).toBe("http")
+        expect((yield* models.get(providerID, Model.ID.make("override")))?.settings?.transport).toBe("websocket")
       }),
     )
   }

packages/core/test/plugin/provider-azure.test.ts

@@ -473,10 +473,10 @@ describe("AzurePlugin", () => {
         yield* addPlugin()
 
         const responses = required(yield* service.get(Provider.ID.azure, models.responses))
-        expect(responses.transport).toBe("websocket")
+        expect(responses.settings?.transport).toBe("websocket")
         for (const modelID of [models.chat, models.preview, models.deploymentURL, models.gateway, models.nonAzure]) {
           const model = required(yield* service.get(Provider.ID.azure, modelID))
-          expect(model.transport).toBeUndefined()
+          expect(model.settings?.transport).toBeUndefined()
         }
       }),
     ),

packages/core/test/plugin/provider-openai.test.ts

@@ -205,7 +205,7 @@ describe("OpenAIPlugin", () => {
       expect(model.package).toBe("@opencode/ai/providers/openai")
       expect(model.enabled).toBe(true)
       expect(model.limit).toEqual({ context: 1_050_000, input: 922_000, output: 128_000 })
-      expect(model.transport).toBe("websocket")
+      expect(model.settings?.transport).toBe("websocket")
       expect(direct.headers).not.toHaveProperty("originator")
       expect(direct.baseURL).toBe("https://api.openai.com/v1")
       expect(provider.headers).not.toHaveProperty("x-codex-beta-features")
@@ -236,7 +236,7 @@ describe("OpenAIPlugin", () => {
         id: "deployment-responses",
         provider: Provider.ID.azure,
       })
-      const prepare = (preference?: Model.Info["transport"]) =>
+      const prepare = (preference?: Provider.Transport) =>
         Effect.gen(function* () {
           const model = SessionRunnerModel.resolved(route.model({ id: "gpt-5.5" }), {
             capabilities: { tools: true, input: ["text"], output: ["text"] },

packages/core/test/plugin/provider-xai.test.ts

@@ -84,7 +84,7 @@ describe("XAIPlugin", () => {
       yield* addPlugin()
 
       const model = yield* models.get(providerID, Model.ID.make("grok-4.6"))
-      expect(model?.transport).toBe("websocket")
+      expect(model?.settings?.transport).toBe("websocket")
     }),
   )
 })

packages/core/test/plugin/tool-input-repair-integration.test.ts

@@ -0,0 +1,114 @@
+import { expect } from "bun:test"
+import { Effect, Schema } from "effect"
+import { Agent } from "@opencode/core/agent"
+import { Plugin } from "@opencode/core/plugin"
+import { ToolInputRepairPlugin } from "@opencode/core/plugin/tool-input-repair"
+import { Session } from "@opencode/core/session"
+import { SessionMessage } from "@opencode/core/session/message"
+import { Tool } from "@opencode/core/tool"
+import { testEffect } from "../lib/effect"
+import { PluginTestLayer } from "./fixture"
+
+const it = testEffect(PluginTestLayer)
+const identity = {
+  sessionID: Session.ID.make("ses_repair"),
+  agent: Agent.ID.make("build"),
+  messageID: SessionMessage.ID.make("msg_repair"),
+}
+
+it.effect("repairs tool input before validating its original schema", () =>
+  Effect.gen(function* () {
+    const plugins = yield* Plugin.Service
+    const registry = yield* Tool.Service
+    const executed: unknown[] = []
+    yield* plugins.activate([
+      { ...ToolInputRepairPlugin.Plugin, revision: "1" },
+      {
+        id: "repairable-tool",
+        revision: "1",
+        effect: (ctx) =>
+          ctx.tool.transform((draft) =>
+            draft.add({
+              name: "repairable",
+              options: { codemode: false },
+              description: "Repairable",
+              input: Schema.Struct({ count: Schema.Int, enabled: Schema.Boolean }),
+              execute: (input) => Effect.sync(() => executed.push(input)).pipe(Effect.as({ content: "ok" })),
+            }),
+          ),
+      },
+    ])
+    const snapshot = yield* registry.snapshot()
+    yield* snapshot.execute({
+      ...identity,
+      call: {
+        type: "tool-call",
+        id: "call-repair",
+        name: "repairable",
+        input: '{"count":"2","enabled":"true","extra":true}',
+      },
+    })
+    expect(executed).toEqual([{ count: 2, enabled: true }])
+
+    yield* registry.transform((draft) => {
+      draft.update("repairable", (tool) => {
+        tool.input = Schema.Struct({ count: Schema.Boolean, enabled: Schema.Boolean })
+      })
+    })
+    const updated = yield* registry.snapshot()
+    yield* updated.execute({
+      ...identity,
+      call: {
+        type: "tool-call",
+        id: "call-updated",
+        name: "repairable",
+        input: { count: "false", enabled: "true" },
+      },
+    })
+    expect(executed).toEqual([
+      { count: 2, enabled: true },
+      { count: false, enabled: true },
+    ])
+
+    yield* registry.transform((draft) => draft.remove("repairable"))
+    const removed = yield* registry.snapshot()
+    expect(
+      (yield* removed
+        .execute({
+          ...identity,
+          call: { type: "tool-call", id: "call-removed", name: "repairable", input: {} },
+        })
+        .pipe(Effect.flip)).message,
+    ).toBe('No tool named "repairable" is currently available. Please use a tool from the available tool list.')
+  }),
+)
+
+it.effect("repairs namespaced inner tool input called from Code Mode", () =>
+  Effect.gen(function* () {
+    const plugins = yield* Plugin.Service
+    const registry = yield* Tool.Service
+    const executed: unknown[] = []
+    yield* plugins.activate([{ ...ToolInputRepairPlugin.Plugin, revision: "1" }])
+    yield* registry.transform((draft) =>
+      draft.add({
+        name: "count",
+        options: { namespace: "example" },
+        description: "Record a count",
+        input: Schema.Struct({ count: Schema.Int }),
+        execute: (input) => Effect.sync(() => executed.push(input)).pipe(Effect.as({ content: "ok" })),
+      }),
+    )
+
+    const snapshot = yield* registry.snapshot()
+    yield* snapshot.execute({
+      ...identity,
+      call: {
+        type: "tool-call",
+        id: "call-codemode-repair",
+        name: "execute",
+        input: { code: 'return await tools.example.count({ count: "3" })' },
+      },
+    })
+    expect(executed).toEqual([{ count: 3 }])
+  }),
+)

packages/core/test/plugin/tool-input-repair.test.ts

@@ -0,0 +1,466 @@
+import { describe, expect } from "bun:test"
+import { Agent } from "@opencode/core/agent"
+import { ToolInputRepairPlugin } from "@opencode/core/plugin/tool-input-repair"
+import { Session } from "@opencode/core/session"
+import { SessionMessage } from "@opencode/core/session/message"
+import type { ToolHooks } from "@opencode/plugin/effect/tool"
+import { Tool } from "@opencode/schema/tool"
+import { Effect, type JsonSchema } from "effect"
+import { it } from "../lib/effect"
+import { host } from "./host"
+
+function run(input: unknown, inputSchema: JsonSchema.JsonSchema) {
+  const event: ToolHooks["execute.before"] = {
+    tool: "test",
+    input,
+    sessionID: Session.ID.make("ses_repair"),
+    agent: Agent.ID.make("build"),
+    messageID: SessionMessage.ID.make("msg_repair"),
+    id: Tool.CallID.make("call_repair"),
+  }
+  const events: ToolHooks = {
+    "execute.before": event,
+    "execute.after": { ...event, status: "error", error: new Tool.Error({ message: "unused" }) },
+  }
+  const base = host()
+  return ToolInputRepairPlugin.Plugin.effect(
+    host({
+      tool: {
+        ...base.tool,
+        transform: (callback) =>
+          Effect.sync(() => {
+            const tool = {
+              id: "test",
+              name: "test",
+              description: "Test repair",
+              input: inputSchema,
+              execute: () => Effect.succeed({ content: "unused" }),
+            }
+            callback({
+              list: () => [tool],
+              get: (id) => (id === tool.id ? tool : undefined),
+              add: () => {},
+              namespace: () => {},
+              update: () => {},
+              remove: () => {},
+            })
+            return { dispose: Effect.void }
+          }),
+        hook: (name, callback) => callback(events[name]).pipe(Effect.orDie, Effect.as({ dispose: Effect.void })),
+      },
+    }),
+  ).pipe(Effect.as(event))
+}
+
+const object = (properties: Record<string, unknown>, required?: string[]) => ({
+  type: "object" as const,
+  properties,
+  ...(required ? { required } : {}),
+})
+
+describe("tool input repair plugin", () => {
+  it.effect("preserves valid input identity, nested containers, and unknown properties", () =>
+    Effect.gen(function* () {
+      const nested = { enabled: true }
+      const items = [2, 3]
+      const input = { count: 2, nested, items, extra: "keep" }
+      const event = yield* run(
+        input,
+        object({
+          count: { type: "integer" },
+          nested: object({ enabled: { type: "boolean" } }),
+          items: { type: "array", items: { type: "number" } },
+        }),
+      )
+
+      expect(event.input).toBe(input)
+      expect((event.input as typeof input).nested).toBe(nested)
+      expect((event.input as typeof input).items).toBe(items)
+    }),
+  )
+
+  it.effect("parses root objects and repairs nested stringified containers", () =>
+    Effect.gen(function* () {
+      const schema = object({
+        count: { type: "integer" },
+        item: object({ enabled: { type: "boolean" } }),
+        list: { type: "array", items: { type: "integer" } },
+      })
+
+      expect(
+        (yield* run('{"count":"2","item":"{\\"enabled\\":\\"false\\"}","list":"[\\"3\\"]"}', schema)).input,
+      ).toEqual({
+        count: 2,
+        item: { enabled: false },
+        list: [3],
+      })
+      expect((yield* run("{broken", schema)).input).toBe("{broken")
+      expect((yield* run("[]", schema)).input).toBe("[]")
+      expect((yield* run(null, schema)).input).toBeNull()
+    }),
+  )
+
+  it.effect("removes extras only from explicitly closed objects without mutating inputs", () =>
+    Effect.gen(function* () {
+      const input = {
+        known: "2",
+        extra: true,
+        closed: { keep: "3", extra: true },
+        open: { keep: "4", extra: true },
+        items: [{ keep: "5", extra: true }],
+      }
+      const event = yield* run(input, {
+        ...object({
+          known: { type: "integer" },
+          closed: { ...object({ keep: { type: "integer" } }), additionalProperties: false },
+          open: object({ keep: { type: "integer" } }),
+          items: {
+            type: "array",
+            items: { ...object({ keep: { type: "integer" } }), additionalProperties: false },
+          },
+        }),
+        additionalProperties: false,
+      })
+
+      expect(event.input).toEqual({
+        known: 2,
+        closed: { keep: 3 },
+        open: { keep: 4, extra: true },
+        items: [{ keep: 5 }],
+      })
+      expect(input.extra).toBeTrue()
+      expect(input.closed.extra).toBeTrue()
+      expect(input.items[0]?.extra).toBeTrue()
+      expect((yield* run({ extra: true }, { ...object({}), additionalProperties: false })).input).toEqual({})
+    }),
+  )
+
+  it.effect("preserves unknown keys when patterned ownership cannot be determined", () =>
+    Effect.gen(function* () {
+      const input = { known: 1, match: "2", extra: true }
+      const event = yield* run(input, {
+        ...object({ known: { type: "integer" } }),
+        additionalProperties: false,
+        patternProperties: { "^match$": { type: "integer" } },
+      })
+
+      expect(event.input).toBe(input)
+      expect((event.input as typeof input).match).toBe("2")
+      expect((event.input as typeof input).extra).toBeTrue()
+    }),
+  )
+
+  it.effect("preserves properties that may belong to composed object schemas", () =>
+    Effect.gen(function* () {
+      const input = { name: "example", extra: true }
+
+      for (const keyword of ["allOf", "anyOf", "oneOf"]) {
+        const event = yield* run(input, {
+          type: "object",
+          [keyword]: [object({ name: { type: "string" } })],
+          additionalProperties: false,
+        })
+
+        expect(event.input).toBe(input)
+      }
+    }),
+  )
+
+  it.effect("removes only optional nonnullable nulls and non-object empty placeholders", () =>
+    Effect.gen(function* () {
+      const input = {
+        optional: null,
+        required: null,
+        nullable: null,
+        union: null,
+        constant: null,
+        permissive: null,
+        referenced: null,
+        placeholder: {},
+        array: {},
+        requiredPlaceholder: {},
+        object: {},
+        unknown: null,
+      }
+      const event = yield* run(
+        input,
+        object(
+          {
+            optional: { type: "string" },
+            required: { type: "string" },
+            nullable: { type: "string", nullable: true },
+            union: { anyOf: [{ type: "integer" }, { type: "null" }] },
+            constant: { anyOf: [{ type: "integer" }, { const: null }] },
+            permissive: { anyOf: [{ type: "integer" }, true] },
+            referenced: { anyOf: [{ type: "integer" }, { $ref: "#/$defs/nullable" }] },
+            placeholder: { type: "integer" },
+            array: { type: "array", items: { type: "string" } },
+            requiredPlaceholder: { type: "boolean" },
+            object: { type: "object" },
+            unknown: {},
+          },
+          ["required", "requiredPlaceholder"],
+        ),
+      )
+
+      expect(event.input).toEqual({
+        required: null,
+        nullable: null,
+        union: null,
+        constant: null,
+        permissive: null,
+        referenced: null,
+        requiredPlaceholder: {},
+        object: {},
+        unknown: null,
+      })
+      expect(input.optional).toBeNull()
+      expect(input.placeholder).toEqual({})
+    }),
+  )
+
+  it.effect("preserves nulls whose validity is hidden inside compositions", () =>
+    Effect.gen(function* () {
+      const input = { wrapped: null, enumerated: null, permissive: null, constant: null }
+      const event = yield* run(
+        input,
+        object({
+          wrapped: { anyOf: [{ type: ["string", "null"] }] },
+          enumerated: { anyOf: [{ enum: [null, "keep"] }] },
+          permissive: { anyOf: [{}] },
+          constant: { type: "string", const: "keep" },
+        }),
+      )
+      expect(event.input).toBe(input)
+    }),
+  )
+
+  it.effect("preserves optional-looking nulls when the parent composes requirements", () =>
+    Effect.gen(function* () {
+      const input = { value: null }
+      const event = yield* run(input, {
+        ...object({ value: { type: "string" } }),
+        allOf: [{ required: ["value"] }],
+      })
+      expect(event.input).toBe(input)
+    }),
+  )
+
+  it.effect("coerces numeric and boolean strings while preserving invalid and existing values", () =>
+    Effect.gen(function* () {
+      const input = {
+        number: "1.5",
+        integer: "42",
+        enabled: "true",
+        disabled: "false",
+        valid: 3,
+        empty: " ",
+        infinite: "Infinity",
+        fractional: "1.5",
+        unsafe: "9007199254740992",
+        uppercase: "TRUE",
+      }
+      const event = yield* run(
+        input,
+        object({
+          number: { type: "number" },
+          integer: { type: "integer" },
+          enabled: { type: "boolean" },
+          disabled: { type: "boolean" },
+          valid: { type: "integer" },
+          empty: { type: "number" },
+          infinite: { type: "number" },
+          fractional: { type: "integer" },
+          unsafe: { type: "integer" },
+          uppercase: { type: "boolean" },
+        }),
+      )
+
+      expect(event.input).toEqual({ ...input, number: 1.5, integer: 42, enabled: true, disabled: false })
+    }),
+  )
+
+  it.effect("wraps compatible scalars after repairing array items", () =>
+    Effect.gen(function* () {
+      const event = yield* run(
+        {
+          text: "one",
+          integer: "42",
+          boolean: "false",
+          item: '{"count":"2"}',
+          incompatible: 2,
+          fractional: 1.5,
+          unconstrained: "4",
+        },
+        object({
+          text: { type: "array", items: { type: "string" } },
+          integer: { type: "array", items: { type: "integer" } },
+          boolean: { type: "array", items: { type: "boolean" } },
+          item: { type: "array", items: object({ count: { type: "integer" } }) },
+          incompatible: { type: "array", items: { type: "string" } },
+          fractional: { type: "array", items: { type: "integer" } },
+          unconstrained: { type: "array" },
+        }),
+      )
+
+      expect(event.input).toEqual({
+        text: ["one"],
+        integer: [42],
+        boolean: [false],
+        item: [{ count: 2 }],
+        incompatible: 2,
+        fractional: 1.5,
+        unconstrained: "4",
+      })
+    }),
+  )
+
+  it.effect("repairs nested question-like inputs without mutating original containers", () =>
+    Effect.gen(function* () {
+      const question = { question: "Pick one", multiple: "false", options: { label: "First", description: null } }
+      const input = { questions: [question] }
+      const event = yield* run(
+        input,
+        object({
+          questions: {
+            type: "array",
+            items: object({
+              question: { type: "string" },
+              multiple: { type: "boolean" },
+              options: {
+                type: "array",
+                items: object({ label: { type: "string" }, description: { type: "string" } }, ["label"]),
+              },
+            }),
+          },
+        }),
+      )
+
+      expect(event.input).toEqual({
+        questions: [{ question: "Pick one", multiple: false, options: [{ label: "First" }] }],
+      })
+      expect(input).toEqual({ questions: [question] })
+      expect(question.options.description).toBeNull()
+    }),
+  )
+
+  it.effect("repairs unique nullable alternatives while preserving accepted union values", () =>
+    Effect.gen(function* () {
+      const input = {
+        number: "2",
+        boolean: "false",
+        nullable: null,
+        typed: "3",
+        typedBoolean: "true",
+        accepted: "4",
+        valid: 5,
+      }
+      const event = yield* run(
+        input,
+        object({
+          number: { anyOf: [{ type: "number" }, { type: "null" }] },
+          boolean: { oneOf: [{ type: "boolean" }, { type: "null" }] },
+          nullable: { anyOf: [{ type: "number" }, { type: "null" }] },
+          typed: { type: ["integer", "null"] },
+          typedBoolean: { type: ["boolean", "null"] },
+          accepted: { anyOf: [{ type: "string" }, { type: "number" }] },
+          valid: { type: ["number", "null"] },
+        }),
+      )
+
+      expect(event.input).toEqual({ ...input, number: 2, boolean: false, typed: 3, typedBoolean: true })
+    }),
+  )
+
+  it.effect("repairs tuple positions and rest items while preserving valid array identity", () =>
+    Effect.gen(function* () {
+      const valid = [2, false]
+      const input = { prefix: ["2", "false", "3"], draft: '["4","true"]', valid, scalar: "5" }
+      const event = yield* run(
+        input,
+        object({
+          prefix: {
+            type: "array",
+            prefixItems: [{ type: "integer" }, { type: "boolean" }],
+            items: { type: "number" },
+          },
+          draft: { type: "array", items: [{ type: "integer" }, { type: "boolean" }] },
+          valid: { type: "array", prefixItems: [{ type: "integer" }, { type: "boolean" }] },
+          scalar: { type: "array", prefixItems: [{ type: "integer" }] },
+        }),
+      )
+
+      expect(event.input).toEqual({ prefix: [2, false, 3], draft: [4, true], valid, scalar: "5" })
+      expect((event.input as typeof input).valid).toBe(valid)
+      expect(input.prefix).toEqual(["2", "false", "3"])
+    }),
+  )
+
+  it.effect("repairs typed dictionaries and straightforward local references", () =>
+    Effect.gen(function* () {
+      const input = {
+        modern: "2",
+        legacy: "false",
+        nested: { count: "3" },
+        dictionary: { first: "4" },
+        missing: "5",
+        pointer: "6",
+        escaped: "7",
+      }
+      const event = yield* run(input, {
+        ...object({
+          modern: { $ref: "#/$defs/integer" },
+          legacy: { $ref: "#/definitions/boolean" },
+          nested: { $ref: "#/$defs/nested" },
+          dictionary: { type: "object", additionalProperties: { $ref: "#/$defs/integer" } },
+          missing: { $ref: "#/$defs/missing" },
+          pointer: { $ref: "#/$defs/nested/properties/count" },
+          escaped: { $ref: "#/$defs/a~1b~0c" },
+        }),
+        $defs: {
+          integer: { type: "integer" },
+          "a/b~c": { type: "integer" },
+          nested: object({ count: { $ref: "#/$defs/integer" } }),
+        },
+        definitions: { boolean: { type: "boolean" } },
+      })
+
+      expect(event.input).toEqual({
+        modern: 2,
+        legacy: false,
+        nested: { count: 3 },
+        dictionary: { first: 4 },
+        missing: "5",
+        pointer: "6",
+        escaped: 7,
+      })
+      expect(input.nested.count).toBe("3")
+      expect(input.dictionary.first).toBe("4")
+    }),
+  )
+
+  it.effect("leaves ambiguous unions, compositions, and unsupported roots unchanged", () =>
+    Effect.gen(function* () {
+      const input = { numeric: "2", objects: { value: "3" }, both: "4", composed: "5", unknown: "6" }
+      const event = yield* run(
+        input,
+        object({
+          numeric: { anyOf: [{ type: "number" }, { type: "integer" }] },
+          objects: {
+            oneOf: [
+              object({ value: { type: "integer" } }, ["value"]),
+              object({ value: { type: "number" } }, ["value"]),
+            ],
+          },
+          both: { anyOf: [{ type: "integer" }], oneOf: [{ type: "integer" }] },
+          composed: { allOf: [{ type: "integer" }] },
+          unknown: {},
+        }),
+      )
+
+      expect(event.input).toBe(input)
+      expect((yield* run(input, { properties: { numeric: { type: "integer" } } })).input).toBe(input)
+      expect((yield* run(input, { allOf: [object({ numeric: { type: "integer" } })] })).input).toBe(input)
+    }),
+  )
+})

packages/core/test/provider.test.ts

@@ -28,8 +28,16 @@ describe("Provider", () => {
     }
   })
 
-  test("passes flat settings to native packages without opencode transport keys", () => {
-    expect(Provider.nativeSettings({ apiKey: "secret", reasoningEffort: "high", chunkTimeout: 1000 })).toEqual({
+  test("passes flat settings to native packages without Core settings", () => {
+    expect(
+      Provider.nativeSettings({
+        apiKey: "secret",
+        reasoningEffort: "high",
+        chunkTimeout: 1000,
+        compaction: { type: "native" },
+        transport: "websocket",
+      }),
+    ).toEqual({
       apiKey: "secret",
       reasoningEffort: "high",
     })

packages/core/test/session-compaction.test.ts

@@ -207,20 +207,13 @@ it.effect("auto compaction estimates current content against the buffered prompt
     const inputLimited = { context: 400_000, input: 272_000, output: 128_000 }
     expect(compaction.required(input(251_999, inputLimited))).toBe(false)
     expect(compaction.required(input(252_000, inputLimited))).toBe(true)
-    const native = (
-      tokens: number,
-      limit: { context: number; input?: number; output: number } = inputLimited,
-      threshold?: number,
-    ) => {
+    const native = (tokens: number, limit: { context: number; input?: number; output: number } = inputLimited) => {
       const selected = input(tokens, limit)
-      return { ...selected, resolved: { ...selected.resolved, compaction: { mode: "provider" as const, threshold } } }
+      return { ...selected, resolved: { ...selected.resolved, compaction: { type: "native" as const } } }
     }
     expect(compaction.required(native(251_999))).toBe(false)
     expect(compaction.required(native(252_000))).toBe(true)
-    expect(compaction.required(native(99_999, inputLimited, 100_000))).toBe(false)
-    expect(compaction.required(native(100_000, inputLimited, 100_000))).toBe(true)
-    expect(compaction.required(native(252_000, inputLimited, 500_000))).toBe(true)
-    expect(compaction.required(native(1_000_000, { context: 0, input: undefined, output: 0 }, 100_000))).toBe(false)
+    expect(compaction.required(native(1_000_000, { context: 0, input: undefined, output: 0 }))).toBe(false)
 
     const contextLimited = { context: 100_000, output: 10_000 }
     expect(compaction.required(input(79_999, contextLimited))).toBe(false)

packages/core/test/session-native-compaction.test.ts

@@ -164,7 +164,7 @@ const setup = Effect.fnUntraced(function* (options: { endpoint?: boolean; plugin
       capabilities: { tools: true, input: ["text", "image"], output: ["text"] },
       cost: [],
       limit: { context: 200_000, output: 32_000 },
-      compaction: { mode: "provider" },
+      compaction: { type: "native" },
     },
   )
   const sessionID = SessionSchema.ID.create()

packages/core/test/session-runner.test.ts

@@ -2863,7 +2863,8 @@ describe("SessionRunnerLLM", () => {
 
   scenario("automatically persists native windows, retains earlier users, and waits for fresh usage", function* (s) {
     s.currentModel = LanguageModel.make({ id: "native", provider: "openai", route: OpenAIResponses.route })
-    s.compaction = { mode: "provider", threshold: 10_000 }
+    modelLimits.set("native", { context: 42_000, output: 32_000 })
+    s.compaction = { type: "native" }
     const agents = yield* Agent.Service
     yield* agents.transform((editor) =>
       editor.update(Agent.defaultID, (agent) => {
@@ -2914,7 +2915,8 @@ describe("SessionRunnerLLM", () => {
 
   scenario("recovers an overflowing native window locally from original durable history", function* (s) {
     s.currentModel = LanguageModel.make({ id: "native", provider: "openai", route: OpenAIResponses.route })
-    s.compaction = { mode: "provider", threshold: 10_000 }
+    modelLimits.set("native", { context: 42_000, output: 32_000 })
+    s.compaction = { type: "native" }
     yield* s.llm.push(TestLLM.textWithUsage("Earlier answer", "before-native", 10_000))
     yield* s.runPrompt("Original durable request")
     yield* s.llm.push(

packages/core/test/shared-schema.test.ts

@@ -106,6 +106,9 @@ test("Core reuses the canonical shared schemas", async () => {
     [coreModel.Info, Model.Info],
     [coreProvider.ID, Provider.ID],
     [coreProvider.Request, Provider.Request],
+    [coreProvider.Compaction, Provider.Compaction],
+    [coreProvider.Transport, Provider.Transport],
+    [coreProvider.Settings, Provider.Settings],
     [coreProvider.Info, Provider.Info],
     [corePermission.Effect, Permission.Effect],
     [corePermission.Rule, Permission.Rule],

packages/protocol/openapi.json

@@ -13161,7 +13161,7 @@
                   "properties": {
                     "action": {
                       "type": "string",
-                      "enum": ["provider.use"]
+                      "enum": ["provider.use", "permission"]
                     },
                     "resource": {
                       "type": "string"
@@ -13254,12 +13254,6 @@
       "Config.ModelEncoded": {
         "type": "object",
         "properties": {
-          "compaction": {
-            "$ref": "#/components/schemas/Provider.Compaction"
-          },
-          "transport": {
-            "$ref": "#/components/schemas/Provider.Transport"
-          },
           "modelID": {
             "type": "string"
           },
@@ -13276,7 +13270,7 @@
             "type": "string"
           },
           "settings": {
-            "type": "object"
+            "$ref": "#/components/schemas/Config.Provider.Settings"
           },
           "headers": {
             "type": "object",
@@ -13299,7 +13293,7 @@
                   "type": "string"
                 },
                 "settings": {
-                  "type": "object"
+                  "$ref": "#/components/schemas/Config.Provider.Settings"
                 },
                 "headers": {
                   "type": "object",
@@ -13379,15 +13373,47 @@
         "required": ["package"],
         "additionalProperties": false
       },
-      "Config.ProviderEncoded": {
+      "Config.Provider.Settings": {
         "type": "object",
         "properties": {
+          "timeout": {
+            "anyOf": [
+              {
+                "type": "number"
+              },
+              {
+                "type": "boolean",
+                "enum": [false]
+              }
+            ]
+          },
+          "chunkTimeout": {
+            "type": "number"
+          },
           "compaction": {
             "$ref": "#/components/schemas/Provider.Compaction"
           },
           "transport": {
             "$ref": "#/components/schemas/Provider.Transport"
-          },
+          }
+        },
+        "allOf": [
+          {
+            "type": "object",
+            "additionalProperties": {
+              "anyOf": [
+                {},
+                {
+                  "type": "null"
+                }
+              ]
+            }
+          }
+        ]
+      },
+      "Config.ProviderEncoded": {
+        "type": "object",
+        "properties": {
           "canonical": {
             "type": "string"
           },
@@ -13404,7 +13430,7 @@
             "type": "string"
           },
           "settings": {
-            "type": "object"
+            "$ref": "#/components/schemas/Config.Provider.Settings"
           },
           "headers": {
             "type": "object",
@@ -15481,14 +15507,8 @@
           "package": {
             "type": "string"
           },
-          "compaction": {
-            "$ref": "#/components/schemas/Provider.Compaction"
-          },
-          "transport": {
-            "$ref": "#/components/schemas/Provider.Transport"
-          },
           "settings": {
-            "type": "object"
+            "$ref": "#/components/schemas/Provider.Settings"
           },
           "headers": {
             "type": "object",
@@ -15601,7 +15621,7 @@
             "type": "string"
           },
           "settings": {
-            "type": "object"
+            "$ref": "#/components/schemas/Provider.Settings"
           },
           "headers": {
             "type": "object",
@@ -16418,27 +16438,23 @@
           {
             "type": "object",
             "properties": {
-              "mode": {
+              "type": {
                 "type": "string",
-                "enum": ["local"]
+                "enum": ["summary"]
               }
             },
-            "required": ["mode"],
+            "required": ["type"],
             "additionalProperties": false
           },
           {
             "type": "object",
             "properties": {
-              "mode": {
+              "type": {
                 "type": "string",
-                "enum": ["provider"]
-              },
-              "threshold": {
-                "type": "integer",
-                "exclusiveMinimum": 0
+                "enum": ["native"]
               }
             },
-            "required": ["mode"],
+            "required": ["type"],
             "additionalProperties": false
           }
         ]
@@ -16465,14 +16481,8 @@
           "package": {
             "type": "string"
           },
-          "compaction": {
-            "$ref": "#/components/schemas/Provider.Compaction"
-          },
-          "transport": {
-            "$ref": "#/components/schemas/Provider.Transport"
-          },
           "settings": {
-            "type": "object"
+            "$ref": "#/components/schemas/Provider.Settings"
           },
           "headers": {
             "type": "object",
@@ -16507,7 +16517,35 @@
         "additionalProperties": false
       },
       "Provider.Settings": {
-        "type": "object"
+        "type": "object",
+        "properties": {
+          "timeout": {
+            "anyOf": [
+              {
+                "type": "number"
+              },
+              {
+                "type": "boolean",
+                "enum": [false]
+              }
+            ]
+          },
+          "chunkTimeout": {
+            "type": "number"
+          },
+          "compaction": {
+            "$ref": "#/components/schemas/Provider.Compaction"
+          },
+          "transport": {
+            "$ref": "#/components/schemas/Provider.Transport"
+          }
+        },
+        "allOf": [
+          {
+            "type": "object",
+            "additionalProperties": {}
+          }
+        ]
       },
       "Provider.Transport": {
         "type": "string",

packages/schema/src/config/provider.ts

@@ -6,10 +6,21 @@ import { Capabilities, Compatibility, Family, ID, VariantID } from "../model.js"
 import { Provider } from "../provider.js"
 import { optional } from "../schema.js"
 
+export const Settings = Schema.StructWithRest(
+  Schema.Struct({
+    timeout: Schema.Union([Schema.Finite, Schema.Literal(false)]).pipe(optional),
+    chunkTimeout: Schema.Finite.pipe(optional),
+    compaction: Provider.Compaction.pipe(optional),
+    transport: Provider.Transport.pipe(optional),
+  }),
+  [Schema.Record(Schema.String, Schema.UndefinedOr(Schema.Json))],
+).annotate({ identifier: "Config.Provider.Settings" })
+export type Settings = typeof Settings.Type
+
 const JsonRecord = Schema.Record(Schema.String, Schema.Json)
 
 export const Overlays = {
-  settings: JsonRecord.pipe(optional),
+  settings: Settings.pipe(optional),
   headers: Schema.Record(Schema.String, Schema.String).pipe(optional),
   body: JsonRecord.pipe(optional),
 }
@@ -41,10 +52,6 @@ class Limit extends Schema.Class<Limit>("Config.Model.Limit")({
 }) {}
 
 class Model extends Schema.Class<Model>("Config.Model")({
-  compaction: Provider.Compaction.pipe(optional),
-  transport: Provider.Transport.pipe(optional).annotate({
-    description: "Session transport for this model. Defaults to the provider transport.",
-  }),
   modelID: ID.pipe(optional),
   family: Family.pipe(optional),
   name: Schema.String.pipe(optional),
@@ -62,11 +69,6 @@ class Model extends Schema.Class<Model>("Config.Model")({
 }) {}
 
 export class Info extends Schema.Class<Info>("Config.Provider")({
-  compaction: Provider.Compaction.pipe(optional),
-  transport: Provider.Transport.pipe(optional).annotate({
-    description:
-      "Session transport for this provider's models. Defaults to the built-in policy; \"websocket\" on a route without a WebSocket channel warns and falls back to HTTP.",
-  }),
   canonical: Provider.ID.pipe(optional),
   name: Schema.String.pipe(optional),
   env: Schema.String.pipe(Schema.Array, optional),

packages/schema/src/model.ts

@@ -110,9 +110,6 @@ export const Info = Schema.Struct({
   name: Schema.String,
   compatibility: Compatibility.pipe(optional),
   package: Provider.Package.pipe(optional),
-  compaction: Provider.Compaction.pipe(optional),
-  /** Session transport; omitted inherits the provider transport, then defaults to HTTP. */
-  transport: Provider.Transport.pipe(optional),
   ...Provider.Overlays,
   capabilities: Capabilities,
   variants: Schema.Array(Variant),

packages/schema/src/provider.ts

@@ -2,7 +2,7 @@ export * as Provider from "./provider.js"
 
 import { Effect, Schema } from "effect"
 import { Integration } from "./integration.js"
-import { optional, PositiveInt, statics } from "./schema.js"
+import { optional, statics } from "./schema.js"
 import { ephemeral, inventory } from "./event.js"
 
 export const ID = Schema.String.pipe(
@@ -32,25 +32,35 @@ export type Package = typeof Package.Type
 export const Activation = Schema.Literals(["auto", "enabled", "disabled"])
 export type Activation = typeof Activation.Type
 
-export type Compaction = typeof Compaction.Type
 export const Compaction = Schema.Union([
-  Schema.Struct({ mode: Schema.Literal("local") }),
-  Schema.Struct({ mode: Schema.Literal("provider"), threshold: PositiveInt.pipe(optional) }),
-]).annotate({ identifier: "Provider.Compaction" })
+  Schema.Struct({ type: Schema.Literal("summary") }),
+  Schema.Struct({ type: Schema.Literal("native") }),
+])
+  .pipe(Schema.toTaggedUnion("type"))
+  .annotate({ identifier: "Provider.Compaction" })
+export type Compaction = typeof Compaction.Type
 
 /** "websocket" on a route without a WebSocket channel warns and falls back to HTTP. */
 export const Transport = Schema.Literals(["http", "websocket"]).annotate({ identifier: "Provider.Transport" })
 export type Transport = typeof Transport.Type
 
+export const Settings = Schema.StructWithRest(
+  Schema.Struct({
+    timeout: Schema.Union([Schema.Finite, Schema.Literal(false)]).pipe(optional),
+    chunkTimeout: Schema.Finite.pipe(optional),
+    compaction: Compaction.pipe(optional),
+    transport: Transport.pipe(optional),
+  }),
+  [Schema.Record(Schema.String, Schema.Any)],
+).annotate({ identifier: "Provider.Settings" })
+export type Settings = typeof Settings.Type
+
 export const Overlays = {
-  settings: Schema.Record(Schema.String, Schema.Any).pipe(optional),
+  settings: Settings.pipe(optional),
   headers: Schema.Record(Schema.String, Schema.String).pipe(optional),
   body: Schema.Record(Schema.String, Schema.Any).pipe(optional),
 }
 
-export const Settings = Schema.Record(Schema.String, Schema.Any).annotate({ identifier: "Provider.Settings" })
-export type Settings = typeof Settings.Type
-
 export interface Request extends Schema.Schema.Type<typeof Request> {}
 export const Request = Schema.Struct({
   settings: Settings.pipe(Schema.withConstructorDefault(Effect.succeed({}))),
@@ -66,9 +76,6 @@ export const Info = Schema.Struct({
   name: Schema.String,
   activation: Activation,
   package: Package,
-  compaction: Compaction.pipe(optional),
-  /** Session transport for this provider's models; omitted means HTTP. */
-  transport: Transport.pipe(optional),
   ...Overlays,
 })
   .annotate({ identifier: "Provider.Info" })

packages/schema/test/contract-hygiene.test.ts

@@ -2,6 +2,7 @@ import { describe, expect, test } from "bun:test"
 import { DateTime, Schema } from "effect"
 import { Agent } from "../src/agent.js"
 import { ConfigAgent } from "../src/config/agent.js"
+import { ConfigProvider } from "../src/config/provider.js"
 import { FileSystem } from "../src/filesystem.js"
 import { Form } from "../src/form.js"
 import { Mcp } from "../src/mcp.js"
@@ -168,6 +169,7 @@ describe("contract hygiene", () => {
   test("reusable public identifiers are stable and unique", () => {
     const identifiers = [
       Agent.Color,
+      ConfigProvider.Settings,
       FileSystem.Submatch,
       Form.Field,
       Form.Fields,
@@ -226,7 +228,7 @@ describe("contract hygiene", () => {
     }
   })
 
-  test("current source limits Any to provider options and avoids mutable contract wrappers", async () => {
+  test("current source limits Any to reviewed boundaries and avoids mutable contract wrappers", async () => {
     const files = [...new Bun.Glob("*.ts").scanSync(new URL("../src", import.meta.url).pathname)].filter(
       (file) => !file.endsWith("-v1.ts"),
     )
@@ -237,11 +239,12 @@ describe("contract hygiene", () => {
 
     expect(
       sources
-        .filter((item) => item.file !== "provider.ts")
+        .filter((item) => item.file !== "provider.ts" && item.file !== "integration.ts")
         .map((item) => item.source)
         .join("\n"),
     ).not.toContain("Schema.Any")
-    expect(sources.find((item) => item.file === "provider.ts")?.source.match(/Schema\.Any/g)).toHaveLength(4)
+    expect(sources.find((item) => item.file === "provider.ts")?.source.match(/Schema\.Any/g)).toHaveLength(3)
+    expect(sources.find((item) => item.file === "integration.ts")?.source.match(/Schema\.Any/g)).toHaveLength(2)
     expect(source).not.toContain("Schema.mutable")
   })
 

packages/schema/test/model.test.ts

@@ -56,23 +56,16 @@ describe("Model.Compatibility", () => {
 })
 
 describe("Model.Info", () => {
-  test("provider compaction policy is optional and uses the canonical closed schema", () => {
+  test("provider compaction policy is a typed setting", () => {
     const model = Model.Info.default(Provider.ID.openai, Model.ID.make("gpt-5.4-mini"))
-    expect(Schema.encodeSync(Model.Info)({ ...model, compaction: undefined })).not.toHaveProperty("compaction")
-    expect(Schema.decodeUnknownSync(Model.Info)({ ...model, compaction: { mode: "provider" } }).compaction).toEqual({
-      mode: "provider",
+    expect(Schema.encodeSync(Model.Info)({ ...model, settings: { compaction: undefined } }).settings).toEqual({})
+    expect(
+      Schema.decodeUnknownSync(Model.Info)({ ...model, settings: { compaction: { type: "native" } } }).settings,
+    ).toEqual({
+      compaction: { type: "native" },
     })
-    expect(Schema.decodeUnknownSync(Provider.Compaction)({ mode: "local" })).toEqual({ mode: "local" })
-    expect(Schema.encodeSync(Provider.Compaction)({ mode: "provider", threshold: undefined })).toEqual({
-      mode: "provider",
-    })
-    expect(Schema.decodeUnknownSync(Provider.Compaction)({ mode: "provider", threshold: 120_000 })).toEqual({
-      mode: "provider",
-      threshold: 120_000,
-    })
-    for (const threshold of [0, -1, 1.5])
-      expect(() => Schema.decodeUnknownSync(Provider.Compaction)({ mode: "provider", threshold })).toThrow()
-    expect(() => Schema.decodeUnknownSync(Provider.Compaction)({ mode: "automatic" })).toThrow()
+    expect(Schema.decodeUnknownSync(Provider.Compaction)({ type: "summary" })).toEqual({ type: "summary" })
+    expect(() => Schema.decodeUnknownSync(Provider.Compaction)({ type: "automatic" })).toThrow()
   })
 
   test("uses practical token limits for unknown models", () => {
@@ -83,10 +76,12 @@ describe("Model.Info", () => {
 })
 
 describe("Model.Capabilities", () => {
-  test("decodes the optional transport preference", () => {
+  test("decodes the optional transport setting", () => {
     const model = Model.Info.default(Provider.ID.openai, Model.ID.make("gpt-5.4-mini"))
-    expect(Schema.encodeSync(Model.Info)({ ...model, transport: undefined })).not.toHaveProperty("transport")
-    expect(Schema.decodeUnknownSync(Model.Info)({ ...model, transport: "websocket" }).transport).toBe("websocket")
-    expect(() => Schema.decodeUnknownSync(Model.Info)({ ...model, transport: "sse" })).toThrow()
+    expect(Schema.encodeSync(Model.Info)({ ...model, settings: { transport: undefined } }).settings).toEqual({})
+    expect(Schema.decodeUnknownSync(Model.Info)({ ...model, settings: { transport: "websocket" } }).settings).toEqual({
+      transport: "websocket",
+    })
+    expect(() => Schema.decodeUnknownSync(Model.Info)({ ...model, settings: { transport: "sse" } })).toThrow()
   })
 })

packages/theme/src/tui/defaults.ts

@@ -218,20 +218,13 @@ export const DEFAULT_THEME = {
       imageText: "$hue.cyan.600",
       codeBlock: "$hue.neutral.900",
     },
-    "@context:elevated": {
+    "@dialog": {
       text: { action: { primary: { default: "$hue.neutral.100" } } },
       background: {
         default: "$background.raised.base",
         action: { primary: { default: "$hue.interactive.500", $hovered: "$background.raised.high" } },
       },
     },
-    "@context:overlay": {
-      text: { action: { primary: { default: "$hue.neutral.100" } } },
-      background: {
-        default: "$background.raised.high",
-        action: { primary: { default: "$hue.interactive.500" } },
-      },
-    },
   },
   dark: {
     hue: {
@@ -440,19 +433,12 @@ export const DEFAULT_THEME = {
       imageText: "$hue.cyan.400",
       codeBlock: "$hue.neutral.100",
     },
-    "@context:elevated": {
+    "@dialog": {
       text: { action: { primary: { default: "$hue.neutral.200" } } },
       background: {
         default: "$background.raised.base",
         action: { primary: { default: "$hue.interactive.400", $hovered: "$background.raised.high" } },
       },
     },
-    "@context:overlay": {
-      text: { action: { primary: { default: "$hue.neutral.200" } } },
-      background: {
-        default: "$background.raised.high",
-        action: { primary: { default: "$hue.interactive.400" } },
-      },
-    },
   },
 } satisfies ThemeDocument

packages/theme/src/tui/expand.ts

@@ -11,11 +11,7 @@ export function expandTheme<Definition extends ModeDefinition>(definition: Defin
   return {
     ...definition,
     ...expandTokens(definition),
-    ...Object.fromEntries(
-      Object.entries(definition)
-        .filter(([key]) => key.startsWith("@context:"))
-        .map(([key, value]) => [key, expandTokens(value as ThemeTokensDefinition)]),
-    ),
+    ...(definition["@dialog"] ? { "@dialog": expandTokens(definition["@dialog"]) } : {}),
   }
 }
 

packages/theme/src/tui/index.ts

@@ -13,6 +13,7 @@ export {
   MarkdownDefinition,
   MarkdownToken,
   ModeDefinition,
+  SurfaceName,
   SyntaxDefinition,
   SyntaxToken,
   ThemeDefinition,
@@ -26,14 +27,13 @@ export {
   type MergeModeDefinition,
   type Mode,
   type StatefulColorDefinition,
-  type ContextKey,
   type TextDefinition,
   type ThemeTokensDefinition,
 } from "./schema.js"
 
 export type {
+  ActionStates,
   Categorical,
-  ContextName,
   FormfieldColor,
   Hue,
   HueSource,

packages/theme/src/tui/resolve.ts

@@ -7,20 +7,22 @@ import {
   ActionState,
   ActionVariant,
   BaseHue,
-  FeedbackKind,
   HueAlias,
   HueStep,
+  SurfaceName,
   ThemeDefinition,
   ThemeDocument,
 } from "./schema.js"
 import type {
   ActionStateKey,
-  ContextName,
+  ActionStates,
   HueDefinition,
   HueScale,
+  Mode,
   ResolvedActionState,
   ResolvedTheme,
   ResolvedThemeTokens,
+  StatefulColor,
   StatefulColorDefinition,
   ThemeTokensDefinition,
 } from "./index.js"
@@ -42,40 +44,40 @@ export function themeDecodeError(error: unknown, name: string) {
   return new Error(`Invalid theme: ${name} ${value} is an invalid value`, { cause: error })
 }
 
-export function resolveThemeDocument(document: ThemeDocument, mode?: "light" | "dark") {
+export function resolveThemeDocument(document: ThemeDocument, mode?: Mode) {
   const selected = selectThemeMode(document, mode)
   const definition = selected.expanded ? selected.theme : expandTheme(selected.theme)
   const defaults = expandTheme(selectTheme(DEFAULT_THEME, selected.mode))
   const core = expandTokens(fallback(selected.mode))
   const merged = document.standalone ? mergeTheme(core, definition) : mergeTheme(core, defaults, definition)
   if (!merged["hue"]) throw new Error("Standalone themes must provide hues")
-  return resolveExpandedTheme({
-    ...merged,
-    categorical: merged["categorical"] ?? DEFAULT_CATEGORICAL,
-  } as ThemeDefinition)
+  return resolveExpandedTheme(
+    {
+      ...merged,
+      categorical: merged["categorical"] ?? DEFAULT_CATEGORICAL,
+    } as ThemeDefinition,
+    selected.mode,
+  )
 }
 
-export function resolveTheme(definition: ThemeDefinition): ResolvedTheme {
-  return resolveExpandedTheme(expandTheme(decodeThemeDefinition(definition)))
+export function resolveTheme(definition: ThemeDefinition, mode: Mode): ResolvedTheme {
+  return resolveExpandedTheme(expandTheme(decodeThemeDefinition(definition)), mode)
 }
 
-function resolveExpandedTheme(definition: ThemeDefinition): ResolvedTheme {
+function resolveExpandedTheme(definition: ThemeDefinition, mode: Mode): ResolvedTheme {
   const hue = resolveHue(definition.hue)
   const categorical = (definition.categorical ?? DEFAULT_CATEGORICAL).map((name) => hue[name])
   const hueSteps = compileHueSteps(hue)
+  const raise = (color: RGBA) => (mode === "light" ? hueSteps.increase(color) : hueSteps.decrease(color))
   const base = tokens(definition)
-  const resolved = resolveView(base, hue, categorical, hueSteps)
-  const context = (name: ContextName) => {
-    const override = definition[`@context:${name}`]
-    if (!override) return resolved
-    return resolveView(contextualize(base, override), hue, categorical, hueSteps)
-  }
-  const contextual = {
-    elevated: context("elevated"),
-    overlay: context("overlay"),
-  }
-
-  return { ...resolved, contextual } as ResolvedTheme
+  const views = {} as Record<SurfaceName, ResolvedTheme>
+  const view = (tokens: ThemeTokensDefinition): ResolvedTheme => ({
+    ...resolveView(tokens, hue, categorical, hueSteps),
+    raise,
+    surface: (name) => views[name],
+  })
+  views.dialog = definition["@dialog"] ? view(contextualize(base, definition["@dialog"])) : view(base)
+  return view(base)
 }
 
 function tokens(definition: ThemeDefinition): ThemeTokensDefinition {
@@ -92,27 +94,23 @@ function tokens(definition: ThemeDefinition): ThemeTokensDefinition {
 
 function contextualize(base: ThemeTokensDefinition, override: ThemeTokensDefinition) {
   const result = mergeTheme(base, override)
-  const baseText = base.text?.action
-  const contextText = override.text?.action
-  const baseBackground = base.background?.action
-  const contextBackground = override.background?.action
   const text = result["text"] as NonNullable<ThemeTokensDefinition["text"]>
   const background = result["background"] as NonNullable<ThemeTokensDefinition["background"]>
   return {
     ...result,
-    text: { ...text, action: contextualActions(baseText, contextText) },
-    background: { ...background, action: contextualActions(baseBackground, contextBackground) },
+    text: { ...text, action: contextualActions(base.text?.action, override.text?.action) },
+    background: { ...background, action: contextualActions(base.background?.action, override.background?.action) },
   } as ThemeTokensDefinition
 }
 
 function contextualActions(
   base: Partial<Record<ActionVariant, StatefulColorDefinition>> | undefined,
-  context: Partial<Record<ActionVariant, StatefulColorDefinition>> | undefined,
+  surface: Partial<Record<ActionVariant, StatefulColorDefinition>> | undefined,
 ) {
   return Object.fromEntries(
     ActionVariant.literals.map((variant) => {
       const baseVariant = base?.[variant]
-      const contextVariant = context?.[variant]
+      const surfaceVariant = surface?.[variant]
       return [
         variant,
         Object.fromEntries(
@@ -120,8 +118,8 @@ function contextualActions(
             const key = state === "default" ? undefined : (`$${state}` as ActionStateKey)
             return [
               key ?? "default",
-              (key ? contextVariant?.[key] : undefined) ??
-                contextVariant?.default ??
+              (key ? surfaceVariant?.[key] : undefined) ??
+                surfaceVariant?.default ??
                 (key ? baseVariant?.[key] : undefined) ??
                 baseVariant?.default,
             ]
@@ -139,7 +137,36 @@ function resolveView(
   hueSteps: Pick<ResolvedThemeTokens, "source" | "increase" | "decrease">,
 ): ResolvedThemeTokens {
   const source: Record<string, unknown> = { hue, ...definition }
-  return { ...(createResolver(source)(source, "theme") as ResolvedThemeTokens), hue, categorical, ...hueSteps }
+  const resolved = createResolver(source)(source, "theme") as ResolvedThemeTokens
+  return {
+    ...resolved,
+    hue,
+    categorical,
+    text: {
+      ...resolved.text,
+      action: statefulActions(resolved.text.action),
+      formfield: statefulColor(resolved.text.formfield),
+    },
+    background: {
+      ...resolved.background,
+      action: statefulActions(resolved.background.action),
+      formfield: statefulColor(resolved.background.formfield),
+    },
+    ...hueSteps,
+  }
+}
+
+function statefulActions(actions: Readonly<Record<ActionVariant, StatefulColor>>) {
+  return Object.fromEntries(ActionVariant.literals.map((variant) => [variant, statefulColor(actions[variant])])) as Readonly<
+    Record<ActionVariant, StatefulColor>
+  >
+}
+
+function statefulColor(color: StatefulColor): StatefulColor {
+  return {
+    ...color,
+    state: (states: ActionStates) => color[ActionState.literals.find((state) => states[state]) ?? "default"],
+  }
 }
 
 function compileHueSteps(

packages/theme/src/tui/schema.ts

@@ -16,6 +16,9 @@ export const ActionState = Schema.Literals(["disabled", "pressed", "focused", "s
 export type ActionState = Schema.Schema.Type<typeof ActionState>
 export type ActionStateKey = `$${ActionState}`
 
+export const SurfaceName = Schema.Literal("dialog")
+export type SurfaceName = Schema.Schema.Type<typeof SurfaceName>
+
 export const FormfieldState = ActionState
 export type FormfieldState = ActionState
 export type FormfieldStateKey = `$${FormfieldState}`
@@ -40,9 +43,6 @@ export const CategoricalDefinition = Schema.Array(HueName).check(Schema.isMinLen
 export type CategoricalDefinition = Schema.Schema.Type<typeof CategoricalDefinition>
 const HueColorValue = Schema.Union([HexColor, Schema.TemplateLiteral(["$hue.", HueName, ".", HueStep])])
 
-const ContextKey = Schema.Literals(["@context:elevated", "@context:overlay"])
-export type ContextKey = Schema.Schema.Type<typeof ContextKey>
-
 const HueScaleDefinition = Schema.Record(HueStep, HexColor)
 const HueValueDefinition = Schema.Union([Schema.TemplateLiteral(["$hue.", HueName]), HueScaleDefinition])
 
@@ -229,8 +229,7 @@ const ThemeDefinitionFields = Schema.Struct({
   hue: HueDefinition,
   categorical: Schema.optional(CategoricalDefinition),
   ...ThemeTokensDefinition.fields,
-  "@context:elevated": Schema.optional(ThemeTokensDefinition),
-  "@context:overlay": Schema.optional(ThemeTokensDefinition),
+  "@dialog": Schema.optional(ThemeTokensDefinition),
 })
 export const ThemeDefinition = ThemeDefinitionFields
 export type ThemeDefinition = Schema.Schema.Type<typeof ThemeDefinition>
@@ -239,8 +238,7 @@ const FileThemeDefinition = Schema.Struct({
   hue: Schema.optional(HueOverrideDefinition),
   categorical: Schema.optional(CategoricalDefinition),
   ...ThemeTokensDefinition.fields,
-  "@context:elevated": Schema.optional(ThemeTokensDefinition),
-  "@context:overlay": Schema.optional(ThemeTokensDefinition),
+  "@dialog": Schema.optional(ThemeTokensDefinition),
 })
 export type FileThemeDefinition = Schema.Schema.Type<typeof FileThemeDefinition>
 
@@ -249,8 +247,7 @@ const MergeModeDefinition = Schema.Struct({
   hue: Schema.optional(HueOverrideDefinition),
   categorical: Schema.optional(CategoricalDefinition),
   ...ThemeTokensDefinition.fields,
-  "@context:elevated": Schema.optional(ThemeTokensDefinition),
-  "@context:overlay": Schema.optional(ThemeTokensDefinition),
+  "@dialog": Schema.optional(ThemeTokensDefinition),
 })
 export type MergeModeDefinition = Schema.Schema.Type<typeof MergeModeDefinition>
 export const ModeDefinition = Schema.Union([MergeModeDefinition, FileThemeDefinition])

packages/theme/src/tui/types.ts

@@ -7,6 +7,7 @@ import type {
   HueAlias,
   HueStep,
   MarkdownToken,
+  SurfaceName,
   SyntaxToken,
 } from "./schema.js"
 
@@ -16,7 +17,10 @@ export type HueScale = Readonly<Record<HueStep, RGBA>>
 export type Hue = Readonly<Record<BaseHue | HueAlias, HueScale>>
 export type HueSource = Readonly<{ hue: BaseHue | HueAlias; step: HueStep }>
 export type Categorical = readonly HueScale[]
-export type StatefulColor = Readonly<Record<ResolvedActionState, RGBA>>
+export type ActionStates = Readonly<Partial<Record<ActionState, boolean>>>
+export type StatefulColor = Readonly<Record<ResolvedActionState, RGBA>> & {
+  readonly state: (states: ActionStates) => RGBA
+}
 export type FormfieldColor = StatefulColor
 
 export type ResolvedThemeTokens = {
@@ -69,8 +73,9 @@ export type ResolvedThemeTokens = {
   readonly markdown: Readonly<Record<MarkdownToken, RGBA>>
 }
 
-export type ContextName = "elevated" | "overlay"
-
 export type ResolvedTheme = ResolvedThemeTokens & {
-  readonly contextual: Readonly<Record<ContextName, ResolvedThemeTokens>>
+  /** Lift a ramp color one step away from the background: lighter in light mode, darker in dark mode. */
+  readonly raise: (color: RGBA) => RGBA
+  /** The same theme re-resolved on a raised surface. Absolute: every view's surfaces are the base theme's. */
+  readonly surface: (name: SurfaceName) => ResolvedTheme
 }

packages/theme/src/tui/v1-migrate.ts

@@ -173,13 +173,12 @@ function migrateMode(theme: Theme, mode: Mode): FileThemeDefinition {
       imageText: color("markdownImageText"),
       codeBlock: color("markdownCodeBlock"),
     },
-    "@context:elevated": {
+    "@dialog": {
       background: {
         default: "$background.raised.base",
         action: { primary: { $hovered: "$background.raised.high" } },
       },
     },
-    "@context:overlay": { background: { default: "$background.raised.high" } },
   })
 }
 

packages/theme/test/status.test.ts

@@ -14,7 +14,7 @@ test.each(["light", "dark"] as const)("built-in %s themes resolve status colors"
     expect(theme.text.status.question.equals(theme.text.status.unread)).toBeTrue()
     expect(theme.text.status.permission.equals(theme.text.status.unread)).toBeTrue()
     expect(theme.text.status.unread.equals(theme.hue.accent[mode === "light" ? 800 : 200])).toBeTrue()
-    expect(theme.contextual.elevated.text.status).toEqual(theme.text.status)
+    expect(theme.surface("dialog").text.status).toEqual(theme.text.status)
   }
 })
 
@@ -34,7 +34,7 @@ test.each(["light", "dark"] as const)("custom %s themes inherit the unread atten
     expect(theme.text.status.unread.equals(RGBA.fromHex("#abcdef"))).toBeTrue()
     expect(theme.text.status.question.equals(theme.text.status.unread)).toBeTrue()
     expect(theme.text.status.permission.equals(theme.text.status.unread)).toBeTrue()
-    expect(theme.contextual.elevated.text.status).toEqual(theme.text.status)
+    expect(theme.surface("dialog").text.status).toEqual(theme.text.status)
   }
 })
 

packages/tui/src/component/devtools-bar.tsx

@@ -39,7 +39,7 @@ export function DevToolsBar() {
   const renderer = useRenderer()
   const dimensions = useTerminalDimensions()
   const { current: theme, mode, supports, setMode } = themes
-  const elevatedTheme = useTheme("elevated")
+  const elevatedTheme = useTheme()
   const [panel, setPanel] = createSignal<Panel>()
   const [dumping, setDumping] = createSignal(false)
   const [dumpPath, setDumpPath] = createSignal<string>()
@@ -474,7 +474,7 @@ function BarItem(props: ParentProps<{ active: boolean; onClick: () => void }>) {
 }
 
 function PanelBox(props: ParentProps) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const renderer = useRenderer()
   return (
     <box
@@ -487,7 +487,7 @@ function PanelBox(props: ParentProps) {
       paddingRight={2}
       paddingTop={1}
       paddingBottom={1}
-      backgroundColor={theme.background.default}
+      backgroundColor={theme.background.raised.base}
       flexDirection="column"
       onMouseUp={(event) => {
         if (renderer.getSelection()?.getSelectedText()) return
@@ -500,7 +500,7 @@ function PanelBox(props: ParentProps) {
 }
 
 function PanelTitle(props: ParentProps) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   return (
     <text fg={theme.text.default} attributes={TextAttributes.BOLD} marginBottom={1}>
       {props.children}
@@ -509,7 +509,7 @@ function PanelTitle(props: ParentProps) {
 }
 
 function Row(props: { label: string; value: string }) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   return (
     <box flexDirection="row">
       <text fg={theme.text.subdued}>{props.label}</text>
@@ -520,12 +520,12 @@ function Row(props: { label: string; value: string }) {
 }
 
 function Action(props: ParentProps<{ onClick: () => void; disabled?: boolean; hoverBackground?: boolean }>) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const [hovered, setHovered] = createSignal(false)
   return (
     <box
       backgroundColor={
-        props.hoverBackground && hovered() && !props.disabled ? theme.background.action.primary.hovered : undefined
+        props.hoverBackground && hovered() && !props.disabled ? theme.background.raised.high : undefined
       }
       onMouseOver={() => setHovered(true)}
       onMouseOut={() => setHovered(false)}
@@ -545,7 +545,7 @@ function cpuPercent(microseconds: number, milliseconds: number) {
 }
 
 function ProcessStat(props: { label: string; values: readonly number[]; unit: string; decimals?: number }) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const value = () => {
     const value = props.values.at(-1)
     if (value === undefined) return "--"

packages/tui/src/component/dialog-error-details.tsx

@@ -1,6 +1,6 @@
-import { CliRenderEvents, TextAttributes, type ScrollBoxRenderable } from "@opentui/core"
-import { useKeyboard, useRenderer, useTerminalDimensions } from "@opentui/solid"
-import { createEffect, createMemo, createSignal, onCleanup, Show } from "solid-js"
+import { TextAttributes, type ScrollBoxRenderable } from "@opentui/core"
+import { useKeyboard, useTerminalDimensions } from "@opentui/solid"
+import { createSignal, Show } from "solid-js"
 import { useConfig } from "../config"
 import { useClipboard } from "../context/clipboard"
 import { Keymap } from "../context/keymap"
@@ -27,35 +27,11 @@ export function DialogErrorDetails(props: {
   const location = useLocation()
   const route = useRoute()
   const toast = useToast()
-  const theme = useTheme("elevated")
-  const renderer = useRenderer()
+  const theme = useTheme().surface("dialog")
   const dimensions = useTerminalDimensions()
   const config = useConfig().data
   const [copied, setCopied] = createSignal(false)
-  const [scrollable, setScrollable] = createSignal(false)
-  const [height, setHeight] = createSignal(1)
-  const maxHeight = createMemo(() => Math.max(3, Math.floor(dimensions().height / 2) - 5))
   let scroll: ScrollBoxRenderable | undefined
-  let measure: (() => void) | undefined
-
-  createEffect(() => {
-    dimensions()
-    props.error
-    if (measure) renderer.off(CliRenderEvents.FRAME, measure)
-    measure = () => {
-      measure = undefined
-      if (!scroll) return
-      const next = Math.max(1, Math.min(maxHeight(), scroll.scrollHeight))
-      setHeight(next)
-      setScrollable(scroll.scrollHeight > next)
-    }
-    renderer.once(CliRenderEvents.FRAME, measure)
-    renderer.requestRender()
-  })
-
-  onCleanup(() => {
-    if (measure) renderer.off(CliRenderEvents.FRAME, measure)
-  })
 
   const copy = () => {
     void clipboard
@@ -86,11 +62,10 @@ export function DialogErrorDetails(props: {
   }))
 
   useKeyboard((event) => {
-    if (!scrollable()) return
     if (event.name === "up") return scroll?.scrollBy(-1)
     if (event.name === "down") return scroll?.scrollBy(1)
-    if (event.name === "pageup") return scroll?.scrollBy(-maxHeight())
-    if (event.name === "pagedown") return scroll?.scrollBy(maxHeight())
+    if (event.name === "pageup") return scroll?.scrollBy(-20)
+    if (event.name === "pagedown") return scroll?.scrollBy(20)
     if (event.name === "home") return scroll?.scrollTo(0)
     if (event.name === "end" && scroll) return scroll.scrollTo(scroll.scrollHeight)
   })
@@ -126,7 +101,8 @@ export function DialogErrorDetails(props: {
       <box>
         <scrollbox
           ref={(element: ScrollBoxRenderable) => (scroll = element)}
-          height={height()}
+          maxHeight={20}
+          contentOptions={{ minHeight: 0 }}
           scrollbarOptions={{ visible: false }}
           scrollAcceleration={getScrollAcceleration(config)}
         >
@@ -151,9 +127,7 @@ export function DialogErrorDetails(props: {
           </span>
           <span style={{ fg: theme.text.subdued }}>{copied() ? "" : " copy details"}</span>
         </text>
-        <Show when={scrollable()}>
-          <text fg={theme.text.subdued}>↑/↓ scroll</text>
-        </Show>
+        <text fg={theme.text.subdued}>↑/↓ scroll</text>
       </box>
     </box>
   )

packages/tui/src/component/dialog-image-preview.tsx

@@ -13,7 +13,7 @@ type ImagePreviewItem = Readonly<{
 export function DialogImagePreview(props: { images: readonly ImagePreviewItem[]; initial: number }) {
   const dialog = useDialog()
   const dimensions = useTerminalDimensions()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const [index, setIndex] = createSignal(Math.max(0, Math.min(props.images.length - 1, props.initial)))
   const [failed, setFailed] = createSignal(false)
   const current = createMemo(() => props.images[index()])

packages/tui/src/component/dialog-integration.tsx

@@ -78,7 +78,7 @@ export function DialogIntegration(
   const data = useData()
   const currentLocation = useLocation()
   const dialog = useDialog()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const location = currentLocation.ref ?? data.location.default()
   const integrations = createMemo(() =>
     integrationOptions(data.location.integration.list(location) ?? []).filter(
@@ -153,7 +153,7 @@ function manageConnections(
     const data = useData()
     const client = useClient()
     const toast = useToast()
-    const theme = useTheme("elevated")
+    const theme = useTheme().surface("dialog")
     const shortcuts = Keymap.useShortcuts()
     const [deleting, setDeleting] = createSignal<string>()
     const [selected, setSelected] = createSignal(methods.length ? "add" : credentialConnections(integration)[0]?.id)
@@ -427,8 +427,8 @@ function CommandPending(props: {
 
 function CommandView(props: { title: string; output: string; message: string }) {
   const dialog = useDialog()
-  const theme = useTheme("elevated")
-  const overlayTheme = useTheme("overlay")
+  const theme = useTheme().surface("dialog")
+  const overlayTheme = useTheme()
   onMount(() => dialog.setSize("large"))
   return (
     <box gap={1} paddingBottom={1}>
@@ -441,7 +441,7 @@ function CommandView(props: { title: string; output: string; message: string })
         </text>
       </box>
       <box
-        backgroundColor={overlayTheme.background.default}
+        backgroundColor={overlayTheme.background.raised.high}
         paddingLeft={2}
         paddingRight={2}
         paddingTop={1}
@@ -467,7 +467,7 @@ function KeyMethod(props: {
   const dialog = useDialog()
   const client = useClient()
   const toast = useToast()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const [error, setError] = createSignal<string>()
 
   return (
@@ -672,7 +672,7 @@ function OAuthCode(props: {
   const dialog = useDialog()
   const client = useClient()
   const toast = useToast()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const [error, setError] = createSignal<string>()
   let settled = false
 
@@ -724,7 +724,7 @@ function OAuthView(props: {
   open?: boolean
 }) {
   const dialog = useDialog()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   return (
     <box paddingLeft={2} paddingRight={2} gap={1} paddingBottom={1}>
       <box flexDirection="row" justifyContent="space-between">
@@ -852,7 +852,7 @@ function textAnswer(
   return new Promise<FormValue | undefined | typeof CANCELLED>((resolve) => {
     dialog.replace(
       () => {
-        const theme = useTheme("elevated")
+        const theme = useTheme().surface("dialog")
         const [error, setError] = createSignal<string>()
         return (
           <DialogPrompt

packages/tui/src/component/dialog-mcp.tsx

@@ -40,7 +40,7 @@ export function DialogMcp(props: { initialServer?: string; details?: boolean } =
   const client = useClient()
   const location = useLocation()
   const toast = useToast()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const current = () => location.ref ?? data.location.default()
   const servers = createMemo(() =>
     pipe(

packages/tui/src/component/dialog-open.tsx

@@ -44,7 +44,7 @@ export function DialogOpen(props: { sessions: SessionInfo[]; onLoad: (sessions:
   const sessionTabs = useSessionTabs()
   const toast = useToast()
   const themes = useThemes()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const mode = themes.mode
   const paths = useTuiPaths()
   const dimensions = useTerminalDimensions()

packages/tui/src/component/dialog-pair.tsx

@@ -17,7 +17,7 @@ export function DialogPair(props: { credentials?: DialogPairCredentials }) {
   const client = useClient()
   const dialog = useDialog()
   const dimensions = useTerminalDimensions()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const [loadError, setLoadError] = createSignal<unknown>()
   const [showPassword, setShowPassword] = createSignal(false)
   const [passwordHover, setPasswordHover] = createSignal(false)

packages/tui/src/component/dialog-session-list.tsx

@@ -30,7 +30,7 @@ export function DialogSessionList() {
   const route = useRoute()
   const data = useData()
   const themes = useThemes()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const mode = themes.mode
   const client = useClient()
   const local = useLocal()

packages/tui/src/component/dialog-shell-output.tsx

@@ -13,7 +13,7 @@ const PAGE_BYTES = 64 * 1024
 export function DialogShellOutput(props: { shell: ShellInfo; location: LocationRef }) {
   const client = useClient()
   const dialog = useDialog()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const dimensions = useTerminalDimensions()
   const [info, setInfo] = createSignal(props.shell)
   const [output, setOutput] = createSignal<string>()

packages/tui/src/component/dialog-stash.tsx

@@ -29,7 +29,7 @@ function getStashPreview(input: string, maxLength: number = 50): string {
 export function DialogStash(props: { onSelect: (entry: StashEntry) => void }) {
   const dialog = useDialog()
   const stash = usePromptStash()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const shortcuts = Keymap.useShortcuts()
 
   const [toDelete, setToDelete] = createSignal<number>()

packages/tui/src/component/dialog-status.tsx

@@ -6,7 +6,7 @@ import { For, Match, Switch, Show, createMemo } from "solid-js"
 
 export function DialogStatus() {
   const data = useData()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const dialog = useDialog()
 
   const mcp = createMemo(() => data.location.mcp.server.list() ?? [])

packages/tui/src/component/dialog-update.tsx

@@ -15,7 +15,7 @@ export function DialogUpdate(props: {
   restart: () => void
 }) {
   const dialog = useDialog()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const [error, setError] = createSignal<string>()
   const [active, setActive] = createSignal(0)
   const controller = new AbortController()

packages/tui/src/component/dialog-workspace-file-changes.tsx

@@ -31,8 +31,8 @@ export function DialogWorkspaceFileChanges(props: {
   message?: string
 }) {
   const dialog = useDialog()
-  const theme = useTheme("elevated")
-  const overlayTheme = useTheme("overlay")
+  const theme = useTheme().surface("dialog")
+  const overlayTheme = useTheme()
   const config = useConfig().data
   const dimensions = useTerminalDimensions()
   const scrollAcceleration = createMemo(() => getScrollAcceleration(config))
@@ -86,7 +86,7 @@ export function DialogWorkspaceFileChanges(props: {
       </box>
       <scrollbox
         height={height()}
-        backgroundColor={overlayTheme.background.default}
+        backgroundColor={overlayTheme.background.raised.high}
         scrollbarOptions={{ visible: false }}
         scrollAcceleration={scrollAcceleration()}
       >

packages/tui/src/component/dialog-workspaces.tsx

@@ -40,7 +40,7 @@ export function DialogWorkspaces(props: DialogWorkspacesProps) {
   const dialog = useDialog()
   const client = useClient()
   const dimensions = useTerminalDimensions()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const sessionData = useData()
   const route = useRoute()
   const toast = useToast()

packages/tui/src/component/dialog-worktree-name.tsx

@@ -8,7 +8,7 @@ import { useConfig } from "../config"
 
 export function DialogWorktreeName(props: { onConfirm: (name: string) => void }) {
   const dialog = useDialog()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const shortcuts = Keymap.useShortcuts()
   const config = useConfig().data
   const [inputTarget, setInputTarget] = createSignal<InputRenderable>()

packages/tui/src/component/migration-overlay.tsx

@@ -10,7 +10,7 @@ type Progress = { label: string; numerator?: number; denominator?: number }
 export function MigrationOverlay() {
   const client = useClient()
   const toast = useToast()
-  const theme = useTheme("overlay")
+  const theme = useTheme()
   const [progress, setProgress] = createSignal<Progress>()
   const abort = new AbortController()
 
@@ -52,7 +52,7 @@ export function MigrationOverlay() {
           top={1}
           right={2}
           flexDirection="row"
-          backgroundColor={theme.background.default}
+          backgroundColor={theme.background.raised.high}
           border={["left"]}
           borderColor={theme.text.feedback.info.default}
           customBorderChars={SplitBorder.customBorderChars}

packages/tui/src/component/panel-host.tsx

@@ -2,7 +2,7 @@ import type { BoxRenderable } from "@opentui/core"
 import { onCleanup, onMount } from "solid-js"
 import { usePanel, type PanelTarget } from "../context/panel"
 import { InteractivityProvider } from "../context/interactivity"
-import { ThemeContextProvider, useTheme } from "../context/theme"
+import { useTheme } from "../context/theme"
 import { Slot } from "../plugin/render"
 
 export function PanelHost(props: {
@@ -19,6 +19,9 @@ export function PanelHost(props: {
 
   const Content = () => {
     const theme = useTheme()
+    // Side panels sit on a raised surface; fullscreen takes over the base background.
+    const background = () =>
+      panels.presentation() === "panel" ? theme.background.raised.base : theme.background.default
     return (
       <box
         id="session-panel"
@@ -27,7 +30,7 @@ export function PanelHost(props: {
         minWidth={0}
         minHeight={0}
         focusable
-        backgroundColor={theme.background.default}
+        backgroundColor={background()}
         onMouseDown={props.onFocus}
       >
         <Slot
@@ -55,9 +58,7 @@ export function PanelHost(props: {
 
   return (
     <InteractivityProvider enabled={props.focused}>
-      <ThemeContextProvider context={panels.presentation() === "panel" ? "elevated" : undefined}>
-        <Content />
-      </ThemeContextProvider>
+      <Content />
     </InteractivityProvider>
   )
 }

packages/tui/src/component/prompt/autocomplete.tsx

@@ -77,7 +77,7 @@ export function Autocomplete(props: {
   const data = useData()
   const keymap = Keymap.use()
   const keymapCommands = Keymap.useCommands()
-  const theme = useTheme("overlay")
+  const theme = useTheme()
   const dimensions = useTerminalDimensions()
   const frecency = useFrecency()
   const config = useConfig().data
@@ -887,7 +887,7 @@ export function Autocomplete(props: {
           scroll = r
           scroll.verticalScrollBar.on("change", syncSelectionWindow)
         }}
-        backgroundColor={theme.background.default}
+        backgroundColor={theme.background.raised.high}
         height={height()}
         scrollbarOptions={{ visible: false }}
         scrollAcceleration={scrollAcceleration()}

packages/tui/src/component/reconnecting.tsx

@@ -3,7 +3,7 @@ import { useTheme } from "../context/theme"
 import { Spinner } from "./spinner"
 
 export function Reconnecting(props: { managed?: boolean }) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
 
   return (
     <box
@@ -21,7 +21,7 @@ export function Reconnecting(props: { managed?: boolean }) {
         width={48}
         maxWidth="90%"
         flexDirection="column"
-        backgroundColor={theme.background.default}
+        backgroundColor={theme.background.raised.base}
         paddingTop={1}
         paddingBottom={1}
         paddingLeft={2}

packages/tui/src/component/session-tabs-rail.tsx

@@ -10,29 +10,29 @@ export function SessionTabsRailControls(props: {
   tabs: SessionTabsController
   belowHighlighted: boolean
 }) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const keymap = Keymap.use()
   const [hovered, setHovered] = createSignal(false)
   const hoverColor = createMemo(() =>
-    tint(theme.background.default, theme.background.action.primary.hovered, theme.background.action.primary.hovered.a),
+    tint(theme.background.raised.base, theme.background.raised.high, theme.background.raised.high.a),
   )
   let pressed = false
   const search = () => (props.tabs.search ? props.tabs.search() : keymap.dispatch("session.list"))
   return (
-    <box height={1} position="relative" flexShrink={0} backgroundColor={theme.background.default}>
+    <box height={1} position="relative" flexShrink={0} backgroundColor={theme.background.raised.base}>
       <SessionTabHalfRow
         top={-1}
         edge="top"
         width={props.width}
-        color={hovered() ? hoverColor() : theme.background.default}
-        background={theme.background.default}
+        color={hovered() ? hoverColor() : theme.background.raised.base}
+        background={theme.background.raised.base}
       />
       <box
         height={1}
         position="relative"
         flexDirection="row"
         justifyContent="center"
-        backgroundColor={hovered() ? theme.background.action.primary.hovered : undefined}
+        backgroundColor={hovered() ? theme.background.raised.high : undefined}
         onMouseOver={() => setHovered(true)}
         onMouseOut={() => setHovered(false)}
         onMouseDown={(event) => {
@@ -59,7 +59,7 @@ export function SessionTabsRailControls(props: {
         height={1}
         zIndex={2}
         fg={hoverColor()}
-        bg={hovered() && props.belowHighlighted ? hoverColor() : theme.background.default}
+        bg={hovered() && props.belowHighlighted ? hoverColor() : theme.background.raised.base}
         selectable={false}
       >
         {(hovered() ? "▀" : props.belowHighlighted ? "▄" : " ").repeat(props.width)}

packages/tui/src/component/session-tabs.tsx

@@ -366,7 +366,9 @@ export function createTabMarquee(animations: () => boolean) {
 
 function TabContextMenu(props: { state: TabContextMenuState; tabs: SessionTabsController; onClose: () => void }) {
   const dimensions = useTerminalDimensions()
-  const theme = useTheme("elevated")
+  const theme = useTheme()
+  const background = () => theme.background.raised.base
+  const actionHovered = () => theme.background.raised.high
   const dialog = useDialog()
   onCleanup(Keymap.use().mode.push("menu"))
   Keymap.createLayer(() => ({
@@ -430,7 +432,7 @@ function TabContextMenu(props: { state: TabContextMenuState; tabs: SessionTabsCo
           height={actions().length}
           width={CONTEXT_MENU_WIDTH}
           flexDirection="column"
-          backgroundColor={theme.background.default}
+          backgroundColor={background()}
           onMouseDown={(event) => {
             if (event.button === RIGHT_MOUSE_BUTTON) props.onClose()
             event.preventDefault()
@@ -443,7 +445,7 @@ function TabContextMenu(props: { state: TabContextMenuState; tabs: SessionTabsCo
                 width="100%"
                 paddingLeft={1}
                 paddingRight={1}
-                backgroundColor={selected() === index() ? theme.background.action.primary.hovered : undefined}
+                backgroundColor={selected() === index() ? actionHovered() : undefined}
                 onMouseOver={() => setSelected(index())}
                 onMouseOut={() => setSelected(undefined)}
                 onMouseUp={(event) => {
@@ -515,7 +517,10 @@ function VerticalSessionTabs(props: {
   const data = props.controller ? undefined : useData()
   const dimensions = useTerminalDimensions()
   const renderer = useRenderer()
-  const theme = useTheme("elevated")
+  const theme = useTheme()
+  const background = () => theme.background.raised.base
+  const actionSelected = () => theme.background.action.primary.selected
+  const actionHovered = () => theme.background.raised.high
   const base = useTheme()
   const config = useConfig().data
   const animations = () => props.animations ?? config.animations ?? true
@@ -525,9 +530,9 @@ function VerticalSessionTabs(props: {
   const stride = () => (compact() ? 2 : 3)
   const unreadColor = () => theme.text.status.unread
   const activeNumber = () => theme.text.status.running
-  const idleNumber = () => tint(theme.text.formfield.default, theme.background.default, 0.55)
-  const separatorUpperPulseColor = createMemo(() => tint(theme.background.default, theme.text.default, 0.04))
-  const separatorLowerPulseColor = createMemo(() => tint(theme.background.default, theme.text.default, 0.05))
+  const idleNumber = () => tint(theme.text.formfield.default, background(), 0.55)
+  const separatorUpperPulseColor = createMemo(() => tint(background(), theme.text.default, 0.04))
+  const separatorLowerPulseColor = createMemo(() => tint(background(), theme.text.default, 0.05))
   const [addHovered, setAddHovered] = createSignal(false)
   const marquee = createTabMarquee(animations)
   const hovered = marquee.hovered
@@ -564,7 +569,7 @@ function VerticalSessionTabs(props: {
   })
   const items = ordered
   const highlightColor = createMemo(() =>
-    tint(theme.background.default, theme.background.action.primary.hovered, theme.background.action.primary.hovered.a),
+    tint(background(), actionHovered(), actionHovered().a),
   )
   const highlighted = (sessionID: string | undefined) =>
     sessionID !== undefined && (activeID() === sessionID || hovered() === sessionID || dragging() === sessionID)
@@ -671,7 +676,7 @@ function VerticalSessionTabs(props: {
       flexDirection="column"
       position="relative"
       paddingTop={1}
-      backgroundColor={theme.background.default}
+      backgroundColor={background()}
       onMouseOut={marquee.leaveHovered}
       onMouseUp={(event) => {
         if (event.button === RIGHT_MOUSE_BUTTON) return
@@ -694,7 +699,7 @@ function VerticalSessionTabs(props: {
         }}
         flexGrow={1}
         minHeight={0}
-        backgroundColor={theme.background.default}
+        backgroundColor={background()}
         scrollbarOptions={{ visible: false }}
       >
         <box flexShrink={0} flexDirection="column" gap={1} paddingY={compact() ? 1 : 0}>
@@ -732,13 +737,13 @@ function VerticalSessionTabs(props: {
               const detailFades = createMemo(
                 () => marqueeOverflows(tabDetail(), titleWidth()) && titleWidth() > FADE_WIDTH,
               )
-              const background = createMemo(() => {
-                if (selected() && !compact()) return theme.background.action.primary.selected
+              const tabBackground = createMemo(() => {
+                if (selected() && !compact()) return actionSelected()
                 if ((compact() && selected()) || hovered() === tab.sessionID || dragging() === tab.sessionID)
-                  return theme.background.action.primary.hovered
-                return theme.background.default
+                  return actionHovered()
+                return background()
               })
-              const pulseBackground = createMemo(() => tint(theme.background.default, background(), background().a))
+              const pulseBackground = createMemo(() => tint(background(), tabBackground(), tabBackground().a))
               const runs = () => status().runs
               const numberIgnition = createNumberIgnition(runs, () => status().promptPulse, animations)
               const numberColor = () => {
@@ -815,10 +820,10 @@ function VerticalSessionTabs(props: {
                 return lastPreviousGlowHue ?? unreadColor()
               }
               const separatorUpperColor = createMemo(() =>
-                tint(theme.background.default, previousGlowHue(), 0.1 * previousGlowLevel()),
+                tint(background(), previousGlowHue(), 0.1 * previousGlowLevel()),
               )
               const separatorLowerColor = createMemo(() =>
-                tint(theme.background.default, glowHue(), 0.12 * glowLevel()),
+                tint(background(), glowHue(), 0.12 * glowLevel()),
               )
               const titleColor = (index: number, separator: boolean) => {
                 const level = titleGlow.value().level
@@ -843,7 +848,7 @@ function VerticalSessionTabs(props: {
                   width="100%"
                   position="relative"
                   flexDirection="column"
-                  backgroundColor={background()}
+                  backgroundColor={tabBackground()}
                   onMouseOver={(event) => {
                     setHoverY(event.y)
                     marquee.enter(tab.sessionID, title(), compact() ? Infinity : hoveredTitleWidth())
@@ -885,7 +890,7 @@ function VerticalSessionTabs(props: {
                         width={width()}
                         color={pulseBackground()}
                         background={
-                          highlighted(items()[index() - 1]?.sessionID) ? highlightColor() : theme.background.default
+                          highlighted(items()[index() - 1]?.sessionID) ? highlightColor() : background()
                         }
                       />
                       <SessionTabHalfRow
@@ -900,7 +905,7 @@ function VerticalSessionTabs(props: {
                               : highlighted(items()[index() + 1]?.sessionID)
                           )
                             ? highlightColor()
-                            : theme.background.default
+                            : background()
                         }
                       />
                     </Show>
@@ -946,8 +951,8 @@ function VerticalSessionTabs(props: {
                       color={separatorLowerPulseColor()}
                       width={indicatorWidth}
                       outerColor={separatorUpperPulseColor()}
-                      flashColor={tint(theme.background.default, theme.text.default, 0.22)}
-                      outerFlashColor={tint(theme.background.default, theme.text.default, 0.18)}
+                      flashColor={tint(background(), theme.text.default, 0.22)}
+                      outerFlashColor={tint(background(), theme.text.default, 0.18)}
                       flashTail={8}
                       glowColor={separatorLowerColor()}
                       outerGlowColor={separatorUpperColor()}
@@ -955,7 +960,7 @@ function VerticalSessionTabs(props: {
                       outerGlowTail={5}
                       completionColor={separatorLowerColor()}
                       outerCompletionColor={separatorUpperColor()}
-                      backgroundColor={theme.background.default}
+                      backgroundColor={background()}
                     />
                     <Show when={index() === items().length - 1}>
                       <TabPulse
@@ -970,18 +975,18 @@ function VerticalSessionTabs(props: {
                         outerComplete={false}
                         glow={glows()}
                         outerGlow={false}
-                        color={tint(theme.background.default, theme.text.default, 0.04)}
+                        color={tint(background(), theme.text.default, 0.04)}
                         width={indicatorWidth}
-                        outerColor={tint(theme.background.default, theme.text.default, 0.006)}
-                        flashColor={tint(theme.background.default, theme.text.default, 0.18)}
+                        outerColor={tint(background(), theme.text.default, 0.006)}
+                        flashColor={tint(background(), theme.text.default, 0.18)}
                         flashTail={8}
-                        glowColor={tint(theme.background.default, glowHue(), 0.1 * glowLevel())}
-                        outerGlowColor={theme.background.default}
+                        glowColor={tint(background(), glowHue(), 0.1 * glowLevel())}
+                        outerGlowColor={background()}
                         glowTail={8}
                         outerGlowTail={5}
-                        completionColor={tint(theme.background.default, glowHue(), 0.1 * glowLevel())}
-                        outerCompletionColor={theme.background.default}
-                        backgroundColor={theme.background.default}
+                        completionColor={tint(background(), glowHue(), 0.1 * glowLevel())}
+                        outerCompletionColor={background()}
+                        backgroundColor={background()}
                       />
                     </Show>
                     <box height={1} width="100%" flexDirection="row" position="relative">
@@ -1113,10 +1118,10 @@ function VerticalSessionTabs(props: {
               alignItems="center"
               backgroundColor={
                 newTab() && !compact()
-                  ? theme.background.action.primary.selected
+                  ? actionSelected()
                   : addHovered() || (compact() && newTab())
-                    ? theme.background.action.primary.hovered
-                    : theme.background.default
+                    ? actionHovered()
+                    : background()
               }
               onMouseOver={() => setAddHovered(true)}
               onMouseOut={() => setAddHovered(false)}
@@ -1145,14 +1150,14 @@ function VerticalSessionTabs(props: {
                   edge="top"
                   width={width()}
                   color={highlightColor()}
-                  background={highlighted(items().at(-1)?.sessionID) ? highlightColor() : theme.background.default}
+                  background={highlighted(items().at(-1)?.sessionID) ? highlightColor() : background()}
                 />
                 <SessionTabHalfRow
                   top={1}
                   edge="bottom"
                   width={width()}
                   color={highlightColor()}
-                  background={theme.background.default}
+                  background={background()}
                 />
               </Show>
               <text
@@ -1211,10 +1216,10 @@ function VerticalSessionTabs(props: {
               top={0}
               edge="top"
               width={tooltipWidth()}
-              color={theme.background.default}
+              color={background()}
               background={base.background.default}
             />
-            <box height={2} paddingX={1} backgroundColor={theme.background.default}>
+            <box height={2} paddingX={1} backgroundColor={background()}>
               <text fg={theme.text.default} wrapMode="none" selectable={false}>
                 {Locale.truncateWidth(
                   data?.session.get(sessionID())?.title ??
@@ -1231,7 +1236,7 @@ function VerticalSessionTabs(props: {
               top={3}
               edge="bottom"
               width={tooltipWidth()}
-              color={theme.background.default}
+              color={background()}
               background={base.background.default}
             />
           </box>

packages/tui/src/component/startup-loading.tsx

@@ -3,7 +3,7 @@ import { useTheme } from "../context/theme"
 import { Spinner } from "./spinner"
 
 export function StartupLoading(props: { ready: () => boolean }) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const [show, setShow] = createSignal(false)
   const text = createMemo(() => (props.ready() ? "Finishing startup…" : "Loading plugins…"))
   let wait: NodeJS.Timeout | undefined
@@ -54,7 +54,7 @@ export function StartupLoading(props: { ready: () => boolean }) {
   return (
     <Show when={show()}>
       <box position="absolute" zIndex={5000} left={0} right={0} bottom={1} justifyContent="center" alignItems="center">
-        <box backgroundColor={theme.background.default} paddingLeft={1} paddingRight={1}>
+        <box backgroundColor={theme.background.raised.base} paddingLeft={1} paddingRight={1}>
           <Spinner color={theme.text.subdued}>{text()}</Spinner>
         </box>
       </box>

packages/tui/src/component/terminal-pane.tsx

@@ -32,7 +32,7 @@ export function TerminalPane(props: {
   const client = useClient()
   const keymap = Keymap.use()
   const leader = Keymap.useLeaderActive()
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const themes = useThemes()
   const renderer = useRenderer()
   const [failure, setFailure] = createSignal<string>()
@@ -155,8 +155,8 @@ export function TerminalPane(props: {
   })
 
   createEffect(() => {
-    const tokens = themes.currentTokens().contextual.elevated
-    terminalTheme = terminalPalette(tokens, themes.mode(), tokens.background.default)
+    const tokens = themes.currentTokens()
+    terminalTheme = terminalPalette(tokens, themes.mode(), tokens.background.raised.base)
     applyTerminalTheme()
   })
 
@@ -284,7 +284,7 @@ export function TerminalPane(props: {
       minWidth={0}
       minHeight={0}
       overflow="hidden"
-      backgroundColor={themes.currentTokens().contextual.elevated.background.default}
+      backgroundColor={themes.currentTokens().background.raised.base}
       onSizeChange={function () {
         size = { cols: Math.max(1, this.width - 2), rows: this.height }
         if (controller && restored) interact()

packages/tui/src/context/theme.tsx

@@ -5,7 +5,7 @@ import {
   resolveThemeDocument,
   themeModes,
   type ResolvedTheme,
-  type ContextName,
+  type SurfaceName,
 } from "@opencode/theme/tui"
 import {
   DEFAULT_THEMES,
@@ -23,7 +23,7 @@ import {
 } from "../theme"
 import { generateSystem, terminalMode } from "../theme/system"
 import { discoverThemes } from "../theme/discovery"
-import { createComponentTheme, createComponentThemeView, type ComponentTheme } from "../theme/component"
+import { createComponentTheme, type ComponentTheme } from "../theme/component"
 import { createEffect, createMemo, createSignal, onCleanup, onMount, type Accessor, type ParentProps } from "solid-js"
 import { createStore, produce } from "solid-js/store"
 import { createSimpleContext } from "./helper"
@@ -122,7 +122,7 @@ type Themes = {
 }
 
 type ThemeContextValue = {
-  current: ComponentTheme["contextual"][ContextName]
+  current: ComponentTheme
   themes: Themes
   readonly ready: boolean
 }
@@ -322,7 +322,7 @@ const themeContext = createSimpleContext({
     const tokens = () => selected().theme
     tokens()
     themePerformance.set("Init", `${(performance.now() - initStarted).toFixed(2)} ms`)
-    const current = createComponentTheme(tokens, mode)
+    const current = createComponentTheme(tokens)
 
     createEffect(() => renderer.setBackgroundColor(tokens().background.default))
 
@@ -377,27 +377,18 @@ const themeContext = createSimpleContext({
 export function useThemes() {
   return themeContext.use().themes
 }
-export function useTheme(): ComponentTheme
-export function useTheme(context: ContextName): ComponentTheme["contextual"][ContextName]
-export function useTheme(context?: ContextName) {
-  const value = themeContext.use()
-  return context ? value.themes.current.contextual[context] : value.current
+export function useTheme(): ComponentTheme {
+  return themeContext.use().current
 }
 export const ThemeProvider = themeContext.provider
 
-function usablePalette(colors: TerminalColors | undefined): colors is TerminalColors {
-  return Boolean(
-    colors && (colors.defaultBackground ?? colors.palette[0]) && (colors.defaultForeground ?? colors.palette[7]),
-  )
-}
-
-/** Switches context without remounting children; undefined inherits the enclosing view. */
-export function ThemeContextProvider(props: ParentProps<{ context: ContextName | undefined }>) {
+/** Switches the ambient theme surface without remounting children; undefined inherits the enclosing view. */
+export function ThemeContextProvider(props: ParentProps<{ context: SurfaceName | undefined }>) {
   const value = themeContext.use()
-  const current = createComponentThemeView(() => {
+  const current = createComponentTheme(() => {
     const name = props.context
-    return name ? value.themes.currentTokens().contextual[name] : value.current
-  }, value.themes.mode)
+    return name ? value.themes.currentTokens().surface(name) : value.current
+  })
   return (
     <themeContext.context.Provider value={{ current, themes: value.themes, ready: value.ready }}>
       {props.children}
@@ -405,6 +396,12 @@ export function ThemeContextProvider(props: ParentProps<{ context: ContextName |
   )
 }
 
+function usablePalette(colors: TerminalColors | undefined): colors is TerminalColors {
+  return Boolean(
+    colors && (colors.defaultBackground ?? colors.palette[0]) && (colors.defaultForeground ?? colors.palette[7]),
+  )
+}
+
 function loadTheme(source: ThemeDocumentSource, name: string, requested: "dark" | "light") {
   const document = parseTheme(source, name)
   const modes = themeModes(document)

packages/tui/src/feature-plugins/prompt/btw.tsx

@@ -1,7 +1,7 @@
 import { Plugin } from "@opencode/plugin/tui"
 import { TextAttributes, type ScrollBoxRenderable } from "@opentui/core"
-import { useKeyboard, useTerminalDimensions } from "@opentui/solid"
-import { createMemo, createSignal, Show } from "solid-js"
+import { useKeyboard } from "@opentui/solid"
+import { createSignal, Show } from "solid-js"
 import { Spinner } from "../../component/spinner"
 import { useConfig } from "../../config"
 import { useClipboard } from "../../context/clipboard"
@@ -86,12 +86,10 @@ function Answer(props: { question: string; answer: string }) {
   const toast = useToast()
   const clipboard = useClipboard()
   const plugins = usePlugin()
-  const theme = useTheme("elevated")
-  const overlay = useTheme("overlay")
+  const theme = useTheme().surface("dialog")
+  const overlay = useTheme()
   const syntax = useThemes().currentSyntax
   const config = useConfig().data
-  const dimensions = useTerminalDimensions()
-  const maxHeight = createMemo(() => Math.max(3, Math.floor(dimensions().height / 2)))
   const [copied, setCopied] = createSignal(false)
   let scroll: ScrollBoxRenderable | undefined
 
@@ -111,8 +109,8 @@ function Answer(props: { question: string; answer: string }) {
     if (!scroll) return
     if (event.name === "up") return scroll.scrollBy(-1)
     if (event.name === "down") return scroll.scrollBy(1)
-    if (event.name === "pageup") return scroll.scrollBy(-maxHeight())
-    if (event.name === "pagedown") return scroll.scrollBy(maxHeight())
+    if (event.name === "pageup") return scroll.scrollBy(-20)
+    if (event.name === "pagedown") return scroll.scrollBy(20)
     if (event.name === "home") return scroll.scrollTo(0)
     if (event.name === "end") return scroll.scrollTo(scroll.scrollHeight)
   })
@@ -128,14 +126,16 @@ function Answer(props: { question: string; answer: string }) {
             esc
           </text>
         </box>
-        <text fg={theme.text.subdued} wrapMode="word">
-          {props.question}
-        </text>
+        <box paddingTop={1}>
+          <text fg={theme.text.subdued} wrapMode="word">
+            {props.question}
+          </text>
+        </box>
       </box>
       <scrollbox
         ref={(element: ScrollBoxRenderable) => (scroll = element)}
-        maxHeight={maxHeight()}
-        backgroundColor={overlay.background.default}
+        maxHeight={20}
+        backgroundColor={overlay.background.raised.high}
         scrollbarOptions={{ visible: false }}
         scrollAcceleration={getScrollAcceleration(config)}
       >
@@ -148,7 +148,7 @@ function Answer(props: { question: string; answer: string }) {
             internalBlockMode="top-level"
             tableOptions={{ style: "grid", cellPaddingX: 1 }}
             fg={overlay.markdown.text}
-            bg={overlay.background.default}
+            bg={overlay.background.raised.high}
           />
         </box>
       </scrollbox>

packages/tui/src/feature-plugins/system/diff-viewer-file-menu.tsx

@@ -12,7 +12,7 @@ export function DiffFileMenu(props: {
   onClose: () => void
 }) {
   const dimensions = useTerminalDimensions()
-  const theme = props.context.theme.contextual.overlay
+  const theme = props.context.theme
   const [hovered, setHovered] = createSignal(false)
   const label = () => (props.reviewed ? "Mark incomplete" : "Mark complete")
   const width = () => Math.min(19, dimensions().width)
@@ -63,7 +63,7 @@ export function DiffFileMenu(props: {
           height={1}
           paddingLeft={1}
           paddingRight={1}
-          backgroundColor={hovered() ? theme.background.action.primary.hovered : theme.background.default}
+          backgroundColor={hovered() ? theme.background.action.primary.hovered : theme.background.raised.high}
           onMouseOver={() => setHovered(true)}
           onMouseOut={() => setHovered(false)}
           onMouseDown={(event) => {

packages/tui/src/feature-plugins/system/diff-viewer-file-tree.tsx

@@ -27,7 +27,7 @@ export type DiffViewerFileTreeProps = {
 }
 
 export function DiffViewerFileTree(props: DiffViewerFileTreeProps) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const [sourceHovered, setSourceHovered] = createSignal(false)
   const list = () => props.layout === "list"
   const tree = createMemo(() => buildFileTree(props.files))
@@ -37,9 +37,9 @@ export function DiffViewerFileTree(props: DiffViewerFileTreeProps) {
       : flattenFileTree(tree(), props.expandedNodes),
   )
   // Quieter than subdued text: markers are affordances, not content.
-  const faint = createMemo(() => tint(theme.text.subdued, theme.background.default, 0.45))
+  const faint = createMemo(() => tint(theme.text.subdued, theme.background.raised.base, 0.45))
   // Rails are pure texture; keep them barely above the surface.
-  const rail = createMemo(() => tint(theme.text.subdued, theme.background.default, 0.7))
+  const rail = createMemo(() => tint(theme.text.subdued, theme.background.raised.base, 0.7))
   const reviewedCount = createMemo(() => props.files.filter((file) => props.reviewedFileNames?.has(file.file)).length)
   const contentWidth = () => Math.max(0, props.width - 4 - FILE_TREE_STATUS_WIDTH - 1)
   let scroll: ScrollBoxRenderable | undefined
@@ -56,7 +56,7 @@ export function DiffViewerFileTree(props: DiffViewerFileTreeProps) {
 
   return (
     <box width={props.width} height="100%" minWidth={0} minHeight={0} flexShrink={0} flexDirection="column">
-      <box id="diff-tree-top-edge" height={1} flexShrink={0} backgroundColor={theme.background.default} />
+      <box id="diff-tree-top-edge" height={1} flexShrink={0} backgroundColor={theme.background.raised.base} />
       <box
         flexGrow={1}
         minWidth={0}
@@ -64,7 +64,7 @@ export function DiffViewerFileTree(props: DiffViewerFileTreeProps) {
         paddingBottom={1}
         paddingLeft={2}
         paddingRight={2}
-        backgroundColor={theme.background.default}
+        backgroundColor={theme.background.raised.base}
       >
         <box id="diff-source-header" height={1} flexShrink={0} flexDirection="row" marginBottom={1} gap={1}>
           <box
@@ -137,8 +137,8 @@ export function DiffViewerFileTree(props: DiffViewerFileTreeProps) {
                     }
                     const background = () => {
                       // Elevated context maps this to a quiet neutral surface step, not the loud accent.
-                      if (hovered()) return theme.background.action.primary.hovered
-                      return theme.background.default
+                      if (hovered()) return theme.background.raised.high
+                      return theme.background.raised.base
                     }
                     const marker = () => {
                       if (row.kind !== "directory") return "≡ "

packages/tui/src/feature-plugins/system/diff-viewer.tsx

@@ -214,7 +214,7 @@ function DiffBaseDialog(props: {
   current?: string
   onSelect: (ref: string) => void
 }) {
-  const theme = props.context.theme.contextual.elevated
+  const theme = props.context.theme.surface("dialog")
   const [search, setSearch] = createDebouncedSignal("", 150)
   const [branches] = createResource(search, (search) =>
     props.context.client.vcs.branch.list({ location: props.location, search, limit: 100 }),
@@ -1079,7 +1079,7 @@ export function DiffViewerContent(props: {
 
 function DiffViewerHelpDialog(props: { context: Plugin.Context; single: boolean }) {
   const dimensions = useTerminalDimensions()
-  const theme = props.context.theme.contextual.elevated
+  const theme = props.context.theme.surface("dialog")
   const shortcut =
     (...ids: string[]) =>
     () =>

packages/tui/src/feature-plugins/system/storybook/footer.tsx

@@ -14,10 +14,10 @@ export function StoryFooter(props: {
   message?: string
   controls: readonly StoryFooterControl[]
 }) {
-  const theme = props.context.theme.contextual.elevated
+  const theme = props.context.theme
 
   return (
-    <box flexShrink={0} flexDirection="column" backgroundColor={theme.background.default}>
+    <box flexShrink={0} flexDirection="column" backgroundColor={theme.background.raised.base}>
       <box height={1} paddingLeft={1} paddingRight={1} flexDirection="row">
         <text fg={theme.text.default}>{props.title}</text>
         <Show when={props.details?.length}>

packages/tui/src/feature-plugins/system/storybook/session-location-missing.tsx

@@ -11,7 +11,7 @@ const directory = "/Users/kit/code/open-source/opencode-workerd-profile"
 
 function SessionLocationMissingStory(props: { context: Plugin.Context }) {
   const dimensions = useTerminalDimensions()
-  const theme = props.context.theme.contextual.elevated
+  const theme = props.context.theme
   const [message, setMessage] = createSignal("Choose another directory to continue")
   const open = () =>
     props.context.ui.dialog.show(() => (
@@ -45,7 +45,7 @@ function SessionLocationMissingStory(props: { context: Plugin.Context }) {
   }))
 
   return (
-    <box width={dimensions().width} height={dimensions().height} backgroundColor={theme.background.default}>
+    <box width={dimensions().width} height={dimensions().height} backgroundColor={theme.background.raised.base}>
       <box paddingLeft={2} paddingRight={2} paddingTop={1} flexGrow={1}>
         <text fg={theme.text.default} attributes={TextAttributes.BOLD}>
           Workerd Modal workspace driver

packages/tui/src/mini/theme.ts

@@ -115,7 +115,6 @@ function map(
   syntax?: SyntaxStyle,
   system = false,
 ): RunTheme {
-  const elevated = theme.contextual.elevated
   // V1 system migration serializes colors; restore terminal defaults before quantizing scrollback.
   const exact = (color: RGBA) => {
     if (system && color.equals(theme.text.default)) return RGBA.defaultForeground(color)
@@ -137,13 +136,13 @@ function map(
   return {
     background: RGBA.defaultBackground(theme.background.default),
     footer: {
-      actionSecondaryText: exact(elevated.text.action.secondary.default),
-      actionFocusedBg: exact(elevated.background.action.primary.focused),
-      actionFocusedText: exact(elevated.text.action.primary.focused),
-      formfieldText: exact(elevated.text.formfield.default),
-      formfieldFocusedBg: exact(elevated.background.formfield.focused),
-      formfieldFocusedText: exact(elevated.text.formfield.focused),
-      selection: exact(elevated.text.formfield.selected),
+      actionSecondaryText: exact(theme.text.action.secondary.default),
+      actionFocusedBg: exact(theme.background.action.primary.focused),
+      actionFocusedText: exact(theme.text.action.primary.focused),
+      formfieldText: exact(theme.text.formfield.default),
+      formfieldFocusedBg: exact(theme.background.formfield.focused),
+      formfieldFocusedText: exact(theme.text.formfield.focused),
+      selection: exact(theme.text.formfield.selected),
       running: exact(theme.text.status.running),
       question: exact(theme.text.status.question),
       permission: exact(theme.text.status.permission),
@@ -157,9 +156,9 @@ function map(
       error: exact(theme.text.feedback.error.default),
       muted: exact(theme.text.subdued),
       text: exact(theme.text.default),
-      shade: exact(elevated.background.default),
-      surface: exact(elevated.background.default),
-      pane: exact(theme.contextual.overlay.background.default),
+      shade: exact(theme.background.raised.base),
+      surface: exact(theme.background.raised.base),
+      pane: exact(theme.background.raised.high),
       border: exact(theme.border.default),
       line: exact(theme.background.raised.high),
     },

packages/tui/src/routes/session/composer/index.tsx

@@ -42,7 +42,7 @@ export type ComposerProps = {
 }
 
 export function Composer(props: ComposerProps) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const config = useConfig().data
 
   const [store, setStore] = createStore({
@@ -114,7 +114,7 @@ export function Composer(props: ComposerProps) {
           {...SplitBorder}
           border={["left"]}
           borderColor={theme.border.default}
-          backgroundColor={theme.background.default}
+          backgroundColor={theme.background.raised.base}
           paddingLeft={1}
           paddingRight={2}
           paddingTop={1}

packages/tui/src/routes/session/dialog-execute.tsx

@@ -21,7 +21,7 @@ export function DialogExecute(props: { part: SessionMessageAssistantTool }) {
   const dialog = useDialog()
   const clipboard = useClipboard()
   const toast = useToast()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const dimensions = useTerminalDimensions()
   const config = useConfig().data
   const [copied, setCopied] = createSignal<"code" | "output">()
@@ -224,7 +224,7 @@ function GutteredCode(props: {
   digits: number
   blocks: Set<CodeRenderable>
 }) {
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const syntax = useThemes().currentSyntax
   const gutter = createMemo(() =>
     props.content

packages/tui/src/routes/session/form.tsx

@@ -2,10 +2,10 @@ import { createStore, unwrap } from "solid-js/store"
 import { createEffect, createMemo, createSignal, For, onCleanup, onMount, Show } from "solid-js"
 import { usePaste, useRenderer, useTerminalDimensions } from "@opentui/solid"
 import {
-  CliRenderEvents,
   decodePasteBytes,
   stripAnsiSequences,
   TextAttributes,
+  type BoxRenderable,
   type ScrollBoxRenderable,
   type TextareaRenderable,
 } from "@opentui/core"
@@ -59,7 +59,7 @@ const drafts = new Map<string, FormDraft>()
 export function FormPrompt(props: { form: FormWithLocation }) {
   const data = useData()
   const themes = useThemes()
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const themeMode = themes.mode
   const renderer = useRenderer()
   const dimensions = useTerminalDimensions()
@@ -75,8 +75,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
   drafts.delete(props.form.id)
 
   const [tabHover, setTabHover] = createSignal<number | "confirm" | null>(null)
-  const [reviewHeight, setReviewHeight] = createSignal(1)
-  const [reviewScrollable, setReviewScrollable] = createSignal(false)
+  const [reviewContentHeight, setReviewContentHeight] = createSignal(0)
   const [store, setStore] = createStore<FormDraft>(
     draft ?? {
       tab: 0,
@@ -92,7 +91,6 @@ export function FormPrompt(props: { form: FormWithLocation }) {
   let textarea: TextareaRenderable | undefined
   const [inputTarget, setInputTarget] = createSignal<TextareaRenderable>()
   let review: ScrollBoxRenderable | undefined
-  let measureReview: (() => void) | undefined
 
   const message = createMemo(() => {
     const value = props.form.metadata?.["message"]
@@ -141,6 +139,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
     return current?.type === "external" ? current : undefined
   })
   const confirm = createMemo(() => !single() && store.tab >= fields().length)
+  const reviewMaxHeight = createMemo(() => Math.max(3, dimensions().height - 14))
   const configuredRows = createMemo(() => {
     const current = answerField()
     return current ? formRows(current) : []
@@ -211,32 +210,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
     return "confirm"
   })
 
-  createEffect(() => {
-    if (measureReview) renderer.off(CliRenderEvents.FRAME, measureReview)
-    if (!confirm()) {
-      measureReview = undefined
-      review = undefined
-      setReviewScrollable(false)
-      return
-    }
-    const limit = Math.max(3, dimensions().height - 14)
-    const initial = Math.min(Math.max(1, fields().length), limit)
-    Object.values(store.answers)
-    setReviewHeight(initial)
-    setReviewScrollable(false)
-    measureReview = () => {
-      measureReview = undefined
-      const content = review?.scrollHeight ?? initial
-      const height = Math.min(Math.max(1, content), limit)
-      setReviewHeight(height)
-      setReviewScrollable(content > height)
-    }
-    renderer.once(CliRenderEvents.FRAME, measureReview)
-    renderer.requestRender()
-  })
-
   onCleanup(() => {
-    if (measureReview) renderer.off(CliRenderEvents.FRAME, measureReview)
     // A reply or cancel removes the form from data before this unmount runs, so a
     // form still listed here is only hidden by navigation and worth restoring.
     const pending = data.session.form
@@ -794,7 +768,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
 
   return (
     <box
-      backgroundColor={theme.background.default}
+      backgroundColor={theme.background.raised.base}
       border={["left"]}
       borderColor={theme.hue.interactive[themeMode() === "light" ? 800 : 200]}
       customBorderChars={SplitBorder.customBorderChars}
@@ -839,7 +813,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
                         ? theme.background.formfield.selected
                         : tabHover() === index()
                           ? theme.background.formfield.focused
-                          : theme.background.default
+                          : theme.background.raised.base
                     }
                     onMouseOver={() => setTabHover(index())}
                     onMouseOut={() => setTabHover(null)}
@@ -861,7 +835,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
                   ? theme.background.formfield.selected
                   : tabHover() === "confirm"
                     ? theme.background.formfield.focused
-                    : theme.background.default
+                    : theme.background.raised.base
               }
               onMouseOver={() => setTabHover("confirm")}
               onMouseOut={() => setTabHover(null)}
@@ -969,7 +943,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
                       >
                         <box flexDirection="row">
                           <box
-                            backgroundColor={active() ? theme.background.formfield.focused : theme.background.default}
+                            backgroundColor={active() ? theme.background.formfield.focused : theme.background.raised.base}
                             paddingRight={1}
                           >
                             <text
@@ -977,7 +951,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
                             >{`${i() + 1}.`}</text>
                           </box>
                           <box
-                            backgroundColor={active() ? theme.background.formfield.focused : theme.background.default}
+                            backgroundColor={active() ? theme.background.formfield.focused : theme.background.raised.base}
                             flexDirection="row"
                           >
                             <Show when={multi()}>
@@ -1023,7 +997,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
                   >
                     <box flexDirection="row">
                       <box
-                        backgroundColor={other() ? theme.background.formfield.focused : theme.background.default}
+                        backgroundColor={other() ? theme.background.formfield.focused : theme.background.raised.base}
                         paddingRight={1}
                       >
                         <text fg={other() ? theme.text.formfield.focused : theme.text.subdued}>
@@ -1033,7 +1007,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
                       <box
                         flexDirection="row"
                         flexGrow={1}
-                        backgroundColor={other() ? theme.background.formfield.focused : theme.background.default}
+                        backgroundColor={other() ? theme.background.formfield.focused : theme.background.raised.base}
                       >
                         <Show when={multi()}>
                           <text
@@ -1102,56 +1076,63 @@ export function FormPrompt(props: { form: FormWithLocation }) {
 
         <Show when={confirm()}>
           <scrollbox
-            height={reviewHeight()}
+            maxHeight={reviewMaxHeight()}
+            contentOptions={{ minHeight: 0 }}
             scrollbarOptions={{ visible: false }}
             ref={(r: ScrollBoxRenderable) => (review = r)}
           >
-            <For each={fields()}>
-              {(item) => {
-                if (item.type === "external") {
-                  const acknowledged = () => store.answers[item.key] === true
+            <box
+              onSizeChange={function (this: BoxRenderable) {
+                setReviewContentHeight(this.height)
+              }}
+            >
+              <For each={fields()}>
+                {(item) => {
+                  if (item.type === "external") {
+                    const acknowledged = () => store.answers[item.key] === true
+                    return (
+                      <box paddingLeft={1}>
+                        <text>
+                          <span style={{ fg: theme.text.subdued }}>{truncate(formLabel(item), 40)}:</span>{" "}
+                          <span
+                            style={{
+                              fg: acknowledged()
+                                ? theme.text.feedback.success.default
+                                : theme.text.feedback.error.default,
+                            }}
+                          >
+                            {acknowledged() ? "Acknowledged" : "(acknowledgement required)"}
+                          </span>
+                        </text>
+                      </box>
+                    )
+                  }
+                  const value = () => formDisplayValue(item, store.answers[item.key], "(none)")
+                  const answered = () => store.answers[item.key] !== undefined
+                  const missing = () => !answered() && item.required === true
+                  const invalid = () => formValidateValue(item, store.answers[item.key])
                   return (
                     <box paddingLeft={1}>
                       <text>
                         <span style={{ fg: theme.text.subdued }}>{truncate(formLabel(item), 40)}:</span>{" "}
                         <span
                           style={{
-                            fg: acknowledged()
-                              ? theme.text.feedback.success.default
-                              : theme.text.feedback.error.default,
+                            fg:
+                              invalid() || missing()
+                                ? theme.text.feedback.error.default
+                                : answered()
+                                  ? theme.text.default
+                                  : theme.text.subdued,
                           }}
                         >
-                          {acknowledged() ? "Acknowledged" : "(acknowledgement required)"}
+                          {invalid() ?? (answered() ? value() : missing() ? "(required)" : "(not answered)")}
                         </span>
                       </text>
                     </box>
                   )
-                }
-                const value = () => formDisplayValue(item, store.answers[item.key], "(none)")
-                const answered = () => store.answers[item.key] !== undefined
-                const missing = () => !answered() && item.required === true
-                const invalid = () => formValidateValue(item, store.answers[item.key])
-                return (
-                  <box paddingLeft={1}>
-                    <text>
-                      <span style={{ fg: theme.text.subdued }}>{truncate(formLabel(item), 40)}:</span>{" "}
-                      <span
-                        style={{
-                          fg:
-                            invalid() || missing()
-                              ? theme.text.feedback.error.default
-                              : answered()
-                                ? theme.text.default
-                                : theme.text.subdued,
-                        }}
-                      >
-                        {invalid() ?? (answered() ? value() : missing() ? "(required)" : "(not answered)")}
-                      </span>
-                    </text>
-                  </box>
-                )
-              }}
-            </For>
+                }}
+              </For>
+            </box>
           </scrollbox>
         </Show>
       </box>
@@ -1175,7 +1156,7 @@ export function FormPrompt(props: { form: FormWithLocation }) {
               {"↑↓"} <span style={{ fg: theme.text.subdued }}>select</span>
             </text>
           </Show>
-          <Show when={confirm() && reviewScrollable()}>
+          <Show when={confirm() && reviewContentHeight() > reviewMaxHeight()}>
             <text fg={theme.text.default}>
               {"↑↓"} <span style={{ fg: theme.text.subdued }}>scroll</span>
             </text>

packages/tui/src/routes/session/index.tsx

@@ -23,7 +23,7 @@ import { SplitBorder } from "../../ui/border"
 import { useTuiPaths, useTuiTerminalEnvironment } from "../../context/runtime"
 import { Spinner, SPINNER_FRAMES } from "../../component/spinner"
 import { PatchDiff } from "../../component/patch-diff"
-import { createSyntaxStyleMemo, ThemeContextProvider, useTheme, useThemes } from "../../context/theme"
+import { createSyntaxStyleMemo, useTheme, useThemes } from "../../context/theme"
 import { BoxRenderable, ScrollBoxRenderable, addDefaultParsers, TextAttributes, RGBA, MouseEvent } from "@opentui/core"
 import { Prompt, type PromptRef } from "../../component/prompt"
 import type {
@@ -1936,7 +1936,7 @@ function AssistantFooter(props: { message: SessionMessageAssistant }) {
   const config = useConfig()
   const data = useData()
   const local = useLocal()
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const model = createMemo(
     () =>
       ctx
@@ -2179,7 +2179,7 @@ function RevertMessage(props: {
   }>
 }) {
   const ctx = use()
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const route = useRouteData("session")
   const client = useClient()
   const toast = useToast()
@@ -2204,13 +2204,13 @@ function RevertMessage(props: {
       marginTop={1}
       border={["left"]}
       customBorderChars={SplitBorder.customBorderChars}
-      borderColor={theme.background.default}
+      borderColor={theme.background.raised.base}
     >
       <box
         paddingTop={1}
         paddingBottom={1}
         paddingLeft={2}
-        backgroundColor={hover() ? theme.raise(theme.background.default) : theme.background.default}
+        backgroundColor={hover() ? theme.raise(theme.background.raised.base) : theme.background.raised.base}
       >
         <text fg={theme.text.subdued}>
           {props.count} message{props.count === 1 ? "" : "s"} reverted
@@ -2282,7 +2282,7 @@ function UserMessage(props: { message: SessionMessageUser }) {
     ),
   )
   const themes = useThemes()
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const mode = themes.mode
   const [hover, setHover] = createSignal(false)
   const color = createMemo(() => local.agent.color(data.session.get(ctx.sessionID)?.agent ?? "build"))
@@ -2301,7 +2301,7 @@ function UserMessage(props: { message: SessionMessageUser }) {
         border={["left"]}
         borderColor={delivery() ? theme.border.default : color()}
         customBorderChars={SplitBorder.customBorderChars}
-        backgroundColor={theme.background.default}
+        backgroundColor={theme.background.raised.base}
       >
         <SessionImages images={images()} paddingLeft={2} />
         <box
@@ -2339,7 +2339,7 @@ function UserMessage(props: { message: SessionMessageUser }) {
           paddingTop={1}
           paddingBottom={1}
           paddingLeft={2}
-          backgroundColor={hover() ? theme.raise(theme.background.default) : theme.background.default}
+          backgroundColor={hover() ? theme.raise(theme.background.raised.base) : theme.background.raised.base}
           flexShrink={0}
         >
           <text fg={theme.text.default}>{props.message.text}</text>
@@ -2351,13 +2351,13 @@ function UserMessage(props: { message: SessionMessageUser }) {
                     <span
                       style={{
                         bg: theme.hue.accent[mode() === "light" ? 700 : 200],
-                        fg: theme.background.default,
+                        fg: theme.background.raised.base,
                         bold: true,
                       }}
                     >
                       {" skill "}
                     </span>
-                    <span style={{ bg: theme.raise(theme.background.default), fg: theme.text.subdued }}>
+                    <span style={{ bg: theme.raise(theme.background.raised.base), fg: theme.text.subdued }}>
                       {` ${skill.name} `}
                     </span>
                   </text>
@@ -2375,13 +2375,13 @@ function UserMessage(props: { message: SessionMessageUser }) {
                       <span
                         style={{
                           bg: theme.hue.accent[mode() === "light" ? 700 : 200],
-                          fg: theme.background.default,
+                          fg: theme.background.raised.base,
                           bold: true,
                         }}
                       >
                         {` ${label} `}
                       </span>
-                      <span style={{ bg: theme.raise(theme.background.default), fg: theme.text.subdued }}>
+                      <span style={{ bg: theme.raise(theme.background.raised.base), fg: theme.text.subdued }}>
                         {" "}
                         {file.name ?? (file.source.type === "uri" ? file.source.uri : "attachment")}{" "}
                       </span>
@@ -2398,7 +2398,7 @@ function UserMessage(props: { message: SessionMessageUser }) {
 }
 
 function QueuedPromptDock(props: { prompts: { id: string; text: string }[]; onOpen: () => void }) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const [hover, setHover] = createSignal(false)
   const next = createMemo(() => props.prompts[0]?.text.replaceAll("\n", " "))
 
@@ -2417,7 +2417,7 @@ function QueuedPromptDock(props: { prompts: { id: string; text: string }[]; onOp
         paddingBottom={1}
         paddingLeft={2}
         paddingRight={1}
-        backgroundColor={hover() ? theme.raise(theme.background.default) : theme.background.default}
+        backgroundColor={hover() ? theme.raise(theme.background.raised.base) : theme.background.raised.base}
         flexDirection="row"
       >
         <text fg={theme.text.subdued} wrapMode="none" truncate flexGrow={1} flexShrink={1} minWidth={0}>
@@ -2758,10 +2758,11 @@ function InlineTool(props: {
   )
 }
 
-function StatusBadge(props: { children: string }) {
+function StatusBadge(props: { children: string; raised?: boolean }) {
   const theme = useTheme()
+  const background = () => (props.raised ? theme.background.raised.base : theme.background.default)
   return (
-    <text flexShrink={0} bg={theme.raise(theme.background.default)} fg={theme.text.subdued}>
+    <text flexShrink={0} bg={theme.raise(background())} fg={theme.text.subdued}>
       {" "}
       {props.children}{" "}
     </text>
@@ -2781,16 +2782,8 @@ type BlockToolProps = {
 }
 
 function BlockTool(props: BlockToolProps) {
-  const parentTheme = useTheme()
-  return (
-    <ThemeContextProvider context="elevated">
-      <BlockToolContent {...props} borderColor={parentTheme.background.default} />
-    </ThemeContextProvider>
-  )
-}
-
-function BlockToolContent(props: BlockToolProps & { borderColor: RGBA }) {
   const theme = useTheme()
+  const background = () => theme.background.raised.base
   const ctx = use()
   const renderer = useRenderer()
   const [hover, setHover] = createSignal(false)
@@ -2806,9 +2799,9 @@ function BlockToolContent(props: BlockToolProps & { borderColor: RGBA }) {
       paddingBottom={1}
       paddingLeft={2}
       gap={1}
-      backgroundColor={hover() ? theme.raise(theme.background.default) : theme.background.default}
+      backgroundColor={hover() ? theme.raise(background()) : background()}
       customBorderChars={SplitBorder.customBorderChars}
-      borderColor={props.borderColor}
+      borderColor={theme.background.default}
       onMouseOver={() => props.onClick && setHover(true)}
       onMouseOut={() => setHover(false)}
       onMouseUp={() => {
@@ -3041,7 +3034,7 @@ function ShellDisplay(props: {
           </Show>
         </Show>
         <Show when={props.background}>
-          <StatusBadge>Background</StatusBadge>
+          <StatusBadge raised>Background</StatusBadge>
         </Show>
       </box>
     </BlockTool>

packages/tui/src/routes/session/location-missing.tsx

@@ -13,7 +13,7 @@ export function SessionLocationMissing(props: { directory: string; projectID: st
 
 export function SessionLocationUnavailable(props: { directory: string; onMove: () => void }) {
   const paths = useTuiPaths()
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const directory = createMemo(() => Locale.truncateMiddle(abbreviateHome(props.directory, paths.home), 72))
 
   return (

packages/tui/src/routes/session/permission.tsx

@@ -277,7 +277,7 @@ function RejectPrompt(props: {
 }) {
   let input: TextareaRenderable
   const enabled = useInteractivity()
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const config = useConfig().data
   const dimensions = useTerminalDimensions()
   const narrow = createMemo(() => dimensions().width < 80)
@@ -314,7 +314,7 @@ function RejectPrompt(props: {
         role: "dialog",
         label: `Reject permission: ${props.action}`,
       }))}
-      backgroundColor={theme.background.default}
+      backgroundColor={theme.background.raised.base}
       border={["left"]}
       borderColor={theme.text.feedback.error.default}
       customBorderChars={SplitBorder.customBorderChars}
@@ -335,7 +335,7 @@ function RejectPrompt(props: {
         paddingLeft={2}
         paddingRight={3}
         paddingBottom={1}
-        backgroundColor={theme.raise(theme.background.default)}
+        backgroundColor={theme.raise(theme.background.raised.base)}
         justifyContent={narrow() ? "flex-start" : "space-between"}
         alignItems={narrow() ? "flex-start" : "center"}
         gap={1}
@@ -418,7 +418,7 @@ export function SessionQuestion<const T extends Record<string, string>>(props: {
   fullscreen?: boolean
   onSelect: (option: keyof T) => void
 }) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const dimensions = useTerminalDimensions()
   const keys = Object.keys(props.options) as (keyof T)[]
   const [store, setStore] = createStore({
@@ -507,7 +507,7 @@ export function SessionQuestion<const T extends Record<string, string>>(props: {
         label: props.semanticLabel ?? props.title,
         expanded: store.expanded,
       }))}
-      backgroundColor={theme.background.default}
+      backgroundColor={theme.background.raised.base}
       border={["left"]}
       borderColor={theme.background.action.primary.focused}
       customBorderChars={SplitBorder.customBorderChars}
@@ -546,7 +546,7 @@ export function SessionQuestion<const T extends Record<string, string>>(props: {
         paddingLeft={2}
         paddingRight={3}
         paddingBottom={1}
-        backgroundColor={theme.raise(theme.background.default)}
+        backgroundColor={theme.raise(theme.background.raised.base)}
         justifyContent={narrow() ? "flex-start" : "space-between"}
         alignItems={narrow() ? "flex-start" : "center"}
       >

packages/tui/src/routes/session/sidebar.tsx

@@ -12,7 +12,7 @@ import { SESSION_SIDEBAR_WIDTH } from "../../ui/layout"
 
 export function Sidebar(props: { sessionID: string; overlay?: boolean }) {
   const data = useData()
-  const theme = useTheme("elevated")
+  const theme = useTheme()
   const config = useConfig().data
   const session = createMemo(() => data.session.get(props.sessionID))
   const scrollAcceleration = createMemo(() => getScrollAcceleration(config))
@@ -20,7 +20,7 @@ export function Sidebar(props: { sessionID: string; overlay?: boolean }) {
   return (
     <Show when={session()}>
       <box
-        backgroundColor={theme.background.default}
+        backgroundColor={theme.background.raised.base}
         width={SESSION_SIDEBAR_WIDTH}
         height="100%"
         paddingTop={1}
@@ -37,7 +37,7 @@ export function Sidebar(props: { sessionID: string; overlay?: boolean }) {
               title: withTimestampedFallback(session()),
             }}
             enabled={config.animations ?? true}
-            backdrop={theme.background.default}
+            backdrop={theme.background.raised.base}
             attributes={
               data.session.title.pending(props.sessionID) && config.animations === false
                 ? TextAttributes.DIM
@@ -61,7 +61,7 @@ export function Sidebar(props: { sessionID: string; overlay?: boolean }) {
             width: 1,
             height: "100%",
             trackOptions: {
-              backgroundColor: theme.background.default,
+              backgroundColor: theme.background.raised.base,
               foregroundColor: theme.scrollbar.default,
             },
           }}

packages/tui/src/theme/component.ts

@@ -1,17 +1,12 @@
 import type { RGBA } from "@opentui/core"
 import type { Accessor } from "solid-js"
-import type { Mode, ResolvedTheme, ResolvedThemeTokens } from "@opencode/theme/tui"
+import type { ResolvedTheme, SurfaceName } from "@opencode/theme/tui"
 
-export function createComponentTheme(current: Accessor<ResolvedTheme>, mode: Accessor<Mode>) {
-  return Object.assign(createComponentThemeView(current, mode), {
-    contextual: {
-      elevated: createComponentThemeView(() => current().contextual.elevated, mode),
-      overlay: createComponentThemeView(() => current().contextual.overlay, mode),
-    },
-  })
-}
-
-export function createComponentThemeView(view: Accessor<ResolvedThemeTokens>, mode: Accessor<Mode>) {
+export function createComponentTheme(
+  view: Accessor<ResolvedTheme>,
+  // Shared across a theme's surface views so `surface()` stays absolute at the wrapper level too.
+  surfaces = new Map<SurfaceName, ComponentTheme>(),
+): ComponentTheme {
   return {
     get hue() {
       return view().hue
@@ -43,8 +38,15 @@ export function createComponentThemeView(view: Accessor<ResolvedThemeTokens>, mo
     source: (color: RGBA) => view().source(color),
     increase: (color: RGBA, amount = 1) => view().increase(color, amount),
     decrease: (color: RGBA, amount = 1) => view().decrease(color, amount),
-    raise: (color: RGBA) => (mode() === "light" ? view().increase(color) : view().decrease(color)),
+    raise: (color: RGBA) => view().raise(color),
+    surface(name: SurfaceName) {
+      const cached = surfaces.get(name)
+      if (cached) return cached
+      const created = createComponentTheme(() => view().surface(name), surfaces)
+      surfaces.set(name, created)
+      return created
+    },
   }
 }
 
-export type ComponentTheme = ReturnType<typeof createComponentTheme>
+export type ComponentTheme = ResolvedTheme

packages/tui/src/ui/dialog-alert.tsx

@@ -11,7 +11,7 @@ export type DialogAlertProps = {
 
 export function DialogAlert(props: DialogAlertProps) {
   const dialog = useDialog()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
 
   Keymap.createLayer(() => ({
     mode: "modal",

packages/tui/src/ui/dialog-confirm.tsx

@@ -19,7 +19,7 @@ export type DialogConfirmProps = {
 
 export function DialogConfirm(props: DialogConfirmProps) {
   const dialog = useDialog()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const [store, setStore] = createStore({
     active: "confirm" as "confirm" | "cancel",
   })

packages/tui/src/ui/dialog-export-options.tsx

@@ -23,8 +23,8 @@ type Active = ExportFormat | "thinking" | "tools" | "sanitize" | "copy" | "expor
 
 export function DialogExportOptions(props: DialogExportOptionsProps) {
   const dialog = useDialog()
-  const theme = useTheme("elevated")
-  const overlayTheme = useTheme("overlay")
+  const theme = useTheme().surface("dialog")
+  const overlayTheme = useTheme()
   const [store, setStore] = createStore({
     format: "markdown" as ExportFormat,
     thinking: props.defaultThinking,
@@ -247,7 +247,7 @@ export function DialogExportOptions(props: DialogExportOptionsProps) {
         <box
           paddingLeft={4}
           paddingRight={4}
-          backgroundColor={overlayTheme.background.default}
+          backgroundColor={overlayTheme.background.raised.high}
           onMouseUp={() => confirm("copy")}
         >
           <text fg={overlayTheme.text.default}>Copy</text>

packages/tui/src/ui/dialog-export-result.tsx

@@ -5,7 +5,7 @@ import { useDialog, type DialogContext } from "./dialog"
 
 export function DialogExportResult(props: { path: string; onClose?: () => void }) {
   const dialog = useDialog()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
 
   const close = () => {
     props.onClose?.()

packages/tui/src/ui/dialog-help.tsx

@@ -5,7 +5,7 @@ import { useDialog } from "./dialog"
 
 export function DialogHelp() {
   const dialog = useDialog()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const shortcuts = Keymap.useShortcuts()
 
   Keymap.createLayer(() => ({

packages/tui/src/ui/dialog-prompt.tsx

@@ -22,7 +22,7 @@ export type DialogPromptProps = {
 export function DialogPrompt(props: DialogPromptProps) {
   const dialog = useDialog()
   const renderer = useRenderer()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const shortcuts = Keymap.useShortcuts()
   const config = useConfig().data
   const [textareaTarget, setTextareaTarget] = createSignal<TextareaRenderable>()

packages/tui/src/ui/dialog-select.tsx

@@ -107,7 +107,7 @@ export function DialogSelect<T>(props: DialogSelectProps<T>) {
 
   const dialog = useDialog()
   const themes = useThemes()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const mode = themes.mode
   const config = useConfig().data
   const scrollAcceleration = createMemo(() => getScrollAcceleration(config))
@@ -843,7 +843,7 @@ function Option(props: {
   activeColor?: RGBA
   onMouseOver?: () => void
 }) {
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const text = createMemo(() => {
     if (props.active && !props.muted) return props.activeColor ?? theme.text.action.primary.focused
     if (props.muted && (props.active || props.current)) return theme.text.subdued

packages/tui/src/ui/dialog.tsx

@@ -1,7 +1,7 @@
 import { useRenderer, useTerminalDimensions } from "@opentui/solid"
 import { batch, createContext, createEffect, onCleanup, Show, useContext, type JSX, type ParentProps } from "solid-js"
 import { Keymap } from "../context/keymap"
-import { useTheme } from "../context/theme"
+import { ThemeContextProvider, useTheme } from "../context/theme"
 import { InputRenderable, MouseButton, Renderable, RGBA } from "@opentui/core"
 import { createStore } from "solid-js/store"
 import { useToast } from "./toast"
@@ -25,12 +25,13 @@ export function Dialog(
   }>,
 ) {
   const dimensions = useTerminalDimensions()
-  const theme = useTheme("elevated")
+  const theme = useTheme().surface("dialog")
   const renderer = useRenderer()
 
   let dismiss = false
   return (
-    <box
+    <ThemeContextProvider context="dialog">
+      <box
       onMouseDown={() => {
         dismiss = !!renderer.getSelection()
       }}
@@ -67,7 +68,8 @@ export function Dialog(
       >
         {props.children}
       </box>
-    </box>
+      </box>
+    </ThemeContextProvider>
   )
 }
 

packages/tui/src/ui/pane-resize-handle.tsx

@@ -6,7 +6,7 @@ export function PaneResizeHandle(props: {
   left: number
   highlight?: "left" | "right"
 }) {
-  const theme = useTheme("elevated")
+  const theme = useTheme()
 
   return (
     <box
@@ -25,7 +25,7 @@ export function PaneResizeHandle(props: {
         height="100%"
         marginLeft={props.highlight === "right" ? 1 : 0}
         backgroundColor={
-          props.resize.hovered() || props.resize.resizing() ? theme.background.action.primary.hovered : undefined
+          props.resize.hovered() || props.resize.resizing() ? theme.background.raised.high : undefined
         }
       />
     </box>

packages/tui/src/ui/toast.tsx

@@ -22,7 +22,7 @@ function ToastSurface(props: {
   onHover?: (hovered: boolean) => void
   onActivate: () => void
 }) {
-  const theme = useTheme("overlay")
+  const theme = useTheme()
   const dimensions = useTerminalDimensions()
   const renderer = useRenderer()
   const [hovered, setHovered] = createSignal(false)
@@ -66,7 +66,7 @@ function ToastSurface(props: {
         paddingRight={2}
         paddingTop={1}
         paddingBottom={1}
-        backgroundColor={theme.background.default}
+        backgroundColor={theme.background.raised.high}
       >
         <Show
           when={props.toast.title}

packages/tui/test/cli/tui/theme-mode.test.tsx

@@ -2,8 +2,6 @@
 import { testRender } from "@opentui/solid"
 import { expect, test } from "bun:test"
 import { RGBA } from "@opentui/core"
-import { createSignal } from "solid-js"
-import { DEFAULT_THEME, selectTheme } from "@opencode/theme/tui"
 import { createTuiResolvedConfig } from "../../fixture/tui-runtime"
 import { DEFAULT_THEMES } from "../../../src/theme"
 import { ConfigProvider } from "../../../src/config"
@@ -121,29 +119,21 @@ test.each([
   }
 })
 
-test("contextual hooks resolve overrides and fall back to a standalone theme's base view", async () => {
-  const standalone = {
-    version: 2,
-    standalone: true,
-    dark: {
-      hue: selectTheme(DEFAULT_THEME, "dark").hue,
-      "@context:elevated": { text: { default: "#abcdef" } },
-    },
-  } as const
+test("dialog surfaces are absolute and can be inherited through the theme context", async () => {
   let themes: ReturnType<typeof useThemes> | undefined
   let theme: ReturnType<typeof useTheme> | undefined
-  let explicit: ReturnType<typeof useTheme> | undefined
+  let contextual: ReturnType<typeof useTheme> | undefined
 
   function ContextProbe() {
-    theme = useTheme()
-    explicit = useTheme("elevated")
-    return <text>{theme.text.default.toString()}</text>
+    contextual = useTheme()
+    return <text>{contextual.text.default.toString()}</text>
   }
 
   function Probe() {
     themes = useThemes()
+    theme = useTheme()
     return (
-      <ThemeContextProvider context="elevated">
+      <ThemeContextProvider context="dialog">
         <ContextProbe />
       </ThemeContextProvider>
     )
@@ -151,8 +141,8 @@ test("contextual hooks resolve overrides and fall back to a standalone theme's b
 
   const app = await testRender(
     () => (
-      <ConfigProvider config={createTuiResolvedConfig({ theme: { name: "standalone", mode: "dark" } })}>
-        <ThemeProvider mode="dark" source={{ discover: () => Promise.resolve({ standalone }) }}>
+      <ConfigProvider config={createTuiResolvedConfig({ theme: { name: "opencode", mode: "dark" } })}>
+        <ThemeProvider mode="dark" source={{ discover: async () => ({}) }}>
           <Probe />
         </ThemeProvider>
       </ConfigProvider>
@@ -163,62 +153,15 @@ test("contextual hooks resolve overrides and fall back to a standalone theme's b
 
   try {
     await wait(() => themes?.ready === true)
-    if (!themes) throw new Error("Theme provider is not mounted")
-    if (!theme) throw new Error("Contextual theme is not mounted")
-    if (!explicit) throw new Error("Explicit contextual theme is not mounted")
-    expect(theme.text.default.equals(RGBA.fromHex("#abcdef"))).toBeTrue()
-    expect(theme.text.default).toBe(explicit.text.default)
-    expect(theme.text.default).toBe(themes.current.contextual.elevated.text.default)
-    expect(themes.current.contextual.overlay.background.default).toBe(themes.current.background.default)
+    if (!themes || !theme || !contextual) throw new Error("Theme provider is not mounted")
+    const dialog = theme.surface("dialog")
+    expect(theme.surface("dialog")).toBe(dialog)
+    expect(dialog.surface("dialog")).toBe(dialog)
+    expect(dialog.background.default).toBe(themes.currentTokens().background.raised.base)
+    expect(contextual.background.default).toBe(dialog.background.default)
+    expect(contextual.text.default).toBe(dialog.text.default)
+    expect(dialog.raise(dialog.background.raised.base)).toBe(themes.currentTokens().hue.neutral[600])
   } finally {
     app.renderer.destroy()
   }
 })
-
-test.each(["dark", "light"] as const)(
-  "reactive %s theme contexts change without remounting their contents",
-  async (mode) => {
-    const [context, setContext] = createSignal<"elevated" | undefined>("elevated")
-    const [parent, setParent] = createSignal<"overlay" | undefined>()
-    let theme: ReturnType<typeof useTheme> | undefined
-    let themes: ReturnType<typeof useThemes> | undefined
-    let mounts = 0
-    function Probe() {
-      mounts++
-      theme = useTheme()
-      themes = useThemes()
-      return <text fg={theme.text.default}>probe</text>
-    }
-    const app = await testRender(() => (
-      <ConfigProvider config={createTuiResolvedConfig({ theme: { name: "opencode", mode } })}>
-        <ThemeProvider mode={mode} source={{ discover: async () => ({}) }}>
-          <ThemeContextProvider context={parent()}>
-            <ThemeContextProvider context={context()}>
-              <Probe />
-            </ThemeContextProvider>
-          </ThemeContextProvider>
-        </ThemeProvider>
-      </ConfigProvider>
-    ))
-    app.renderer.start()
-    try {
-      await wait(() => themes?.ready === true)
-      if (!theme || !themes) throw new Error("Theme provider is not mounted")
-      const view = theme
-      expect(view.background.default).toBe(themes.current.contextual.elevated.background.default)
-      setContext(undefined)
-      await app.flush()
-      expect(view.background.default).toBe(themes.current.background.default)
-      setParent("overlay")
-      await app.flush()
-      expect(view.background.default).toBe(themes.current.contextual.overlay.background.default)
-      setContext("elevated")
-      await app.flush()
-      expect(view.text.default).toBe(themes.current.contextual.elevated.text.default)
-      expect(theme).toBe(view)
-      expect(mounts).toBe(1)
-    } finally {
-      app.renderer.destroy()
-    }
-  },
-)

packages/tui/test/component/session-tabs-status.test.tsx

@@ -38,7 +38,7 @@ for (const orientation of ["horizontal", "vertical"] as const) {
     let theme!: ReturnType<typeof useTheme>
     function Colors() {
       config = useConfig()
-      theme = orientation === "vertical" ? useTheme("elevated") : useTheme()
+      theme = orientation === "vertical" ? useTheme() : useTheme()
       return null
     }
     const controller = {