feat(tui): delete current session (#39750)

Co-authored-by: James Long <17031+jlongster@users.noreply.github.com>

packages/ai/src/providers/xai.ts

@@ -1,38 +1,62 @@
 import { AuthOptions, type ProviderAuthOption } from "../route/auth-options"
-import type { RouteDefaultsInput } from "../route/client"
-import { HttpOptions, ProviderID, type ModelID } from "../schema"
+import { Route, type RouteDefaultsInput } from "../route/client"
+import { Endpoint } from "../route/endpoint"
+import { HttpOptions, ProviderID, type ModelID, type ProviderOptions } from "../schema"
 import * as OpenAICompatibleProfiles from "./openai-compatible-profile"
 import * as OpenAICompatibleChat from "../protocols/openai-compatible-chat"
+import * as OpenAIChat from "../protocols/openai-chat"
 import * as OpenAIResponses from "../protocols/openai-responses"
 import { XAIImages } from "../protocols/xai-images"
-import type { OpenAIProviderOptionsInput } from "./openai-options"
+import type { OpenAIOptionsInput } from "./openai-options"
 import type { ProviderPackage } from "../provider-package"
 
 export const id = ProviderID.make("xai")
 
+export type XAIProviderOptionsInput = ProviderOptions & {
+  readonly xai?: OpenAIOptionsInput
+}
+
 export type ModelOptions = Omit<RouteDefaultsInput, "providerOptions"> &
   ProviderAuthOption<"optional"> & {
     readonly baseURL?: string
-    readonly providerOptions?: OpenAIProviderOptionsInput
+    readonly providerOptions?: XAIProviderOptionsInput
   }
 
 export interface Settings extends ProviderPackage.Settings {
   readonly apiKey?: string
   readonly baseURL?: string
-  readonly providerOptions?: OpenAIProviderOptionsInput
+  readonly providerOptions?: XAIProviderOptionsInput
 }
 
 export type { XAIImageOptions } from "../protocols/xai-images"
 
-export const routes = [OpenAIResponses.route, OpenAICompatibleChat.route]
+const responsesRoute = Route.make({
+  id: "openai-responses",
+  provider: id,
+  providerMetadataKey: "xai",
+  protocol: OpenAIResponses.protocol,
+  endpoint: Endpoint.path("/responses", { baseURL: OpenAICompatibleProfiles.profiles.xai.baseURL }),
+  transport: OpenAIResponses.httpTransport,
+  defaults: { providerOptions: { xai: { store: false } } },
+})
+
+const chatRoute = Route.make({
+  id: "openai-compatible-chat",
+  provider: id,
+  providerMetadataKey: "xai",
+  protocol: OpenAIChat.protocol,
+  endpoint: Endpoint.path("/chat/completions", { baseURL: OpenAICompatibleProfiles.profiles.xai.baseURL }),
+  transport: OpenAICompatibleChat.route.transport,
+})
+
+export const routes = [responsesRoute, chatRoute]
 
 const auth = (options: ProviderAuthOption<"optional">) => AuthOptions.bearer(options, "XAI_API_KEY")
 
 const configuredResponsesRoute = (input: ModelOptions) => {
   const { apiKey: _, auth: _auth, baseURL, ...rest } = input
-  return OpenAIResponses.route.with({
+  return responsesRoute.with({
     ...rest,
-    provider: id,
     endpoint: { baseURL: baseURL ?? OpenAICompatibleProfiles.profiles.xai.baseURL },
     auth: auth(input),
   })
@@ -40,9 +64,8 @@ const configuredResponsesRoute = (input: ModelOptions) => {
 
 const configuredChatRoute = (input: ModelOptions) => {
   const { apiKey: _, auth: _auth, baseURL, ...rest } = input
-  return OpenAICompatibleChat.route.with({
+  return chatRoute.with({
     ...rest,
-    provider: id,
     endpoint: { baseURL: baseURL ?? OpenAICompatibleProfiles.profiles.xai.baseURL },
     auth: auth(input),
   })
@@ -51,8 +74,8 @@ const configuredChatRoute = (input: ModelOptions) => {
 export const configure = (input: ModelOptions = {}) => {
   const responsesRoute = configuredResponsesRoute(input)
   const chatRoute = configuredChatRoute(input)
-  const responses = (modelID: string | ModelID) => responsesRoute.model<OpenAIProviderOptionsInput>({ id: modelID })
-  const chat = (modelID: string | ModelID) => chatRoute.model<OpenAIProviderOptionsInput>({ id: modelID })
+  const responses = (modelID: string | ModelID) => responsesRoute.model<XAIProviderOptionsInput>({ id: modelID })
+  const chat = (modelID: string | ModelID) => chatRoute.model<XAIProviderOptionsInput>({ id: modelID })
   const image = (modelID: string | ModelID) =>
     XAIImages.model({
       id: modelID,
@@ -72,7 +95,7 @@ export const configure = (input: ModelOptions = {}) => {
 }
 
 export const provider = configure()
-export const model: ProviderPackage.Definition<Settings, OpenAIProviderOptionsInput>["model"] = (modelID, settings) =>
+export const model: ProviderPackage.Definition<Settings, XAIProviderOptionsInput>["model"] = (modelID, settings) =>
   configure({
     apiKey: settings.apiKey,
     baseURL: settings.baseURL,

packages/ai/test/provider-options/xai.types.ts

@@ -3,11 +3,11 @@ import { XAI } from "../../src/providers"
 
 const model = XAI.provider.model("grok-4")
 
-LLM.request({ model, prompt: "Hello", providerOptions: { openai: { reasoningEffort: "high" } } })
+LLM.request({ model, prompt: "Hello", providerOptions: { xai: { reasoningEffort: "high" } } })
 
 LLM.request({
   model,
   prompt: "Hello",
   // @ts-expect-error xAI's OpenAI-compatible reasoning effort must be a string.
-  providerOptions: { openai: { reasoningEffort: true } },
+  providerOptions: { xai: { reasoningEffort: true } },
 })

packages/ai/test/provider-package.test.ts

@@ -47,7 +47,7 @@ describe("provider package entrypoints", () => {
     })
     const xai = XAI.model("grok-4", {
       ...settings,
-      providerOptions: { openai: { reasoningEffort: "high" } },
+      providerOptions: { xai: { reasoningEffort: "high" } },
     })
 
     for (const selected of [openrouter, xai]) {
@@ -57,7 +57,7 @@ describe("provider package entrypoints", () => {
       expect(selected.route.defaults.limits).toEqual(settings.limits)
     }
     expect(openrouter.route.defaults.providerOptions).toEqual({ openrouter: { usage: true } })
-    expect(xai.route.defaults.providerOptions).toEqual({ openai: { reasoningEffort: "high", store: false } })
+    expect(xai.route.defaults.providerOptions).toMatchObject({ xai: { reasoningEffort: "high", store: false } })
   })
 
   test("maps package settings onto the executable model", () => {

packages/core/src/git.ts

@@ -201,7 +201,7 @@ const layer = Layer.effect(
       locks.withLock(repository.gitDirectory)(effect)
 
     const discover = Effect.fn("Git.repo.discover")(function* (input: AbsolutePath) {
-      const dotgit = yield* fs.up({ targets: [".git"], start: input }).pipe(
+      const dotgit = yield* fs.up({ targets: [".git"], start: input, mode: "first" }).pipe(
         Effect.map((matches) => matches[0]),
         Effect.catch(() => Effect.succeed(undefined)),
       )

packages/core/src/model-resolver.ts

@@ -182,7 +182,8 @@ export const fromCatalogModel = (
         .model({ id: resolved.modelID ?? resolved.id, compatibility: resolved.compatibility }),
     )
   }
-  if (Provider.isAISDK(resolved.package)) {
+  const native = Provider.isAISDK(resolved.package) ? nativePackage(packageName) : resolved.package
+  if (Provider.isAISDK(resolved.package) && !native) {
     if (!dependencies?.loadAISDK) return Effect.fail(unsupported(resolved))
     const runtime = produce(resolved, (draft) => {
       draft.settings = Provider.mergeOverlay(draft.settings, {
@@ -193,20 +194,22 @@ export const fromCatalogModel = (
     })
     return dependencies.loadAISDK(runtime).pipe(Effect.mapError(() => unsupported(resolved)))
   }
-  if (!resolved.package) return Effect.fail(unsupported(resolved))
+  if (!native) return Effect.fail(unsupported(resolved))
 
-  const specifier = resolved.package
+  const specifier = native
   return Effect.gen(function* () {
     const module = yield* (dependencies?.loadPackage ?? Provider.loadPackage)(specifier).pipe(
       Effect.mapError(() => unsupported(resolved)),
     )
     const configured = { ...resolved.settings, ...credential?.metadata }
+    const providerOptions = nativeProviderOptions(packageName, configured)
     const settings = {
       ...(credential ? withoutNativeAuthSettings(configured) : configured),
       ...nativeCredentialSettings(specifier, credential),
       headers: resolved.headers,
       body: resolved.body,
       limits: { context: resolved.limit.context, output: resolved.limit.output },
+      ...(providerOptions ? { providerOptions } : {}),
     }
     return yield* Effect.try({
       try: () => {
@@ -223,6 +226,26 @@ export const fromCatalogModel = (
   })
 }
 
+const nativePackage = (packageName: string | undefined) => {
+  if (packageName === "@ai-sdk/google") return "@opencode-ai/ai/providers/google"
+  if (packageName === "@openrouter/ai-sdk-provider") return "@opencode-ai/ai/providers/openrouter"
+  if (packageName === "@ai-sdk/xai") return "@opencode-ai/ai/providers/xai"
+  return undefined
+}
+
+const nativeProviderOptions = (packageName: string | undefined, settings: Readonly<Record<string, unknown>>) => {
+  const values = Object.fromEntries(
+    Object.entries(settings).filter(
+      ([key]) => !["apiKey", "authToken", "baseURL", "chunkTimeout", "fetch", "timeout"].includes(key),
+    ),
+  )
+  if (Object.keys(values).length === 0) return undefined
+  if (packageName === "@ai-sdk/google") return { gemini: values }
+  if (packageName === "@openrouter/ai-sdk-provider") return { openrouter: values }
+  if (packageName === "@ai-sdk/xai") return { xai: values }
+  return undefined
+}
+
 const isNativeOpenAI = (packageName: string | undefined) =>
   packageName === "@opencode-ai/ai/providers/openai" ||
   packageName?.startsWith("@opencode-ai/ai/providers/openai/") === true

packages/core/src/plugin/agent.ts

@@ -11,8 +11,6 @@ import { Permission } from "../permission"
 // Combined output files written by the Shell service, e.g. `<data>/shell/<projectID>/<shellID>.out`.
 // Whitelisted so agents can read a command's full captured output without an external-directory prompt.
 const SHELL_OUTPUT_GLOB = path.join(Global.Path.data, "shell", "*", "*")
-const BUILD_SYSTEM =
-  "You are an AI coding agent. Help the user accomplish software engineering tasks by inspecting the workspace, making targeted changes, and using tools according to the configured permissions."
 
 const PROMPT_EXPLORE = `You are a file search specialist. You excel at thoroughly navigating and exploring codebases.
 

packages/core/src/project.ts

@@ -49,7 +49,7 @@ export const root = Effect.fn("Project.root")(function* (
   fs: FSUtil.Interface,
   input: AbsolutePath,
 ) {
-  return yield* fs.up({ targets: [".git", ".hg"], start: input }).pipe(
+  return yield* fs.up({ targets: [".git", ".hg"], start: input, mode: "first" }).pipe(
     Effect.map((matches) => matches[0] ? AbsolutePath.make(path.dirname(matches[0])) : undefined),
     Effect.catch(() => Effect.succeed(undefined)),
   )
@@ -224,7 +224,7 @@ const layer = Layer.effect(
     })
 
     const hgDiscover = Effect.fnUntraced(function* (input: AbsolutePath) {
-      const dotHg = yield* fs.up({ targets: [".hg"], start: input }).pipe(
+      const dotHg = yield* fs.up({ targets: [".hg"], start: input, mode: "first" }).pipe(
         Effect.map((matches) => matches[0]),
         Effect.catch(() => Effect.succeed(undefined)),
       )
@@ -246,12 +246,13 @@ const layer = Layer.effect(
       if (repo) {
         const previous = yield* cached(repo.commonDirectory)
         const id = (yield* remote(repo)) ?? previous ?? (yield* root(repo))
-        const canonical = yield* git.worktree
-          .list(repo)
-          .pipe(
-            Effect.map((items) => items.find((item) => item.kind === "main")?.directory ?? repo.worktree),
-            Effect.catch(() => Effect.succeed(repo.worktree)),
-          )
+        const canonical =
+          repo.gitDirectory === repo.commonDirectory
+            ? repo.worktree
+            : yield* git.worktree.list(repo).pipe(
+                Effect.map((items) => items.find((item) => item.kind === "main")?.directory ?? repo.worktree),
+                Effect.catch(() => Effect.succeed(repo.worktree)),
+              )
         return yield* persist({
           previous,
           id: id ?? ID.global,

packages/core/src/session/projector.ts

@@ -657,6 +657,12 @@ const layer = Layer.effectDiscard(
           input: event.data.input,
           timeCreated: event.created,
         })
+        yield* db
+          .update(SessionTable)
+          .set({ time_updated: DateTime.toEpochMillis(event.created) })
+          .where(eq(SessionTable.id, event.data.sessionID))
+          .run()
+          .pipe(Effect.orDie)
       }),
     )
     yield* bus.project(SessionEvent.Compaction.Admitted, (event) =>

packages/core/test/filesystem/filesystem.test.ts

@@ -1,5 +1,5 @@
 import { describe, test, expect } from "bun:test"
-import { Effect, FileSystem } from "effect"
+import { Effect, FileSystem, Layer } from "effect"
 import { LayerNodePlatform } from "@opencode-ai/util/effect/app-node-platform"
 import { LayerNode } from "@opencode-ai/util/effect/layer-node"
 import { FSUtil } from "@opencode-ai/util/fs-util"
@@ -267,6 +267,33 @@ describe("FSUtil", () => {
         expect(result).toContain(path.join(tmp, "b.txt"))
       }),
     )
+
+    it(
+      "stops at the first match when requested",
+      Effect.gen(function* () {
+        const filesys = yield* FileSystem.FileSystem
+        const tmp = yield* filesys.makeTempDirectoryScoped()
+        yield* filesys.writeFileString(path.join(tmp, "marker"), "root")
+        const child = path.join(tmp, "sub")
+        yield* filesys.makeDirectory(child)
+        yield* filesys.writeFileString(path.join(child, "marker"), "child")
+        const checked: string[] = []
+        const instrumented = FileSystem.FileSystem.of({
+          ...filesys,
+          exists: (target) => Effect.sync(() => checked.push(target)).pipe(Effect.andThen(filesys.exists(target))),
+        })
+        const search = yield* FSUtil.Service.pipe(
+          Effect.provide(
+            FSUtil.layer.pipe(Layer.fresh, Layer.provide(Layer.succeed(FileSystem.FileSystem, instrumented))),
+          ),
+        )
+
+        expect(yield* search.up({ targets: ["marker", "other"], start: child, mode: "first" })).toEqual([
+          path.join(child, "marker"),
+        ])
+        expect(checked).toEqual([path.join(child, "marker")])
+      }),
+    )
   })
 
   describe("glob", () => {

packages/core/test/generate.test.ts

@@ -15,7 +15,7 @@ import { testEffect } from "./lib/effect"
 
 const selected = Info.make({
   ...Info.default(Provider.ID.make("test-provider"), ID.make("gemini")),
-  package: Provider.aisdk("@ai-sdk/google"),
+  package: Provider.aisdk("@ai-sdk/mistral"),
 })
 const runtime = Model.make({ id: "gemini", provider: "test-provider", route: OpenAIChat.route })
 

packages/core/test/mcp.test.ts

@@ -1,6 +1,7 @@
 import path from "node:path"
 import { describe, expect, test } from "bun:test"
 import { Client } from "@modelcontextprotocol/sdk/client/index.js"
+import { StreamableHTTPClientTransport } from "@modelcontextprotocol/sdk/client/streamableHttp.js"
 import { InMemoryTransport } from "@modelcontextprotocol/sdk/inMemory.js"
 import { Server } from "@modelcontextprotocol/sdk/server/index.js"
 import { WebStandardStreamableHTTPServerTransport } from "@modelcontextprotocol/sdk/server/webStandardStreamableHttp.js"
@@ -559,6 +560,42 @@ test("lists, reads, and reports MCP resource changes", async () => {
   )
 })
 
+test("does not reconnect an SSE stream after a JSON-RPC error response", async () => {
+  let requests = 0
+  const transport = new StreamableHTTPClientTransport(new URL("http://mcp.invalid"), {
+    fetch: async () => {
+      requests += 1
+      return new Response(
+        new ReadableStream({
+          start(controller) {
+            controller.enqueue(new TextEncoder().encode("id: prime\nretry: 1\ndata:\n\n"))
+            controller.enqueue(
+              new TextEncoder().encode(
+                'id: error\ndata: {"jsonrpc":"2.0","error":{"code":-32601,"message":"Method not found"},"id":1}\n\n',
+              ),
+            )
+            controller.close()
+          },
+        }),
+        { status: 200, headers: { "content-type": "text/event-stream" } },
+      )
+    },
+    reconnectionOptions: {
+      initialReconnectionDelay: 1,
+      maxReconnectionDelay: 1,
+      reconnectionDelayGrowFactor: 1,
+      maxRetries: 2,
+    },
+  })
+
+  await transport.start()
+  await transport.send({ jsonrpc: "2.0", method: "resources/list", id: 1 })
+  await Bun.sleep(25)
+  await transport.close()
+
+  expect(requests).toBe(1)
+})
+
 test("skips MCP resource requests when the capability is absent", async () => {
   await Effect.runPromise(
     Effect.scoped(

packages/core/test/model-resolver.test.ts

@@ -546,6 +546,76 @@ describe("ModelResolver", () => {
     }),
   )
 
+  it.effect("routes supported AISDK catalog packages through native provider packages", () =>
+    Effect.gen(function* () {
+      const native = yield* ModelResolver.fromCatalogModel(model(Provider.aisdk("@ai-sdk/openai")))
+      const packages = [
+        ["@ai-sdk/google", "@opencode-ai/ai/providers/google", "gemini"],
+        ["@openrouter/ai-sdk-provider", "@opencode-ai/ai/providers/openrouter", "openrouter"],
+        ["@ai-sdk/xai", "@opencode-ai/ai/providers/xai", "xai"],
+      ] as const
+
+      yield* Effect.forEach(packages, ([catalogPackage, nativePackage, optionKey]) =>
+        ModelResolver.fromCatalogModel(
+          model(Provider.aisdk(catalogPackage), {
+            modelID: "api-model",
+            settings: { baseURL: "https://provider.example/v1", reasoningEffort: "high" },
+            headers: { "x-provider": "header" },
+            body: { custom: true },
+          }),
+          Credential.Key.make({ type: "key", key: "secret" }),
+          {
+            loadPackage: (specifier) => {
+              expect(specifier).toBe(nativePackage)
+              return Effect.succeed({
+                model: (modelID, settings) => {
+                  expect(modelID).toBe("api-model")
+                  expect(settings).toMatchObject({
+                    apiKey: "secret",
+                    baseURL: "https://provider.example/v1",
+                    headers: { "x-provider": "header" },
+                    body: { custom: true },
+                    limits: { context: 100, output: 20 },
+                    providerOptions: { [optionKey]: { reasoningEffort: "high" } },
+                  })
+                  return Model.make({ id: modelID, provider: "native-provider", route: native.route })
+                },
+              })
+            },
+            loadAISDK: () => Effect.die("AI SDK loader should not be called"),
+          },
+        ),
+      )
+    }),
+  )
+
+  it.effect("loads supported AISDK catalog packages as native routes", () =>
+    Effect.gen(function* () {
+      const google = yield* ModelResolver.fromCatalogModel(
+        model(Provider.aisdk("@ai-sdk/google"), { settings: { thinkingConfig: { thinkingBudget: 1_024 } } }),
+      )
+      const openrouter = yield* ModelResolver.fromCatalogModel(
+        model(Provider.aisdk("@openrouter/ai-sdk-provider"), {
+          settings: { reasoning: { effort: "high" } },
+        }),
+      )
+      const xai = yield* ModelResolver.fromCatalogModel(
+        model(Provider.aisdk("@ai-sdk/xai"), { settings: { reasoningEffort: "high" } }),
+      )
+
+      expect(google.route.id).toBe("gemini")
+      expect(google.route.defaults.providerOptions).toEqual({
+        gemini: { thinkingConfig: { thinkingBudget: 1_024 } },
+      })
+      expect(openrouter.route.id).toBe("openrouter")
+      expect(openrouter.route.defaults.providerOptions).toEqual({ openrouter: { reasoning: { effort: "high" } } })
+      expect(xai.route.id).toBe("openai-responses")
+      expect(xai.route.defaults.providerOptions).toEqual({
+        xai: { reasoningEffort: "high", store: false },
+      })
+    }),
+  )
+
   it.effect("loads arbitrary AISDK packages through the injected AISDK loader", () =>
     Effect.gen(function* () {
       const native = yield* ModelResolver.fromCatalogModel(
@@ -554,8 +624,8 @@ describe("ModelResolver", () => {
         }),
       )
       const resolved = yield* ModelResolver.fromCatalogModel(
-        model(Provider.aisdk("@ai-sdk/google"), {
-          modelID: "gemini-api-model",
+        model(Provider.aisdk("@ai-sdk/mistral"), {
+          modelID: "mistral-api-model",
           settings: { project: "test" },
           headers: { "x-aisdk": "header" },
           body: { custom: true },
@@ -566,9 +636,9 @@ describe("ModelResolver", () => {
             Effect.sync(() => {
               expect(runtime).toMatchObject({
                 id: "test-model",
-                modelID: "gemini-api-model",
+                modelID: "mistral-api-model",
                 providerID: "test-provider",
-                package: Provider.aisdk("@ai-sdk/google"),
+                package: Provider.aisdk("@ai-sdk/mistral"),
                 settings: { project: "test", apiKey: "fallback-secret" },
                 headers: { "x-aisdk": "header" },
                 body: { custom: true },
@@ -582,15 +652,15 @@ describe("ModelResolver", () => {
         },
       )
 
-      expect(resolved).toMatchObject({ id: "gemini-api-model", provider: "test-provider" })
+      expect(resolved).toMatchObject({ id: "mistral-api-model", provider: "test-provider" })
     }),
   )
 
   it.effect("rejects AISDK packages without an available loader", () =>
     Effect.gen(function* () {
       const failure = yield* ModelResolver.fromCatalogModel(
-        model(Provider.aisdk("@ai-sdk/google"), {
-          settings: { baseURL: "https://google.example/v1" },
+        model(Provider.aisdk("@ai-sdk/mistral"), {
+          settings: { baseURL: "https://mistral.example/v1" },
         }),
       ).pipe(Effect.flip)
 
@@ -598,9 +668,9 @@ describe("ModelResolver", () => {
         _tag: "SessionRunnerModel.UnsupportedPackageError",
         providerID: "test-provider",
         modelID: "test-model",
-        package: "aisdk:@ai-sdk/google",
+        package: "aisdk:@ai-sdk/mistral",
       })
-      expect(failure.message).toBe("Unsupported package for test-provider/test-model: aisdk:@ai-sdk/google")
+      expect(failure.message).toBe("Unsupported package for test-provider/test-model: aisdk:@ai-sdk/mistral")
     }),
   )
 
@@ -612,8 +682,8 @@ describe("ModelResolver", () => {
         }),
       )
       yield* ModelResolver.fromCatalogModel(
-        model(Provider.aisdk("@ai-sdk/google"), {
-          settings: { apiKey: "", baseURL: "https://google.example/v1" },
+        model(Provider.aisdk("@ai-sdk/mistral"), {
+          settings: { apiKey: "", baseURL: "https://mistral.example/v1" },
         }),
         undefined,
         {

packages/core/test/project.test.ts

@@ -143,6 +143,7 @@ describe("Project.resolve", () => {
 
       expect(result.id).toBe(Project.ID.make(yield* Effect.promise(() => rootCommit(tmp.path))))
       expect(result.directory).toBe(yield* real(tmp.path))
+      expect(result.canonical).toBe(result.directory)
       expect(result.previous).toBeUndefined()
       expect(result.vcs?.type).toBe("git")
     }),

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

@@ -171,6 +171,30 @@ describe("Session.create", () => {
     }),
   )
 
+  it.effect("orders sessions by their latest prompt", () =>
+    Effect.gen(function* () {
+      const session = yield* Session.Service
+      const { db } = yield* Database.Service
+      const active = yield* session.create({ location, title: "active" })
+      const newer = yield* session.create({ location, title: "newer" })
+
+      yield* db
+        .update(SessionTable)
+        .set({ time_created: -2, time_updated: -2 })
+        .where(eq(SessionTable.id, active.id))
+        .run()
+      yield* db
+        .update(SessionTable)
+        .set({ time_created: -1, time_updated: -1 })
+        .where(eq(SessionTable.id, newer.id))
+        .run()
+
+      yield* session.prompt({ sessionID: active.id, text: "continue", resume: false })
+
+      expect((yield* session.list()).data.map((item) => item.id)).toEqual([active.id, newer.id])
+    }),
+  )
+
   it.effect("filters direct child sessions by parent ID", () =>
     Effect.gen(function* () {
       const session = yield* Session.Service

packages/simulation/src/frontend/renderer.ts

@@ -41,6 +41,7 @@ export const create = Effect.fn("SimulationRenderer.create")(function* (
         ...options,
         width: cols,
         height: rows,
+        kittyKeyboard: Boolean(options.useKittyKeyboard),
         ...(recording
           ? {
               stdout: recording as unknown as NodeJS.WriteStream,

packages/simulation/test/actions.test.ts

@@ -43,6 +43,25 @@ test("normalizes named keys for OpenTUI", async () => {
   ])
 })
 
+test("headless input mirrors the configured kitty keyboard protocol", async () => {
+  await Effect.runPromise(
+    Effect.scoped(
+      Effect.gen(function* () {
+        const renderer = yield* SimulationRenderer.create({ useKittyKeyboard: {} })
+        const harness = createHarness(renderer)
+        let key: { readonly name: string; readonly source: string } | undefined
+        renderer.keyInput.once("keypress", (event) => {
+          key = event
+        })
+
+        yield* execute(harness, { type: "ui.press", key: "escape" })
+
+        expect(key).toMatchObject({ name: "escape", source: "kitty" })
+      }),
+    ),
+  )
+})
+
 test("clicks a target at relative coordinates through descendant text", async () => {
   await Effect.runPromise(
     Effect.scoped(

packages/tui/src/app.tsx

@@ -105,6 +105,7 @@ const sessionTabBindingCommands = [
   "session.tab.next_unread",
   "session.tab.previous_unread",
   "session.tab.close",
+  "session.tab.reopen",
   "session.tab.select.1",
   "session.tab.select.2",
   "session.tab.select.3",
@@ -668,7 +669,7 @@ function App(props: { pair?: DialogPairCredentials }) {
       })),
       {
         name: "session.tab.next",
-        title: "Next open session tab",
+        title: "Next tab",
         category: "Session",
         palette: undefined,
         enabled: sessionTabs.enabled,
@@ -676,7 +677,7 @@ function App(props: { pair?: DialogPairCredentials }) {
       },
       {
         name: "session.tab.previous",
-        title: "Previous open session tab",
+        title: "Previous tab",
         category: "Session",
         palette: undefined,
         enabled: sessionTabs.enabled,
@@ -684,7 +685,7 @@ function App(props: { pair?: DialogPairCredentials }) {
       },
       {
         name: "session.tab.history.back",
-        title: "Back in session tab history",
+        title: "Back in tab history",
         category: "Session",
         palette: undefined,
         enabled: sessionTabs.enabled,
@@ -692,7 +693,7 @@ function App(props: { pair?: DialogPairCredentials }) {
       },
       {
         name: "session.tab.history.forward",
-        title: "Forward in session tab history",
+        title: "Forward in tab history",
         category: "Session",
         palette: undefined,
         enabled: sessionTabs.enabled,
@@ -700,7 +701,7 @@ function App(props: { pair?: DialogPairCredentials }) {
       },
       {
         name: "session.tab.next_unread",
-        title: "Next unread session tab",
+        title: "Next unread tab",
         category: "Session",
         palette: undefined,
         enabled: sessionTabs.enabled,
@@ -708,7 +709,7 @@ function App(props: { pair?: DialogPairCredentials }) {
       },
       {
         name: "session.tab.previous_unread",
-        title: "Previous unread session tab",
+        title: "Previous unread tab",
         category: "Session",
         palette: undefined,
         enabled: sessionTabs.enabled,
@@ -716,14 +717,21 @@ function App(props: { pair?: DialogPairCredentials }) {
       },
       {
         name: "session.tab.close",
-        title: "Close current session tab",
+        title: "Close tab",
         category: "Session",
         enabled: sessionTabs.enabled,
         run: () => sessionTabs.close(),
       },
+      {
+        name: "session.tab.reopen",
+        title: "Reopen closed tab",
+        category: "Session",
+        enabled: sessionTabs.enabled,
+        run: () => sessionTabs.reopen(),
+      },
       ...Array.from({ length: 9 }, (_, i) => ({
         name: `session.tab.select.${i + 1}`,
-        title: `Switch to session tab ${i + 1}`,
+        title: `Switch to tab ${i + 1}`,
         category: "Session",
         palette: undefined,
         enabled: sessionTabs.enabled,
@@ -1219,7 +1227,13 @@ function App(props: { pair?: DialogPairCredentials }) {
         <box flexGrow={1} minWidth={0} flexDirection="column">
           <Show when={plugins.ready()}>
             <box flexGrow={1} minHeight={0} flexDirection="column">
-              <Show when={sessionTabs.enabled() && sessionTabs.tabs().length > 0 && route.data.type !== "plugin"}>
+              <Show
+                when={
+                  sessionTabs.enabled() &&
+                  (sessionTabs.tabs().length > 0 || sessionTabs.newTab()) &&
+                  route.data.type !== "plugin"
+                }
+              >
                 <SessionTabs />
               </Show>
               <Switch>

packages/tui/src/component/bg-pulse-render.ts

@@ -1,436 +0,0 @@
-import { OptimizedBuffer, RGBA, TextAttributes } from "@opentui/core"
-import { go } from "../logo"
-
-const PERIOD = 4600
-const RINGS = 3
-const WIDTH = 3.8
-const TAIL = 9.5
-const AMP = 0.55
-const TAIL_AMP = 0.16
-const BREATH_AMP = 0.05
-const BREATH_SPEED = 0.0008
-// Offset so the bg ring emits from the estimated GO center when the logo shimmer peaks.
-const PHASE_OFFSET = 0.29
-const LOGO_GAP = 1
-const LOGO_TOP_BIAS = -1
-const LOGO_LEFT_WIDTH = go.left[0]?.length ?? 0
-const LOGO_LINES = go.left.map((line, index) => line + " ".repeat(LOGO_GAP) + go.right[index])
-const LOGO_WIDTH = LOGO_LINES[0]?.length ?? 0
-const LOGO_HEIGHT = LOGO_LINES.length
-const SPACE = " ".codePointAt(0)!
-const TOP_HALF = "▀".codePointAt(0)!
-const FULL_BLOCK = "█".codePointAt(0)!
-const RING_SCALE = 1 / RINGS
-const TAIL_SCALE = 1 / TAIL
-const LOGO_REACH = Math.hypot(LOGO_WIDTH, LOGO_HEIGHT * 2) + 3
-
-const enum LogoCellKind {
-  Background,
-  Top,
-  ShadowTop,
-  Solid,
-  Char,
-}
-
-type LogoTemplateCell = {
-  x: number
-  y: number
-  kind: LogoCellKind
-  charCode: number
-  attributes: number
-  topDist: number
-  bottomDist: number
-}
-
-const LOGO_TEMPLATE: LogoTemplateCell[] = LOGO_LINES.flatMap((line, y) =>
-  Array.from(line)
-    .map((char, x) => {
-      if (char === " ") return
-      const kind =
-        char === "_"
-          ? LogoCellKind.Background
-          : char === "^"
-            ? LogoCellKind.Top
-            : char === "~"
-              ? LogoCellKind.ShadowTop
-              : char === "█"
-                ? LogoCellKind.Solid
-                : LogoCellKind.Char
-      return {
-        x,
-        y,
-        kind,
-        charCode: char.codePointAt(0) ?? SPACE,
-        attributes: x > LOGO_LEFT_WIDTH ? TextAttributes.BOLD : 0,
-        topDist: Math.hypot(x + 0.5 - LOGO_WIDTH / 2, y * 2 - LOGO_HEIGHT),
-        bottomDist: Math.hypot(x + 0.5 - LOGO_WIDTH / 2, y * 2 + 1 - LOGO_HEIGHT),
-      }
-    })
-    .filter((cell): cell is LogoTemplateCell => !!cell),
-)
-
-export type Rgb = [number, number, number]
-
-export type GoUpsellArtRenderOptions = {
-  deltaTime?: number
-  rgb?: boolean
-  cache?: boolean
-}
-
-const CACHE_FRAME_COUNT = Math.round(PERIOD / (1000 / 30))
-const CACHE_FRAMES_PER_RENDER = 1
-
-export function toRgb(color: RGBA): Rgb {
-  const [r, g, b] = color.toInts()
-  return [r, g, b]
-}
-
-function clamp(n: number) {
-  return Math.max(0, Math.min(1, n))
-}
-
-function writeRgb(buffer: Uint16Array, offset: number, r: number, g: number, b: number, a = 255) {
-  buffer[offset] = r
-  buffer[offset + 1] = g
-  buffer[offset + 2] = b
-  buffer[offset + 3] = a
-}
-
-function mixChannel(base: number, overlay: number, alpha: number) {
-  return Math.round(base + (overlay - base) * clamp(alpha))
-}
-
-function writeLogoTint(
-  buffer: Uint16Array,
-  offset: number,
-  base: Rgb,
-  primary: Rgb,
-  primaryMix: number,
-  peakMix: number,
-) {
-  const p = clamp(primaryMix)
-  const q = clamp(peakMix)
-  const r = mixChannel(mixChannel(base[0], primary[0], p), 255, q)
-  const g = mixChannel(mixChannel(base[1], primary[1], p), 255, q)
-  const b = mixChannel(mixChannel(base[2], primary[2], p), 255, q)
-  writeRgb(buffer, offset, r, g, b)
-}
-
-function sameRgb(a: Rgb, b: Rgb) {
-  return a[0] === b[0] && a[1] === b[1] && a[2] === b[2]
-}
-
-export class GoUpsellArtPainter {
-  private panelRgb: Rgb = [0, 0, 0]
-  private primaryRgb: Rgb = [255, 255, 255]
-  private logoBaseRgb: Rgb = [180, 180, 180]
-  private elapsed = 0
-  private distances = new Float32Array(0)
-  private edgeFalloff = new Float32Array(0)
-  private geometryWidth = 0
-  private geometryHeight = 0
-  private reach = 1
-  private logoX = 0
-  private logoY = 0
-  private logoIndexes = new Int32Array(0)
-  private logoRgb: boolean | undefined
-  private pulsePeak = 0
-  private pulsePrimary = 0
-  private cacheDirty = true
-  private frameCache: Array<{ fg: Uint16Array; bg: Uint16Array }> = []
-  private cacheBuildIndex = 0
-
-  setBackgroundPanel(value: RGBA | Rgb | undefined) {
-    if (!value) return false
-    const next = value instanceof RGBA ? toRgb(value) : value
-    if (sameRgb(this.panelRgb, next)) return false
-    this.panelRgb = next
-    this.invalidateCache()
-    return true
-  }
-
-  setLogoBase(value: RGBA | Rgb | undefined) {
-    if (!value) return false
-    const next = value instanceof RGBA ? toRgb(value) : value
-    if (sameRgb(this.logoBaseRgb, next)) return false
-    this.logoBaseRgb = next
-    this.invalidateCache()
-    return true
-  }
-
-  setPrimary(value: RGBA | Rgb | undefined) {
-    if (!value) return false
-    const next = value instanceof RGBA ? toRgb(value) : value
-    if (sameRgb(this.primaryRgb, next)) return false
-    this.primaryRgb = next
-    this.invalidateCache()
-    return true
-  }
-
-  render(frameBuffer: OptimizedBuffer, options: GoUpsellArtRenderOptions = {}) {
-    const rgb = options.rgb === true
-    this.elapsed = (this.elapsed + (options.deltaTime ?? 0)) % PERIOD
-    this.rebuildGeometry(frameBuffer, rgb)
-    if (options.cache !== false) {
-      this.drawCached(frameBuffer, rgb)
-      return
-    }
-    this.drawBackground(frameBuffer, this.elapsed)
-    this.drawLogo(frameBuffer, this.elapsed, rgb)
-  }
-
-  private invalidateCache() {
-    this.cacheDirty = true
-    this.cacheBuildIndex = 0
-    this.frameCache = []
-  }
-
-  private rebuildGeometry(frameBuffer: OptimizedBuffer, rgb: boolean) {
-    const width = frameBuffer.width
-    const height = frameBuffer.height
-    const geometryChanged = width !== this.geometryWidth || height !== this.geometryHeight
-    const logoTemplateChanged = this.logoRgb !== rgb
-    if (!geometryChanged && !logoTemplateChanged) return
-
-    if (geometryChanged) {
-      this.geometryWidth = width
-      this.geometryHeight = height
-      this.logoX = Math.max(0, Math.floor((width - LOGO_WIDTH) / 2))
-      this.logoY = Math.max(
-        0,
-        Math.min(Math.max(0, height - LOGO_HEIGHT), Math.round((height - LOGO_HEIGHT) / 2) + LOGO_TOP_BIAS),
-      )
-
-      const centerX = this.logoX + LOGO_WIDTH / 2
-      const centerY = this.logoY + LOGO_HEIGHT / 2
-      this.reach = Math.hypot(Math.max(centerX, width - centerX), Math.max(centerY, height - centerY) * 2) + TAIL
-      this.distances = new Float32Array(width * height)
-      this.edgeFalloff = new Float32Array(width * height)
-
-      for (let y = 0; y < height; y++) {
-        for (let x = 0; x < width; x++) {
-          const index = y * width + x
-          const dist = Math.hypot(x + 0.5 - centerX, (y + 0.5 - centerY) * 2)
-          this.distances[index] = dist
-          this.edgeFalloff[index] = Math.max(0, 1 - (dist / (this.reach * 0.85)) ** 2)
-        }
-      }
-    }
-
-    this.logoRgb = rgb
-    this.invalidateCache()
-    this.rebuildCellTemplate(frameBuffer, rgb)
-  }
-
-  private drawCached(frameBuffer: OptimizedBuffer, rgb: boolean) {
-    if (this.cacheDirty) this.startFrameCache(frameBuffer, rgb)
-    if (this.cacheBuildIndex < CACHE_FRAME_COUNT) {
-      this.buildFrameCache(frameBuffer, rgb)
-      this.drawBackground(frameBuffer, this.elapsed)
-      this.drawLogo(frameBuffer, this.elapsed, rgb)
-      return
-    }
-
-    const frame = this.frameCache[Math.floor((this.elapsed / PERIOD) * CACHE_FRAME_COUNT) % CACHE_FRAME_COUNT]
-    if (frame) {
-      frameBuffer.buffers.fg.set(frame.fg)
-      frameBuffer.buffers.bg.set(frame.bg)
-    }
-  }
-
-  private startFrameCache(frameBuffer: OptimizedBuffer, rgb: boolean) {
-    this.frameCache = []
-    this.cacheBuildIndex = 0
-    this.rebuildCellTemplate(frameBuffer, rgb)
-    this.cacheDirty = false
-  }
-
-  private buildFrameCache(frameBuffer: OptimizedBuffer, rgb: boolean) {
-    const end = Math.min(CACHE_FRAME_COUNT, this.cacheBuildIndex + CACHE_FRAMES_PER_RENDER)
-    for (; this.cacheBuildIndex < end; this.cacheBuildIndex++) {
-      const t = (this.cacheBuildIndex / CACHE_FRAME_COUNT) * PERIOD
-      this.drawBackground(frameBuffer, t)
-      this.drawLogo(frameBuffer, t, rgb)
-      this.frameCache.push({
-        fg: new Uint16Array(frameBuffer.buffers.fg),
-        bg: new Uint16Array(frameBuffer.buffers.bg),
-      })
-    }
-  }
-
-  private rebuildCellTemplate(frameBuffer: OptimizedBuffer, rgb: boolean) {
-    const buffers = frameBuffer.buffers
-    buffers.char.fill(SPACE)
-    buffers.attributes.fill(0)
-
-    if (this.geometryWidth < LOGO_WIDTH || this.geometryHeight < LOGO_HEIGHT) {
-      this.logoIndexes = new Int32Array(0)
-      return
-    }
-
-    this.logoIndexes = new Int32Array(LOGO_TEMPLATE.length)
-    for (let i = 0; i < LOGO_TEMPLATE.length; i++) {
-      const cell = LOGO_TEMPLATE[i]!
-      const index = (this.logoY + cell.y) * this.geometryWidth + this.logoX + cell.x
-      this.logoIndexes[i] = index
-      buffers.attributes[index] = cell.attributes
-      buffers.char[index] =
-        cell.kind === LogoCellKind.Background
-          ? SPACE
-          : cell.kind === LogoCellKind.Top || cell.kind === LogoCellKind.ShadowTop
-            ? TOP_HALF
-            : cell.kind === LogoCellKind.Solid
-              ? rgb
-                ? TOP_HALF
-                : FULL_BLOCK
-              : cell.charCode
-    }
-  }
-
-  private drawBackground(frameBuffer: OptimizedBuffer, t: number) {
-    const buffers = frameBuffer.buffers
-    const fg = buffers.fg
-    const bg = buffers.bg
-    const distances = this.distances
-    const edgeFalloff = this.edgeFalloff
-    const baseR = this.panelRgb[0]
-    const baseG = this.panelRgb[1]
-    const baseB = this.panelRgb[2]
-    const deltaR = this.primaryRgb[0] - baseR
-    const deltaG = this.primaryRgb[1] - baseG
-    const deltaB = this.primaryRgb[2] - baseB
-    const breath = (0.5 + 0.5 * Math.sin(t * BREATH_SPEED)) * BREATH_AMP
-
-    const phase0 = (t / PERIOD - PHASE_OFFSET + 1) % 1
-    const phase1 = (t / PERIOD + 1 / RINGS - PHASE_OFFSET + 1) % 1
-    const phase2 = (t / PERIOD + 2 / RINGS - PHASE_OFFSET + 1) % 1
-    const envelope0 = Math.sin(phase0 * Math.PI)
-    const envelope1 = Math.sin(phase1 * Math.PI)
-    const envelope2 = Math.sin(phase2 * Math.PI)
-    const eased0 = envelope0 * envelope0 * (3 - 2 * envelope0)
-    const eased1 = envelope1 * envelope1 * (3 - 2 * envelope1)
-    const eased2 = envelope2 * envelope2 * (3 - 2 * envelope2)
-    const head0 = phase0 * this.reach
-    const head1 = phase1 * this.reach
-    const head2 = phase2 * this.reach
-
-    for (let index = 0; index < distances.length; index++) {
-      const dist = distances[index]
-      const delta0 = dist - head0
-      const abs0 = delta0 < 0 ? -delta0 : delta0
-      const crest0 = abs0 < WIDTH ? 0.5 + 0.5 * Math.cos((delta0 / WIDTH) * Math.PI) : 0
-      const tail0 = delta0 < 0 && delta0 > -TAIL ? (1 + delta0 * TAIL_SCALE) ** 2.3 : 0
-
-      const delta1 = dist - head1
-      const abs1 = delta1 < 0 ? -delta1 : delta1
-      const crest1 = abs1 < WIDTH ? 0.5 + 0.5 * Math.cos((delta1 / WIDTH) * Math.PI) : 0
-      const tail1 = delta1 < 0 && delta1 > -TAIL ? (1 + delta1 * TAIL_SCALE) ** 2.3 : 0
-
-      const delta2 = dist - head2
-      const abs2 = delta2 < 0 ? -delta2 : delta2
-      const crest2 = abs2 < WIDTH ? 0.5 + 0.5 * Math.cos((delta2 / WIDTH) * Math.PI) : 0
-      const tail2 = delta2 < 0 && delta2 > -TAIL ? (1 + delta2 * TAIL_SCALE) ** 2.3 : 0
-
-      const level =
-        (crest0 * AMP + tail0 * TAIL_AMP) * eased0 +
-        (crest1 * AMP + tail1 * TAIL_AMP) * eased1 +
-        (crest2 * AMP + tail2 * TAIL_AMP) * eased2
-      const rawStrength = (level * RING_SCALE + breath) * edgeFalloff[index]
-      const strength = (rawStrength > 1 ? 1 : rawStrength) * 0.7
-      const offset = index * 4
-      const r = Math.round(baseR + deltaR * strength)
-      const g = Math.round(baseG + deltaG * strength)
-      const b = Math.round(baseB + deltaB * strength)
-      bg[offset] = fg[offset] = r
-      bg[offset + 1] = fg[offset + 1] = g
-      bg[offset + 2] = fg[offset + 2] = b
-      bg[offset + 3] = fg[offset + 3] = 255
-    }
-  }
-
-  private setLogoPulse(dist: number, head0: number, eased0: number, head1: number, eased1: number) {
-    let peak = 0.04
-    let primary = 0
-
-    const delta0 = dist - head0
-    const core0 = Math.exp(-(Math.abs(delta0 / 1.2) ** 1.8))
-    const soft0 = Math.exp(-(Math.abs(delta0 / 7) ** 1.6))
-    const tail0 = delta0 < 0 && delta0 > -7 ? (1 + delta0 / 7) ** 2.6 : 0
-    peak += core0 * 0.65 * eased0
-    primary += (soft0 * 0.16 + tail0 * 0.22) * eased0
-
-    const delta1 = dist - head1
-    const core1 = Math.exp(-(Math.abs(delta1 / 1.2) ** 1.8))
-    const soft1 = Math.exp(-(Math.abs(delta1 / 7) ** 1.6))
-    const tail1 = delta1 < 0 && delta1 > -7 ? (1 + delta1 / 7) ** 2.6 : 0
-    peak += core1 * 0.65 * eased1
-    primary += (soft1 * 0.16 + tail1 * 0.22) * eased1
-
-    this.pulsePeak = peak > 1 ? 1 : peak
-    this.pulsePrimary = primary > 1 ? 1 : primary
-  }
-
-  private drawLogo(frameBuffer: OptimizedBuffer, t: number, rgb: boolean) {
-    if (this.logoIndexes.length === 0) return
-
-    const buffers = frameBuffer.buffers
-    const fg = buffers.fg
-    const bg = buffers.bg
-    const shadow: Rgb = [
-      mixChannel(this.panelRgb[0], this.logoBaseRgb[0], 0.25),
-      mixChannel(this.panelRgb[1], this.logoBaseRgb[1], 0.25),
-      mixChannel(this.panelRgb[2], this.logoBaseRgb[2], 0.25),
-    ]
-    const phase0 = (t / PERIOD) % 1
-    const phase1 = (t / PERIOD + 0.5) % 1
-    const envelope0 = Math.sin(phase0 * Math.PI)
-    const envelope1 = Math.sin(phase1 * Math.PI)
-    const eased0 = envelope0 * envelope0 * (3 - 2 * envelope0)
-    const eased1 = envelope1 * envelope1 * (3 - 2 * envelope1)
-    const head0 = phase0 * LOGO_REACH
-    const head1 = phase1 * LOGO_REACH
-
-    for (let i = 0; i < LOGO_TEMPLATE.length; i++) {
-      const cell = LOGO_TEMPLATE[i]!
-      const index = this.logoIndexes[i]!
-      const offset = index * 4
-      this.setLogoPulse(cell.topDist, head0, eased0, head1, eased1)
-      const topPeak = this.pulsePeak
-      const topPrimary = this.pulsePrimary
-      this.setLogoPulse(cell.bottomDist, head0, eased0, head1, eased1)
-      const bottomPeak = this.pulsePeak
-      const bottomPrimary = this.pulsePrimary
-
-      if (cell.kind === LogoCellKind.Background) {
-        writeLogoTint(bg, offset, shadow, this.primaryRgb, 0, Math.max(topPeak, bottomPeak) * 0.18)
-        continue
-      }
-
-      if (cell.kind === LogoCellKind.Top) {
-        writeLogoTint(fg, offset, this.logoBaseRgb, this.primaryRgb, topPrimary, topPeak)
-        writeLogoTint(bg, offset, shadow, this.primaryRgb, 0, bottomPeak * 0.18)
-        continue
-      }
-
-      if (cell.kind === LogoCellKind.ShadowTop) {
-        writeLogoTint(fg, offset, shadow, this.primaryRgb, 0, topPeak * 0.18)
-        continue
-      }
-
-      if (cell.kind === LogoCellKind.Solid && rgb) {
-        writeLogoTint(fg, offset, this.logoBaseRgb, this.primaryRgb, topPrimary, topPeak)
-        writeLogoTint(bg, offset, this.logoBaseRgb, this.primaryRgb, bottomPrimary, bottomPeak)
-        continue
-      }
-
-      writeLogoTint(
-        fg,
-        offset,
-        this.logoBaseRgb,
-        this.primaryRgb,
-        (topPrimary + bottomPrimary) / 2,
-        (topPeak + bottomPeak) / 2,
-      )
-    }
-  }
-}

packages/tui/src/component/bg-pulse.tsx

@@ -1,102 +0,0 @@
-import {
-  FrameBufferRenderable,
-  RGBA,
-  type OptimizedBuffer,
-  type RenderContext,
-  type RenderableOptions,
-} from "@opentui/core"
-import { extend, useRenderer } from "@opentui/solid"
-import { onCleanup, onMount } from "solid-js"
-import { useTheme, useThemes } from "../context/theme"
-import { tint } from "../theme/color"
-import { GoUpsellArtPainter } from "./bg-pulse-render"
-
-type GoUpsellArtOptions = RenderableOptions<FrameBufferRenderable> & {
-  backgroundPanel?: RGBA
-  primary?: RGBA
-  logoBase?: RGBA
-}
-
-class GoUpsellArtRenderable extends FrameBufferRenderable {
-  private painter = new GoUpsellArtPainter()
-
-  constructor(ctx: RenderContext, options: GoUpsellArtOptions = {}) {
-    const width = typeof options.width === "number" ? options.width : 1
-    const height = typeof options.height === "number" ? options.height : 1
-    super(ctx, {
-      ...options,
-      width,
-      height,
-      live: options.live ?? true,
-      respectAlpha: false,
-    })
-
-    if (options.width !== undefined && typeof options.width !== "number") this.width = options.width
-    if (options.height !== undefined && typeof options.height !== "number") this.height = options.height
-    this.painter.setBackgroundPanel(options.backgroundPanel)
-    this.painter.setPrimary(options.primary)
-    this.painter.setLogoBase(options.logoBase)
-  }
-
-  set backgroundPanel(value: RGBA | undefined) {
-    if (this.painter.setBackgroundPanel(value)) this.requestRender()
-  }
-
-  set logoBase(value: RGBA | undefined) {
-    if (this.painter.setLogoBase(value)) this.requestRender()
-  }
-
-  set primary(value: RGBA | undefined) {
-    if (this.painter.setPrimary(value)) this.requestRender()
-  }
-
-  protected override renderSelf(buffer: OptimizedBuffer, deltaTime = 0): void {
-    if (!this.visible || this.isDestroyed) return
-
-    this.painter.render(this.frameBuffer, {
-      deltaTime,
-      rgb: this._ctx.capabilities?.rgb === true,
-    })
-    super.renderSelf(buffer)
-  }
-}
-
-declare module "@opentui/solid" {
-  interface OpenTUIComponents {
-    go_upsell_art: typeof GoUpsellArtRenderable
-  }
-}
-
-extend({ go_upsell_art: GoUpsellArtRenderable })
-
-export function BgPulse() {
-  const themes = useThemes()
-  const theme = useTheme("elevated")
-  const mode = themes.mode
-  const renderer = useRenderer()
-  let targetFps = renderer.targetFps
-  let maxFps = renderer.maxFps
-
-  onMount(() => {
-    targetFps = renderer.targetFps
-    maxFps = renderer.maxFps
-    renderer.targetFps = 30
-    renderer.maxFps = 30
-  })
-
-  onCleanup(() => {
-    renderer.targetFps = targetFps
-    renderer.maxFps = maxFps
-  })
-
-  return (
-    <go_upsell_art
-      width="100%"
-      height="100%"
-      backgroundPanel={theme.background.default}
-      primary={theme.hue.interactive[mode() === "light" ? 800 : 200]}
-      logoBase={tint(theme.background.default, theme.text.default, 0.62)}
-      live
-    />
-  )
-}

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

@@ -8,6 +8,9 @@ import { abbreviateHome } from "../runtime"
 import { useTuiPaths } from "../context/runtime"
 import { useLocation } from "../context/location"
 import { useToast } from "../ui/toast"
+import { useTerminalDimensions } from "@opentui/solid"
+import { truncateFilePath } from "../ui/file-path"
+import { stringWidth } from "../util/string-width"
 
 export function DialogProject() {
   const dialog = useDialog()
@@ -16,6 +19,7 @@ export function DialogProject() {
   const paths = useTuiPaths()
   const location = useLocation()
   const toast = useToast()
+  const dimensions = useTerminalDimensions()
 
   data.project.invalidate()
   void data.project.sync().catch(toast.error)
@@ -36,12 +40,18 @@ export function DialogProject() {
         if (b.id === current()?.id) return 1
         return 0
       })
-      .map((project) => ({
-        title: project.name ?? path.basename(project.canonical),
-        description: abbreviateHome(project.canonical, paths.home),
-        value: project.canonical,
-        category: project.id === current()?.id ? "Current" : "Projects",
-      }))
+      .map((project) => {
+        const title = project.name ?? path.basename(project.canonical)
+        const description = abbreviateHome(project.canonical, paths.home)
+        // Dialog padding, the current marker, title padding, and the separating space use nine columns.
+        const width = Math.min(60, dimensions().width - 2) - 9 - stringWidth(title)
+        return {
+          title,
+          description: truncateFilePath(description, width),
+          searchText: description,
+          value: project.canonical,
+        }
+      })
   })
 
   return (

packages/tui/src/component/dialog-retry-action.tsx

@@ -1,164 +0,0 @@
-import { RGBA, TextAttributes } from "@opentui/core"
-import open from "open"
-import { createSignal } from "solid-js"
-import { Keymap } from "../context/keymap"
-import { useTheme } from "../context/theme"
-import { useDialog, type DialogContext } from "../ui/dialog"
-import { Link } from "../ui/link"
-import { BgPulse } from "./bg-pulse"
-
-const GO_URL = "https://opencode.ai/go"
-const PAD_X = 3
-const PAD_TOP_OUTER = 1
-const FOREGROUND_ALPHA = 186
-
-export type DialogRetryActionProps = {
-  title: string
-  message: string
-  label: string
-  link?: string
-  onClose?: (dontShowAgain?: boolean) => void
-}
-
-function runAction(props: DialogRetryActionProps, dialog: ReturnType<typeof useDialog>) {
-  if (props.link) open(props.link).catch(() => {})
-  props.onClose?.()
-  dialog.clear()
-}
-
-function dismiss(props: DialogRetryActionProps, dialog: ReturnType<typeof useDialog>) {
-  props.onClose?.(true)
-  dialog.clear()
-}
-
-function panelOverlay(color: RGBA) {
-  const [r, g, b] = color.toInts()
-  return RGBA.fromInts(r, g, b, FOREGROUND_ALPHA)
-}
-
-export function DialogRetryAction(props: DialogRetryActionProps) {
-  const dialog = useDialog()
-  const theme = useTheme("elevated")
-  const showGoTreatment = () => props.link === GO_URL
-  const textBg = () => (showGoTreatment() ? panelOverlay(theme.background.default) : undefined)
-  const [selected, setSelected] = createSignal<"dismiss" | "action">("action")
-
-  Keymap.createLayer(() => ({
-    mode: "modal",
-    commands: [
-      {
-        bind: "left",
-        title: "Previous retry option",
-        group: "Dialog",
-        run: () => setSelected((value) => (value === "action" ? "dismiss" : "action")),
-      },
-      {
-        bind: "right",
-        title: "Next retry option",
-        group: "Dialog",
-        run: () => setSelected((value) => (value === "action" ? "dismiss" : "action")),
-      },
-      {
-        bind: "tab",
-        title: "Next retry option",
-        group: "Dialog",
-        run: () => setSelected((value) => (value === "action" ? "dismiss" : "action")),
-      },
-      {
-        bind: "return",
-        title: "Confirm retry option",
-        group: "Dialog",
-        run: () => {
-          if (selected() === "action") runAction(props, dialog)
-          else dismiss(props, dialog)
-        },
-      },
-    ],
-  }))
-
-  return (
-    <box>
-      {showGoTreatment() ? (
-        <box position="absolute" top={-PAD_TOP_OUTER} left={0} right={0} bottom={0} zIndex={0}>
-          <BgPulse />
-        </box>
-      ) : null}
-      <box zIndex={1} paddingLeft={PAD_X} paddingRight={PAD_X} paddingBottom={1} gap={1}>
-        <box flexDirection="row" justifyContent="space-between">
-          <text attributes={TextAttributes.BOLD} fg={theme.text.default} bg={textBg()}>
-            {props.title}
-          </text>
-          <text fg={theme.text.subdued} bg={textBg()} onMouseUp={() => dialog.clear()}>
-            esc
-          </text>
-        </box>
-        <box gap={0}>
-          <text fg={theme.text.subdued} bg={textBg()}>
-            {props.message}
-          </text>
-        </box>
-        {props.link ? (
-          showGoTreatment() ? (
-            <box alignItems="center" justifyContent="flex-end" height={7} paddingBottom={1}>
-              <Link href={props.link} fg={theme.markdown.link} bg={textBg()} wrapMode="none" />
-            </box>
-          ) : (
-            <box width="100%" flexDirection="row" justifyContent="center" paddingBottom={1}>
-              <Link href={props.link} fg={theme.markdown.link} wrapMode="none" />
-            </box>
-          )
-        ) : (
-          <box paddingBottom={1} />
-        )}
-        <box flexDirection="row" justifyContent="space-between">
-          <box
-            paddingLeft={2}
-            paddingRight={2}
-            backgroundColor={
-              selected() === "dismiss" ? theme.background.action.primary.focused : RGBA.fromInts(0, 0, 0, 0)
-            }
-            onMouseOver={() => setSelected("dismiss")}
-            onMouseUp={() => dismiss(props, dialog)}
-          >
-            <text
-              fg={selected() === "dismiss" ? theme.text.action.primary.focused : theme.text.subdued}
-              bg={selected() === "dismiss" ? undefined : textBg()}
-              attributes={selected() === "dismiss" ? TextAttributes.BOLD : undefined}
-            >
-              don't show again
-            </text>
-          </box>
-          <box
-            paddingLeft={2}
-            paddingRight={2}
-            backgroundColor={
-              selected() === "action" ? theme.background.action.primary.focused : RGBA.fromInts(0, 0, 0, 0)
-            }
-            onMouseOver={() => setSelected("action")}
-            onMouseUp={() => runAction(props, dialog)}
-          >
-            <text
-              fg={selected() === "action" ? theme.text.action.primary.focused : theme.text.default}
-              bg={selected() === "action" ? undefined : textBg()}
-              attributes={selected() === "action" ? TextAttributes.BOLD : undefined}
-            >
-              {props.label}
-            </text>
-          </box>
-        </box>
-      </box>
-    </box>
-  )
-}
-
-DialogRetryAction.show = (
-  dialog: DialogContext,
-  props: Pick<DialogRetryActionProps, "title" | "message" | "label" | "link">,
-) => {
-  return new Promise<boolean>((resolve) => {
-    dialog.replace(
-      () => <DialogRetryAction {...props} onClose={(dontShow) => resolve(dontShow ?? false)} />,
-      () => resolve(false),
-    )
-  })
-}

packages/tui/src/component/dialog-session-delete-failed.tsx

@@ -1,113 +0,0 @@
-import { TextAttributes } from "@opentui/core"
-import { Keymap } from "../context/keymap"
-import { useTheme } from "../context/theme"
-import { useDialog } from "../ui/dialog"
-import { createStore } from "solid-js/store"
-import { For } from "solid-js"
-
-export function DialogSessionDeleteFailed(props: {
-  session: string
-  workspace: string
-  onDelete?: () => boolean | void | Promise<boolean | void>
-  onRestore?: () => boolean | void | Promise<boolean | void>
-  onDone?: () => void
-}) {
-  const dialog = useDialog()
-  const theme = useTheme("elevated")
-  const [store, setStore] = createStore({
-    active: "delete" as "delete" | "restore",
-  })
-
-  const options = [
-    {
-      id: "delete" as const,
-      title: "Delete workspace",
-      description: "Delete the workspace and all sessions attached to it.",
-      run: props.onDelete,
-    },
-    {
-      id: "restore" as const,
-      title: "Restore to new workspace",
-      description: "Try to restore this session into a new workspace.",
-      run: props.onRestore,
-    },
-  ]
-
-  async function confirm() {
-    const result = await options.find((item) => item.id === store.active)?.run?.()
-    if (result === false) return
-    props.onDone?.()
-    if (!props.onDone) dialog.clear()
-  }
-
-  Keymap.createLayer(() => ({
-    mode: "modal",
-    commands: [
-      { bind: "return", title: "Confirm recovery option", group: "Dialog", run: () => void confirm() },
-      { bind: "left", title: "Delete broken session", group: "Dialog", run: () => setStore("active", "delete") },
-      { bind: "up", title: "Delete broken session", group: "Dialog", run: () => setStore("active", "delete") },
-      {
-        bind: "right",
-        title: "Restore broken session",
-        group: "Dialog",
-        run: () => setStore("active", "restore"),
-      },
-      {
-        bind: "down",
-        title: "Restore broken session",
-        group: "Dialog",
-        run: () => setStore("active", "restore"),
-      },
-    ],
-  }))
-
-  return (
-    <box paddingLeft={2} paddingRight={2} gap={1}>
-      <box flexDirection="row" justifyContent="space-between">
-        <text attributes={TextAttributes.BOLD} fg={theme.text.default}>
-          Failed to Delete Session
-        </text>
-        <text fg={theme.text.subdued} onMouseUp={() => dialog.clear()}>
-          esc
-        </text>
-      </box>
-      <text fg={theme.text.subdued} wrapMode="word">
-        {`The session "${props.session}" could not be deleted because the workspace "${props.workspace}" is not available.`}
-      </text>
-      <text fg={theme.text.subdued} wrapMode="word">
-        Choose how you want to recover this broken workspace session.
-      </text>
-      <box flexDirection="column" paddingBottom={1} gap={1}>
-        <For each={options}>
-          {(item) => (
-            <box
-              flexDirection="column"
-              paddingLeft={1}
-              paddingRight={1}
-              paddingTop={1}
-              paddingBottom={1}
-              backgroundColor={item.id === store.active ? theme.background.action.primary.focused : undefined}
-              onMouseUp={() => {
-                setStore("active", item.id)
-                void confirm()
-              }}
-            >
-              <text
-                attributes={TextAttributes.BOLD}
-                fg={item.id === store.active ? theme.text.action.primary.focused : theme.text.default}
-              >
-                {item.title}
-              </text>
-              <text
-                fg={item.id === store.active ? theme.text.action.primary.focused : theme.text.subdued}
-                wrapMode="word"
-              >
-                {item.description}
-              </text>
-            </box>
-          )}
-        </For>
-      </box>
-    </box>
-  )
-}

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

@@ -1,52 +0,0 @@
-import { createMemo, createResource } from "solid-js"
-import { DialogSelect } from "../ui/dialog-select"
-import { useDialog } from "../ui/dialog"
-import { useClient } from "../context/client"
-import { useData } from "../context/data"
-import { createStore } from "solid-js/store"
-
-export function DialogTag(props: { onSelect?: (value: string) => void }) {
-  const client = useClient()
-  const dialog = useDialog()
-  const data = useData()
-
-  const [store] = createStore({
-    filter: "",
-  })
-
-  const [files] = createResource(
-    () => [store.filter],
-    async () => {
-      const result = await client.api.file
-        .find({
-          query: store.filter,
-          type: "file",
-          limit: 5,
-          location: {
-            directory: data.location.default().directory,
-            workspace: data.location.default().workspaceID,
-          },
-        })
-        .catch(() => undefined)
-      return result?.data.map((item) => item.path) ?? []
-    },
-  )
-
-  const options = createMemo(() =>
-    (files() ?? []).map((file) => ({
-      value: file,
-      title: file,
-    })),
-  )
-
-  return (
-    <DialogSelect
-      title="Autocomplete"
-      options={options()}
-      onSelect={(option) => {
-        props.onSelect?.(option.value)
-        dialog.clear()
-      }}
-    />
-  )
-}

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

@@ -6,9 +6,11 @@ import { useSessionTabs } from "../context/session-tabs"
 import { useTheme, useThemes } from "../context/theme"
 import {
   adaptiveSessionTabLayout,
+  NEW_SESSION_TAB_TITLE,
   sessionTabComplete,
   seedSessionTabMotion,
   sessionTabOverflowWidth,
+  type SessionTab,
   type SessionTabUnread,
 } from "../context/session-tabs-model"
 import { createAnimatable, spring, tween } from "../ui/animation"
@@ -24,10 +26,19 @@ type ContextController = ReturnType<typeof useSessionTabs>
 export type SessionTabsStatus = Omit<ReturnType<ContextController["status"]>, "unread"> & {
   unread: SessionTabUnread | undefined
 }
+export const EMPTY_SESSION_TAB_STATUS: SessionTabsStatus = {
+  unread: undefined,
+  promptPulse: 0,
+  attention: false,
+  busy: false,
+}
 export type SessionTabsController = Pick<ContextController, "tabs" | "current" | "select" | "close" | "move"> & {
+  newTab?: () => boolean
   status(sessionID: string): SessionTabsStatus
 }
 
+const NEW_SESSION_TAB: SessionTab = { sessionID: "new", title: NEW_SESSION_TAB_TITLE }
+
 export function SessionTabs(props: { controller?: SessionTabsController; animations?: boolean } = {}) {
   const tabs = props.controller ?? useSessionTabs()
   const dimensions = useTerminalDimensions()
@@ -42,8 +53,9 @@ export function SessionTabs(props: { controller?: SessionTabsController; animati
   const accent = () => theme.hue.accent[hueStep()]
   const activeNumber = () => theme.hue.interactive[hueStep()]
   const idleNumber = () => tint(theme.text.subdued, theme.background.default, 0.35)
-  const activeID = createMemo(tabs.current)
-  const items = tabs.tabs
+  const newTab = () => tabs.newTab?.() ?? false
+  const activeID = createMemo(() => (newTab() ? NEW_SESSION_TAB.sessionID : tabs.current()))
+  const items = createMemo(() => (newTab() ? [...tabs.tabs(), NEW_SESSION_TAB] : tabs.tabs()))
   const layout = createMemo((previous: ReturnType<typeof adaptiveSessionTabLayout> | undefined) =>
     adaptiveSessionTabLayout(items(), activeID(), dimensions().width, previous?.start),
   )
@@ -51,7 +63,7 @@ export function SessionTabs(props: { controller?: SessionTabsController; animati
     () =>
       new Map(
         layout().tabs.map((tab) => {
-          const status = tabs.status(tab.sessionID)
+          const status = tab === NEW_SESSION_TAB ? EMPTY_SESSION_TAB_STATUS : tabs.status(tab.sessionID)
           return [
             tab.sessionID,
             {
@@ -198,6 +210,11 @@ export function SessionTabs(props: { controller?: SessionTabsController; animati
           createEffect((previous: string) => {
             const next = title()
             if (next === previous) return next
+            if (previous === NEW_SESSION_TAB_TITLE) {
+              setOutgoingTitle(undefined)
+              wipe.jump({ front: 1 })
+              return next
+            }
             setOutgoingTitle(previous)
             wipe.jump({ front: 0 })
             wipe.animate({ front: 1 })
@@ -262,6 +279,7 @@ export function SessionTabs(props: { controller?: SessionTabsController; animati
           // keeping sloppy clicks indistinguishable from clean ones.
           const release = () => {
             setDragging(undefined)
+            if (tab === NEW_SESSION_TAB) return
             tabs.select(tab.sessionID)
           }
           return (
@@ -275,6 +293,7 @@ export function SessionTabs(props: { controller?: SessionTabsController; animati
               onMouseDown={() => setDragging(tab.sessionID)}
               onMouseUp={release}
               onMouseDrag={(event) => {
+                if (tab === NEW_SESSION_TAB) return
                 const slot = slotAt(event.x)
                 if (slot !== undefined && slot !== tabNumber() - 1) tabs.move(tab.sessionID, slot)
               }}
@@ -283,6 +302,7 @@ export function SessionTabs(props: { controller?: SessionTabsController; animati
               <TabPulse
                 enabled={animations()}
                 active={status().busy && !status().attention}
+                promptPulse={status().promptPulse}
                 complete={status().complete && !status().attention}
                 glow={glows()}
                 breathe={status().attention}
@@ -322,7 +342,7 @@ export function SessionTabs(props: { controller?: SessionTabsController; animati
                   selectable={false}
                   onMouseUp={(event) => {
                     event.stopPropagation()
-                    tabs.close(tab.sessionID)
+                    tabs.close(tab === NEW_SESSION_TAB ? undefined : tab.sessionID)
                   }}
                 >
                   {hovered() === tab.sessionID ? "×" : ""}

packages/tui/src/component/tab-pulse.tsx

@@ -4,6 +4,7 @@ import { extend } from "@opentui/solid"
 type TabPulseOptions = RenderableOptions<TabPulseRenderable> & {
   enabled?: boolean
   active?: boolean
+  promptPulse?: number
   complete?: boolean
   glow?: boolean
   breathe?: boolean
@@ -28,6 +29,7 @@ const COMPLETION_OPACITY = 0.18
 const EDGE_FLASH_DURATION = 800
 const EDGE_FLASH_ATTACK = 0.1
 const EDGE_FLASH_OPACITY = 0.1
+const PROMPT_FLASH_SCALE = 2
 const GLOW_IGNITION_DURATION = 600
 const GLOW_IGNITION_PEAK = 1.5
 const GLOW_IGNITION_ATTACK = 0.3
@@ -102,6 +104,11 @@ class Envelope {
     this.scale = scale
   }
 
+  restart(scale = 1) {
+    this.clock = 0
+    this.scale = scale
+  }
+
   stop() {
     this.clock = undefined
   }
@@ -127,6 +134,7 @@ const envelopeActive = (envelope: Envelope) => envelope.active
 class TabPulseRenderable extends Renderable {
   private _enabled: boolean
   private _active: boolean
+  private _promptPulse: number
   private _complete: boolean
   private _glow: boolean
   private _breathe: boolean
@@ -154,6 +162,7 @@ class TabPulseRenderable extends Renderable {
     super(ctx, { ...options, height: 1, live: enabled && active })
     this._enabled = enabled
     this._active = active
+    this._promptPulse = options.promptPulse ?? 0
     this._complete = options.complete ?? false
     this._glow = options.glow ?? false
     this._breathe = options.breathe ?? false
@@ -222,6 +231,15 @@ class TabPulseRenderable extends Renderable {
     this.requestRender()
   }
 
+  set promptPulse(value: number) {
+    if (value === this._promptPulse) return
+    this._promptPulse = value
+    if (!this._enabled) return
+    this.edgeFlash.restart(PROMPT_FLASH_SCALE)
+    this.live = true
+    this.requestRender()
+  }
+
   set complete(value: boolean) {
     if (value === this._complete) return
     this._complete = value
@@ -368,6 +386,7 @@ extend({ tab_pulse: TabPulseRenderable })
 export function TabPulse(props: {
   enabled?: boolean
   active: boolean
+  promptPulse?: number
   complete?: boolean
   glow?: boolean
   breathe?: boolean
@@ -385,6 +404,7 @@ export function TabPulse(props: {
       width="100%"
       enabled={props.enabled ?? true}
       active={props.active}
+      promptPulse={props.promptPulse ?? 0}
       complete={props.complete ?? false}
       glow={props.glow ?? false}
       breathe={props.breathe ?? false}

packages/tui/src/config/index.tsx

@@ -127,13 +127,13 @@ export const Info = Schema.Struct({
   tabs: Schema.optional(
     Schema.Struct({
       enabled: Schema.optional(Schema.Boolean).annotate({
-        description: "Use a persistent session tab strip instead of pinned quick-switch sessions",
+        description: "Use a persistent tab strip instead of pinned quick-switch sessions",
       }),
       scope: Schema.optional(Schema.Literals(["global", "cwd"])).annotate({
-        description: "Share session tabs globally or keep a separate set for each working directory",
+        description: "Share tabs globally or keep a separate set for each working directory",
       }),
     }),
-  ).annotate({ description: "Session tab settings" }),
+  ).annotate({ description: "Tab strip settings" }),
   mini: Schema.optional(
     Schema.Struct({
       thinking: Schema.optional(Schema.Literals(["show", "hide"])).annotate({

packages/tui/src/config/v1/keybind.ts

@@ -87,13 +87,14 @@ export const Definitions = {
   session_move: keybind("none", "Move session"),
   session_new: keybind("<leader>n", "Create a new session"),
   session_list: keybind("<leader>l", "List all sessions"),
-  session_tab_next: keybind("ctrl+tab,<leader>right", "Switch to next open session tab"),
-  session_tab_previous: keybind("ctrl+shift+tab,<leader>left", "Switch to previous open session tab"),
-  session_tab_history_back: keybind("ctrl+o", "Go back in session tab history"),
-  session_tab_history_forward: keybind("ctrl+i", "Go forward in session tab history"),
-  session_tab_next_unread: keybind("<leader>down", "Switch to next unread session tab"),
-  session_tab_previous_unread: keybind("<leader>up", "Switch to previous unread session tab"),
-  session_tab_close: keybind("<leader>w", "Close current session tab"),
+  session_tab_next: keybind("ctrl+tab,<leader>right,alt+shift+]", "Switch to next open tab"),
+  session_tab_previous: keybind("ctrl+shift+tab,<leader>left,alt+shift+[", "Switch to previous open tab"),
+  session_tab_history_back: keybind("ctrl+o", "Go back in tab history"),
+  session_tab_history_forward: keybind("ctrl+i", "Go forward in tab history"),
+  session_tab_next_unread: keybind("<leader>down", "Switch to next unread tab"),
+  session_tab_previous_unread: keybind("<leader>up", "Switch to previous unread tab"),
+  session_tab_close: keybind("<leader>w", "Close current tab"),
+  session_tab_reopen: keybind("ctrl+shift+t", "Reopen last closed tab"),
   session_timeline: keybind("<leader>g", "Show session timeline"),
   session_fork: keybind("none", "Fork session from message"),
   session_rename: keybind("ctrl+r", "Rename session"),
@@ -118,15 +119,15 @@ export const Definitions = {
   session_quick_switch_7: keybind("<leader>7", "Switch to session in quick slot 7"),
   session_quick_switch_8: keybind("<leader>8", "Switch to session in quick slot 8"),
   session_quick_switch_9: keybind("<leader>9", "Switch to session in quick slot 9"),
-  session_tab_select_1: keybind("<leader>1,ctrl+1", "Switch to session tab 1"),
-  session_tab_select_2: keybind("<leader>2,ctrl+2", "Switch to session tab 2"),
-  session_tab_select_3: keybind("<leader>3,ctrl+3", "Switch to session tab 3"),
-  session_tab_select_4: keybind("<leader>4,ctrl+4", "Switch to session tab 4"),
-  session_tab_select_5: keybind("<leader>5,ctrl+5", "Switch to session tab 5"),
-  session_tab_select_6: keybind("<leader>6,ctrl+6", "Switch to session tab 6"),
-  session_tab_select_7: keybind("<leader>7,ctrl+7", "Switch to session tab 7"),
-  session_tab_select_8: keybind("<leader>8,ctrl+8", "Switch to session tab 8"),
-  session_tab_select_9: keybind("<leader>9,ctrl+9", "Switch to session tab 9"),
+  session_tab_select_1: keybind("<leader>1,ctrl+1", "Switch to tab 1"),
+  session_tab_select_2: keybind("<leader>2,ctrl+2", "Switch to tab 2"),
+  session_tab_select_3: keybind("<leader>3,ctrl+3", "Switch to tab 3"),
+  session_tab_select_4: keybind("<leader>4,ctrl+4", "Switch to tab 4"),
+  session_tab_select_5: keybind("<leader>5,ctrl+5", "Switch to tab 5"),
+  session_tab_select_6: keybind("<leader>6,ctrl+6", "Switch to tab 6"),
+  session_tab_select_7: keybind("<leader>7,ctrl+7", "Switch to tab 7"),
+  session_tab_select_8: keybind("<leader>8,ctrl+8", "Switch to tab 8"),
+  session_tab_select_9: keybind("<leader>9,ctrl+9", "Switch to tab 9"),
 
   stash_delete: keybind("ctrl+d", "Delete stash entry"),
   model_provider_list: keybind("ctrl+a", "Open provider list from model dialog"),
@@ -297,6 +298,7 @@ export const CommandMap = {
   session_tab_next_unread: "session.tab.next_unread",
   session_tab_previous_unread: "session.tab.previous_unread",
   session_tab_close: "session.tab.close",
+  session_tab_reopen: "session.tab.reopen",
   session_timeline: "session.timeline",
   session_fork: "session.fork",
   session_rename: "session.rename",

packages/tui/src/context/data.tsx

@@ -1089,6 +1089,11 @@ export const { use: useData, provider: DataProvider } = createSimpleContext({
         list(location?: LocationRef) {
           return Object.values(store.location[locationKey(location ?? defaultLocation())]?.shell ?? {})
         },
+        listBySession(sessionID: string) {
+          return Object.values(store.location)
+            .flatMap((data) => Object.values(data.shell ?? {}))
+            .filter((shell) => shell.metadata.sessionID === sessionID)
+        },
         get(id: string) {
           return Object.values(store.location)
             .map((data) => data.shell?.[id])

packages/tui/src/context/directory.ts

@@ -1,13 +0,0 @@
-import { createMemo } from "solid-js"
-import { useData } from "./data"
-import { abbreviateHome } from "../runtime"
-import { useTuiPaths } from "./runtime"
-
-export function useDirectory() {
-  const data = useData()
-  const paths = useTuiPaths()
-  return createMemo(() => {
-    const directory = data.location.info()?.directory ?? data.location.default().directory ?? paths.cwd
-    return abbreviateHome(directory, paths.home)
-  })
-}

packages/tui/src/context/session-tabs-model.ts

@@ -5,6 +5,8 @@ export type SessionTab = {
 
 export type SessionTabUnread = "activity" | "error"
 
+export const NEW_SESSION_TAB_TITLE = "New session"
+
 export type SessionTabHistory = {
   entries: readonly string[]
   index: number
@@ -36,6 +38,39 @@ export function closeSessionTab(tabs: readonly SessionTab[], sessionID: string)
   }
 }
 
+export type ClosedSessionTab = {
+  tab: SessionTab
+  index: number
+}
+
+const CLOSED_SESSION_TAB_LIMIT = 10
+
+export function recordClosedSessionTab(
+  stack: readonly ClosedSessionTab[],
+  tab: SessionTab,
+  index: number,
+): ClosedSessionTab[] {
+  return [...stack.filter((entry) => entry.tab.sessionID !== tab.sessionID), { tab, index }].slice(
+    -CLOSED_SESSION_TAB_LIMIT,
+  )
+}
+
+/**
+ * Pop the most recently closed tab that is not already open and restore it at its original
+ * position. Entries for already-open sessions are consumed so repeated reopens walk the stack.
+ */
+export function reopenSessionTab(stack: readonly ClosedSessionTab[], tabs: readonly SessionTab[]) {
+  const remaining = [...stack]
+  while (remaining.length > 0) {
+    const entry = remaining.pop()!
+    if (tabs.some((tab) => tab.sessionID === entry.tab.sessionID)) continue
+    const next = [...tabs]
+    next.splice(Math.min(entry.index, tabs.length), 0, entry.tab)
+    return { stack: remaining, tabs: next, sessionID: entry.tab.sessionID }
+  }
+  return { stack: remaining, tabs: undefined, sessionID: undefined }
+}
+
 export function moveSessionTab(tabs: SessionTab[], sessionID: string, index: number): SessionTab[] {
   const from = tabs.findIndex((tab) => tab.sessionID === sessionID)
   const to = Math.max(0, Math.min(tabs.length - 1, index))

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

@@ -1,4 +1,4 @@
-import { createEffect, createMemo, onCleanup } from "solid-js"
+import { createEffect, createMemo, createSignal, onCleanup } from "solid-js"
 import { isDeepEqual } from "remeda"
 import { createSimpleContext } from "./helper"
 import { useClient } from "./client"
@@ -13,8 +13,12 @@ import {
   cycleSessionTab,
   moveSessionTab,
   moveSessionTabHistory,
+  NEW_SESSION_TAB_TITLE,
   openSessionTab,
+  recordClosedSessionTab,
   recordSessionTabHistory,
+  reopenSessionTab,
+  type ClosedSessionTab,
   type SessionTab,
   type SessionTabHistory,
   type SessionTabUnread,
@@ -55,7 +59,10 @@ export const { use: useSessionTabs, provider: SessionTabsProvider } = createSimp
       key: "sessionID",
     })
     const fallback = empty()
+    const [promptPulses, setPromptPulses] = createSignal<Record<string, number>>({})
     let history: SessionTabHistory = { entries: [], index: -1 }
+    // User-closed tabs eligible for reopening; in-memory like history, deleted sessions pruned.
+    let closedTabs: ClosedSessionTab[] = []
 
     function state() {
       if (config.tabs?.scope === "global") return store.global
@@ -71,12 +78,19 @@ export const { use: useSessionTabs, provider: SessionTabsProvider } = createSimp
 
     const root = (sessionID: string) => data.session.root(sessionID)
     const current = () => (route.data.type === "session" ? root(route.data.sessionID) : undefined)
+    const newTab = createMemo((open = false) => {
+      if (route.data.type === "home") return true
+      if (!open) return false
+      const sessionID = current()
+      return sessionID !== undefined && !state().tabs.some((tab) => tab.sessionID === sessionID)
+    }, false)
     const status = (sessionID: string) => {
       const session = root(sessionID)
       const members = data.session.family(session)
       const family = members.length > 0 ? members : [session]
       return {
         unread: state().unread[session],
+        promptPulse: promptPulses()[session] ?? 0,
         attention: family.some(
           (id) => (data.session.permission.list(id)?.length ?? 0) > 0 || (data.session.form.list(id)?.length ?? 0) > 0,
         ),
@@ -100,7 +114,7 @@ export const { use: useSessionTabs, provider: SessionTabsProvider } = createSimp
       if (route.data.type !== "session" || route.data.sessionID === "dummy") return
       const sessionID = root(route.data.sessionID)
       history = recordSessionTabHistory(history, sessionID)
-      const title = data.session.get(sessionID)?.title
+      const title = data.session.get(sessionID)?.title ?? (newTab() ? NEW_SESSION_TAB_TITLE : undefined)
       const tabs = openSessionTab(state().tabs, { sessionID, title })
       if (tabs === state().tabs && !state().unread[sessionID]) return
       update((draft) => {
@@ -176,6 +190,14 @@ export const { use: useSessionTabs, provider: SessionTabsProvider } = createSimp
     onCleanup(event.on("session.execution.succeeded", (evt) => markUnread(evt.data.sessionID, "activity")))
     onCleanup(event.on("session.execution.interrupted", (evt) => markUnread(evt.data.sessionID, "activity")))
     onCleanup(event.on("session.execution.failed", (evt) => markUnread(evt.data.sessionID, "error")))
+    onCleanup(
+      event.on("session.input.admitted", (evt) => {
+        if (!enabled() || evt.data.input.type !== "user") return
+        const sessionID = root(evt.data.sessionID)
+        if (current() === sessionID || !state().tabs.some((tab) => tab.sessionID === sessionID)) return
+        setPromptPulses((pulses) => ({ ...pulses, [sessionID]: (pulses[sessionID] ?? 0) + 1 }))
+      }),
+    )
     onCleanup(
       event.on("session.error", (evt) => {
         if (evt.data.sessionID) markUnread(evt.data.sessionID, "error")
@@ -183,6 +205,8 @@ export const { use: useSessionTabs, provider: SessionTabsProvider } = createSimp
     )
     onCleanup(
       event.on("session.deleted", (evt) => {
+        const target = root(evt.data.sessionID)
+        closedTabs = closedTabs.filter((entry) => entry.tab.sessionID !== target)
         remove(evt.data.sessionID, enabled())
       }),
     )
@@ -201,6 +225,12 @@ export const { use: useSessionTabs, provider: SessionTabsProvider } = createSimp
         draft.tabs = closeSessionTab(draft.tabs, target).tabs
         delete draft.unread[target]
       })
+      setPromptPulses((pulses) => {
+        if (pulses[target] === undefined) return pulses
+        const next = { ...pulses }
+        delete next[target]
+        return next
+      })
       if (selected) route.navigate(next ? { type: "session", sessionID: next } : { type: "home" })
     }
 
@@ -209,6 +239,9 @@ export const { use: useSessionTabs, provider: SessionTabsProvider } = createSimp
       tabs() {
         return state().tabs
       },
+      newTab() {
+        return newTab()
+      },
       current,
       status,
       select(sessionID: string) {
@@ -219,12 +252,28 @@ export const { use: useSessionTabs, provider: SessionTabsProvider } = createSimp
         if (!enabled()) return
         const target = sessionID ? root(sessionID) : current()
         if (!target) {
-          const previous = state().tabs.at(-1)
-          if (route.data.type === "home" && previous) route.navigate({ type: "session", sessionID: previous.sessionID })
+          const previous = moveSessionTabHistory(history, state().tabs, undefined, -1)
+          history = previous.history
+          const session = previous.sessionID ?? state().tabs.at(-1)?.sessionID
+          if (route.data.type === "home" && session) route.navigate({ type: "session", sessionID: session })
           return
         }
+        const index = state().tabs.findIndex((tab) => tab.sessionID === target)
+        const tab = state().tabs[index]
+        if (tab) closedTabs = recordClosedSessionTab(closedTabs, tab, index)
         remove(target, true)
       },
+      reopen() {
+        if (!enabled()) return
+        const result = reopenSessionTab(closedTabs, state().tabs)
+        closedTabs = result.stack
+        const tabs = result.tabs
+        if (!tabs || !result.sessionID) return
+        update((draft) => {
+          draft.tabs = tabs
+        })
+        route.navigate({ type: "session", sessionID: result.sessionID })
+      },
       move(sessionID: string, index: number) {
         if (!enabled()) return
         const session = root(sessionID)

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

@@ -2,7 +2,11 @@ import { Plugin } from "@opencode-ai/plugin/tui"
 import { useTerminalDimensions } from "@opentui/solid"
 import { batch, createSignal, For, onCleanup } from "solid-js"
 import { createStore, reconcile } from "solid-js/store"
-import { SessionTabs, type SessionTabsController } from "../../../component/session-tabs"
+import {
+  EMPTY_SESSION_TAB_STATUS,
+  SessionTabs,
+  type SessionTabsController,
+} from "../../../component/session-tabs"
 import { moveSessionTab } from "../../../context/session-tabs-model"
 import type { Story } from "./index"
 
@@ -23,7 +27,6 @@ const FIXTURE_TABS = [
   { sessionID: "fixture-12", title: "Prepare review" },
 ]
 
-const EMPTY_STATUS: FixtureStatus = { unread: undefined, attention: false, busy: false }
 const RUN_DURATION = 1_800
 const RESUME_DURATION = 900
 
@@ -66,7 +69,7 @@ function SessionTabsStory(props: { context: Plugin.Context }) {
     if (!resumed && roll < 0.25) {
       setStatuses((current) => ({
         ...current,
-        [sessionID]: { ...(current[sessionID] ?? EMPTY_STATUS), attention: true },
+        [sessionID]: { ...(current[sessionID] ?? EMPTY_SESSION_TAB_STATUS), attention: true },
       }))
       setLastEvent(`tab ${number(sessionID)} needs input; select it to resolve`)
       return
@@ -77,7 +80,7 @@ function SessionTabsStory(props: { context: Plugin.Context }) {
       setOutcomes((current) => ({ ...current, [sessionID]: failed ? "failed" : "completed" }))
       setStatuses((current) => ({
         ...current,
-        [sessionID]: { ...(current[sessionID] ?? EMPTY_STATUS), busy: false, unread },
+        [sessionID]: { ...(current[sessionID] ?? EMPTY_SESSION_TAB_STATUS), busy: false, unread },
       }))
       // An untitled session earns its title after its first completed run, like a real summarization.
       const index = number(sessionID) - 1
@@ -110,7 +113,7 @@ function SessionTabsStory(props: { context: Plugin.Context }) {
     tabs,
     current: active,
     status(sessionID) {
-      return statuses()[sessionID] ?? EMPTY_STATUS
+      return statuses()[sessionID] ?? EMPTY_SESSION_TAB_STATUS
     },
     select,
     move(sessionID: string, index: number) {
@@ -150,7 +153,7 @@ function SessionTabsStory(props: { context: Plugin.Context }) {
   const startRun = (sessionID: string) => {
     setStatuses((current) => ({
       ...current,
-      [sessionID]: { ...(current[sessionID] ?? EMPTY_STATUS), busy: true, unread: undefined },
+      [sessionID]: { ...(current[sessionID] ?? EMPTY_SESSION_TAB_STATUS), busy: true, unread: undefined },
     }))
     setOutcomes((current) => {
       const next = { ...current }
@@ -223,7 +226,7 @@ function SessionTabsStory(props: { context: Plugin.Context }) {
 
   const selectedState = () => {
     const current = active()
-    const status = current ? controller.status(current) : EMPTY_STATUS
+    const status = current ? controller.status(current) : EMPTY_SESSION_TAB_STATUS
     const activity = status.busy
       ? "running"
       : status.unread === "activity"
@@ -351,7 +354,7 @@ function SessionTabsStory(props: { context: Plugin.Context }) {
         paddingRight={1}
         flexDirection="row"
       >
-        <text fg={elevatedTheme.text.subdued}>storybook / session tabs</text>
+        <text fg={elevatedTheme.text.subdued}>storybook / tabs</text>
         <box flexGrow={1} />
         <text fg={elevatedTheme.text.subdued}>
           space/s run | t add | d close | r reset | ←/→ 1-0 move | drag reorders | esc back
@@ -363,6 +366,6 @@ function SessionTabsStory(props: { context: Plugin.Context }) {
 
 export const sessionTabsStory: Story = {
   id: "session-tabs",
-  title: "Session tabs",
+  title: "Tabs",
   render: (context) => <SessionTabsStory context={context} />,
 }

packages/tui/src/plugin/builtins.ts

@@ -18,6 +18,8 @@ export const builtins = [
   SidebarFooter,
   Notifications,
   Plugins,
-  Storybook,
+  // The storybook is a development tool; keep its route and palette commands out of
+  // normal launches and register it only for OPENCODE_STORY runs.
+  ...(process.env.OPENCODE_STORY ? [Storybook] : []),
   DiffViewer,
 ]

packages/tui/src/routes/session/composer/shell-tab.tsx

@@ -16,9 +16,7 @@ export function ShellTab(props: { sessionID: string }) {
   const composer = useComposerTab()
   const shortcuts = Keymap.useShortcuts()
 
-  const entries = createMemo(() =>
-    data.shell.list().filter((shell) => shell.metadata.sessionID === props.sessionID && shell.status === "running"),
-  )
+  const entries = createMemo(() => data.shell.listBySession(props.sessionID).filter((shell) => shell.status === "running"))
 
   const [store, setStore] = createStore({ selected: 0 })
   let scroll: ScrollBoxRenderable | undefined

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

@@ -1,26 +0,0 @@
-import { DialogSelect } from "../../ui/dialog-select"
-import { useRoute } from "../../context/route"
-
-export function DialogSubagent(props: { sessionID: string }) {
-  const route = useRoute()
-
-  return (
-    <DialogSelect
-      title="Subagent Actions"
-      options={[
-        {
-          title: "Open",
-          value: "subagent.view",
-          description: "the subagent's session",
-          onSelect: (dialog) => {
-            route.navigate({
-              type: "session",
-              sessionID: props.sessionID,
-            })
-            dialog.clear()
-          },
-        },
-      ]}
-    />
-  )
-}

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

@@ -1,91 +0,0 @@
-import { createMemo, Match, onCleanup, onMount, Show, Switch } from "solid-js"
-import { useTheme } from "../../context/theme"
-import { useData } from "../../context/data"
-import { useDirectory } from "../../context/directory"
-import { useConnected } from "../../component/use-connected"
-import { createStore } from "solid-js/store"
-import { useRoute } from "../../context/route"
-import { usePermission } from "../../context/permission"
-
-export function Footer() {
-  const theme = useTheme()
-  const data = useData()
-  const route = useRoute()
-  const permission = usePermission()
-  const mcp = createMemo(
-    () => (data.location.mcp.server.list() ?? []).filter((x) => x.status.status === "connected").length,
-  )
-  const mcpError = createMemo(() => (data.location.mcp.server.list() ?? []).some((x) => x.status.status === "failed"))
-  const permissions = createMemo(() => {
-    if (route.data.type !== "session") return []
-    return data.session.permission.list(route.data.sessionID) ?? []
-  })
-  const directory = useDirectory()
-  const connected = useConnected()
-
-  const [store, setStore] = createStore({
-    welcome: false,
-  })
-
-  onMount(() => {
-    // Track all timeouts to ensure proper cleanup
-    const timeouts: ReturnType<typeof setTimeout>[] = []
-
-    function tick() {
-      if (connected()) return
-      if (!store.welcome) {
-        setStore("welcome", true)
-        timeouts.push(setTimeout(() => tick(), 5000))
-        return
-      }
-
-      if (store.welcome) {
-        setStore("welcome", false)
-        timeouts.push(setTimeout(() => tick(), 10_000))
-        return
-      }
-    }
-    timeouts.push(setTimeout(() => tick(), 10_000))
-
-    onCleanup(() => {
-      timeouts.forEach(clearTimeout)
-    })
-  })
-
-  return (
-    <box flexDirection="row" justifyContent="space-between" gap={1} flexShrink={0}>
-      <text fg={theme.text.subdued}>{directory()}</text>
-      <box gap={2} flexDirection="row" flexShrink={0}>
-        <Switch>
-          <Match when={store.welcome}>
-            <text fg={theme.text.default}>
-              Get started <span style={{ fg: theme.text.subdued }}>/connect</span>
-            </text>
-          </Match>
-          <Match when={connected()}>
-            <Show when={permission.mode !== "auto" && permissions().length > 0}>
-              <text fg={theme.text.feedback.warning.default}>
-                <span style={{ fg: theme.text.feedback.warning.default }}>△</span> {permissions().length} Permission
-                {permissions().length > 1 ? "s" : ""}
-              </text>
-            </Show>
-            <Show when={mcp()}>
-              <text fg={theme.text.default}>
-                <Switch>
-                  <Match when={mcpError()}>
-                    <span style={{ fg: theme.text.feedback.error.default }}>⊙ </span>
-                  </Match>
-                  <Match when={true}>
-                    <span style={{ fg: theme.text.feedback.success.default }}>⊙ </span>
-                  </Match>
-                </Switch>
-                {mcp()} MCP
-              </text>
-            </Show>
-            <text fg={theme.text.subdued}>/status</text>
-          </Match>
-        </Switch>
-      </box>
-    </box>
-  )
-}

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

@@ -51,6 +51,7 @@ import { useClient } from "../../context/client"
 import { useEditorContext } from "../../context/editor"
 import { openEditor } from "../../editor"
 import { useDialog } from "../../ui/dialog"
+import { DialogConfirm } from "../../ui/dialog-confirm"
 import { DialogSessionRename } from "../../component/dialog-session-rename"
 import { DialogMessage } from "./dialog-message"
 import { DialogFork } from "./dialog-fork"
@@ -521,6 +522,32 @@ export function Session() {
       slash: { name: "rename" },
       run: () => DialogSessionRename.show(dialog, route.sessionID, session()?.title),
     },
+    {
+      title: "Delete session",
+      id: "session.delete",
+      group: "Session",
+      slash: { name: "delete" },
+      run: async () => {
+        const current = session()
+        if (!current) return
+        const confirmed = await DialogConfirm.show(
+          dialog,
+          "Delete Session",
+          `Delete "${current.title}"? This action cannot be undone.`,
+        )
+        if (confirmed !== true) return
+        const error = await client.api.session.remove({ sessionID: route.sessionID }).then(
+          () => undefined,
+          (error) => error,
+        )
+        if (!error) return
+        toast.show({
+          message: `Failed to delete session: ${errorMessage(error)}`,
+          variant: "error",
+          duration: 5000,
+        })
+      },
+    },
     {
       title: "Jump to message",
       id: "session.timeline",

packages/tui/src/routes/session/subagent-footer.tsx

@@ -1,115 +0,0 @@
-import { createMemo, createSignal, Show } from "solid-js"
-import { useRouteData } from "../../context/route"
-import { useData } from "../../context/data"
-import { useTheme } from "../../context/theme"
-import { SplitBorder } from "../../ui/border"
-import { Locale } from "../../util/locale"
-import { useTerminalDimensions } from "@opentui/solid"
-import { Keymap } from "../../context/keymap"
-import { contextUsage, formatContextUsage } from "../../util/session"
-
-const money = new Intl.NumberFormat("en-US", {
-  style: "currency",
-  currency: "USD",
-})
-
-export function SubagentFooter() {
-  const route = useRouteData("session")
-  const data = useData()
-  const session = createMemo(() => data.session.get(route.sessionID))
-
-  const subagentInfo = createMemo(() => {
-    const s = session()
-    if (!s) return "Subagent"
-    const agentMatch = s.title.match(/@(\w+) subagent/)
-    return agentMatch ? Locale.titlecase(agentMatch[1]) : "Subagent"
-  })
-
-  const usage = createMemo(() => {
-    const current = session()
-    if (!current) return
-    const cost = current.cost
-    const formattedCost = cost > 0 ? money.format(cost) : undefined
-    const context = contextUsage(
-      data.session.message.list(route.sessionID),
-      data.location.model.list(current.location),
-      current.revert?.messageID,
-    )
-
-    return {
-      context: context ? formatContextUsage(context.tokens, context.percent) : undefined,
-      cost: formattedCost,
-    }
-  })
-
-  const theme = useTheme("elevated")
-  const keymap = Keymap.use()
-  const shortcuts = Keymap.useShortcuts()
-  const [hover, setHover] = createSignal<"parent" | "prev" | "next" | null>(null)
-  useTerminalDimensions()
-
-  return (
-    <box flexShrink={0}>
-      <box
-        paddingTop={1}
-        paddingBottom={1}
-        paddingLeft={2}
-        paddingRight={1}
-        {...SplitBorder}
-        border={["left"]}
-        borderColor={theme.border.default}
-        flexShrink={0}
-        backgroundColor={theme.background.default}
-      >
-        <box flexDirection="row" justifyContent="space-between" gap={1}>
-          <box flexDirection="row" gap={1}>
-            <text fg={theme.text.default}>
-              <b>{subagentInfo()}</b>
-            </text>
-            <Show when={usage()}>
-              {(item) => (
-                <text fg={theme.text.subdued} wrapMode="none">
-                  {[item().context, item().cost].filter(Boolean).join(" · ")}
-                </text>
-              )}
-            </Show>
-          </box>
-          <box flexDirection="row" gap={2}>
-            <box
-              onMouseOver={() => setHover("parent")}
-              onMouseOut={() => setHover(null)}
-              onMouseUp={() => keymap.dispatch("session.parent")}
-              backgroundColor={
-                hover() === "parent" ? theme.background.action.primary.hovered : theme.background.default
-              }
-            >
-              <text fg={theme.text.default}>
-                Parent <span style={{ fg: theme.text.subdued }}>{shortcuts.get("session.parent")}</span>
-              </text>
-            </box>
-            <box
-              onMouseOver={() => setHover("prev")}
-              onMouseOut={() => setHover(null)}
-              onMouseUp={() => keymap.dispatch("session.child.previous")}
-              backgroundColor={hover() === "prev" ? theme.background.action.primary.hovered : theme.background.default}
-            >
-              <text fg={theme.text.default}>
-                Prev <span style={{ fg: theme.text.subdued }}>{shortcuts.get("session.child.previous")}</span>
-              </text>
-            </box>
-            <box
-              onMouseOver={() => setHover("next")}
-              onMouseOut={() => setHover(null)}
-              onMouseUp={() => keymap.dispatch("session.child.next")}
-              backgroundColor={hover() === "next" ? theme.background.action.primary.hovered : theme.background.default}
-            >
-              <text fg={theme.text.default}>
-                Next <span style={{ fg: theme.text.subdued }}>{shortcuts.get("session.child.next")}</span>
-              </text>
-            </box>
-          </box>
-        </box>
-      </box>
-    </box>
-  )
-}

packages/tui/src/ui/file-path.tsx

@@ -62,9 +62,14 @@ export function truncateFilePath(value: string, maxWidth: number) {
   const separatorWidth = stringWidth(separator)
   let width = stringWidth(prefix + basename)
   for (let index = segments.length - 2; index >= 0; index--) {
-    const next = stringWidth(segments[index]!) + separatorWidth
-    if (width + next > maxWidth) break
-    selected.unshift(segments[index]!)
+    const segment = segments[index]!
+    const next = stringWidth(segment) + separatorWidth
+    if (width + next > maxWidth) {
+      const available = maxWidth - width - separatorWidth
+      if (available > 1) selected.unshift(takeStart(segment, available - 1) + "…")
+      break
+    }
+    selected.unshift(segment)
     width += next
   }
   return prefix + selected.join(separator)

packages/tui/test/component/tab-pulse.test.tsx

@@ -1,6 +1,10 @@
+/** @jsxImportSource @opentui/solid */
 import { expect, test } from "bun:test"
 import { RGBA } from "@opentui/core"
+import { testRender } from "@opentui/solid"
+import { createSignal } from "solid-js"
 import {
+  TabPulse,
   blendTabPulseColor,
   completionPulseOpacity,
   glowIgnitionLevel,
@@ -8,6 +12,50 @@ import {
 } from "../../src/component/tab-pulse"
 import { tint } from "../../src/theme/color"
 
+test("a prompt pulse restarts the neutral edge flash while the tab remains busy", async () => {
+  const background = RGBA.fromHex("#101010")
+  const flash = RGBA.fromHex("#f0f0f0")
+  const [promptPulse, setPromptPulse] = createSignal(0)
+  const app = await testRender(
+    () => (
+      <box width={8} height={1} backgroundColor={background}>
+        <TabPulse
+          active={true}
+          promptPulse={promptPulse()}
+          color={background}
+          flashColor={flash}
+          backgroundColor={background}
+        />
+      </box>
+    ),
+    { width: 8, height: 1 },
+  )
+
+  const firstBackground = () => app.captureSpans().lines[0]?.spans[0]?.bg
+
+  try {
+    await app.renderOnce()
+    expect(firstBackground()?.equals(background)).toBeTrue()
+
+    setPromptPulse(1)
+    await Bun.sleep(80)
+    await app.renderOnce()
+    expect(firstBackground()?.equals(background)).toBeFalse()
+    expect(firstBackground()?.r ?? 0).toBeGreaterThan(0.17)
+
+    await Bun.sleep(800)
+    await app.renderOnce()
+    expect(firstBackground()?.equals(background)).toBeTrue()
+
+    setPromptPulse(2)
+    await Bun.sleep(80)
+    await app.renderOnce()
+    expect(firstBackground()?.equals(background)).toBeFalse()
+  } finally {
+    app.renderer.destroy()
+  }
+})
+
 test("completion pulse rises quickly and fades over the remaining duration", () => {
   expect(completionPulseOpacity(0)).toBe(0)
   expect(completionPulseOpacity(0.06)).toBeCloseTo(0.5)

packages/tui/test/config.test.tsx

@@ -106,8 +106,10 @@ test("opens the subagent picker with down", () => {
 test("navigates session tabs with leader arrows", () => {
   const config = resolve({}, { terminalSuspend: true })
 
-  expect(config.keybinds.get("session.tab.next")).toMatchObject([{ key: "ctrl+tab,<leader>right" }])
-  expect(config.keybinds.get("session.tab.previous")).toMatchObject([{ key: "ctrl+shift+tab,<leader>left" }])
+  expect(config.keybinds.get("session.tab.next")).toMatchObject([{ key: "ctrl+tab,<leader>right,alt+shift+]" }])
+  expect(config.keybinds.get("session.tab.previous")).toMatchObject([
+    { key: "ctrl+shift+tab,<leader>left,alt+shift+[" },
+  ])
   expect(config.keybinds.get("session.tab.history.back")).toMatchObject([{ key: "ctrl+o" }])
   expect(config.keybinds.get("session.tab.history.forward")).toMatchObject([{ key: "ctrl+i" }])
   expect(config.keybinds.get("session.tab.next_unread")).toMatchObject([{ key: "<leader>down" }])

packages/tui/test/context/session-tabs-model.test.ts

@@ -6,7 +6,9 @@ import {
   moveSessionTab,
   moveSessionTabHistory,
   openSessionTab,
+  recordClosedSessionTab,
   recordSessionTabHistory,
+  reopenSessionTab,
   seedSessionTabMotion,
   sessionTabComplete,
   sessionTabOverflowWidth,
@@ -136,6 +138,45 @@ describe("session tabs", () => {
     expect(moveSessionTabHistory(current, closed.tabs, "b", -1).sessionID).toBe("c")
   })
 
+  test("reopens the most recently closed tab at its original position", () => {
+    const tabs = ["a", "b", "c"].map((sessionID) => ({ sessionID }))
+    const stack = recordClosedSessionTab([], { sessionID: "b", title: "Middle" }, 1)
+    const reopened = reopenSessionTab(stack, [{ sessionID: "a" }, { sessionID: "c" }])
+
+    expect(reopened.sessionID).toBe("b")
+    expect(reopened.tabs).toEqual([{ sessionID: "a" }, { sessionID: "b", title: "Middle" }, { sessionID: "c" }])
+    expect(reopened.stack).toEqual([])
+    expect(reopenSessionTab([], tabs)).toEqual({ stack: [], tabs: undefined, sessionID: undefined })
+  })
+
+  test("skips and consumes closed entries that are already open", () => {
+    const stack = [
+      { tab: { sessionID: "a" }, index: 0 },
+      { tab: { sessionID: "b" }, index: 1 },
+    ]
+    const reopened = reopenSessionTab(stack, [{ sessionID: "b" }])
+
+    expect(reopened.sessionID).toBe("a")
+    expect(reopened.tabs).toEqual([{ sessionID: "a" }, { sessionID: "b" }])
+    expect(reopened.stack).toEqual([])
+  })
+
+  test("clamps restored positions and keeps one entry per session", () => {
+    const twice = recordClosedSessionTab(recordClosedSessionTab([], { sessionID: "a" }, 5), { sessionID: "a" }, 2)
+    expect(twice).toEqual([{ tab: { sessionID: "a" }, index: 2 }])
+
+    const reopened = reopenSessionTab(twice, [{ sessionID: "b" }])
+    expect(reopened.tabs).toEqual([{ sessionID: "b" }, { sessionID: "a" }])
+
+    const overflow = Array.from({ length: 12 }, (_, index) => ({ sessionID: String(index) })).reduce(
+      (stack, tab, index) => recordClosedSessionTab(stack, tab, index),
+      twice,
+    )
+    expect(overflow).toHaveLength(10)
+    expect(overflow.at(-1)?.tab.sessionID).toBe("11")
+    expect(overflow[0]?.tab.sessionID).toBe("2")
+  })
+
   test("reveals completion activity only after session work becomes idle", () => {
     expect(sessionTabComplete("activity", true)).toBe(false)
     expect(sessionTabComplete("activity", false)).toBe(true)
@@ -151,12 +192,12 @@ describe("session tabs", () => {
     expect(layout.widths.reduce((total, width) => total + width, 0)).toBe(76)
   })
 
-  test("does not reserve an active tab slot on the new session page", () => {
-    const tabs = ["a", "b", "c", "d", "e"].map((sessionID) => ({ sessionID }))
-    const layout = adaptiveSessionTabLayout(tabs, "dummy", 40)
+  test("reserves an active tab slot for the new session page", () => {
+    const tabs = ["a", "b", "c", "d", "new"].map((sessionID) => ({ sessionID }))
+    const layout = adaptiveSessionTabLayout(tabs, "new", 54)
 
     expect(layout.tabs).toEqual(tabs)
-    expect(layout.widths).toEqual([8, 8, 8, 8, 8])
+    expect(layout.widths).toEqual([8, 8, 8, 8, 22])
     expect(layout.widths.reduce((total, width) => total + width, 0)).toBe(layout.total)
   })
 

packages/tui/test/context/session-tabs.test.tsx

@@ -0,0 +1,156 @@
+/** @jsxImportSource @opentui/solid */
+import { expect, test } from "bun:test"
+import type { OpenCodeEvent } from "@opencode-ai/client"
+import { testRender } from "@opentui/solid"
+import { mkdtempSync, rmSync } from "fs"
+import { tmpdir } from "os"
+import path from "path"
+import { ConfigProvider } from "../../src/config"
+import { ClientProvider, useClient } from "../../src/context/client"
+import { DataProvider } from "../../src/context/data"
+import { RouteProvider, useRoute } from "../../src/context/route"
+import { TuiAppProvider } from "../../src/context/runtime"
+import { SessionTabsProvider, useSessionTabs } from "../../src/context/session-tabs"
+import { NEW_SESSION_TAB_TITLE } from "../../src/context/session-tabs-model"
+import { StorageProvider } from "../../src/context/storage"
+import { createApi, createEventStream, createFetch, directory } from "../fixture/tui-client"
+import { TestTuiContexts } from "../fixture/tui-environment"
+import { createTuiResolvedConfig } from "../fixture/tui-runtime"
+
+async function wait(fn: () => boolean, timeout = 2_000) {
+  const start = Date.now()
+  while (!fn()) {
+    if (Date.now() - start > timeout) throw new Error("timed out waiting for condition")
+    await Bun.sleep(10)
+  }
+}
+
+async function renderSessionTabs(initialSessionID: string) {
+  const state = mkdtempSync(path.join(tmpdir(), "opencode-session-tabs-"))
+  const events = createEventStream()
+  const calls = createFetch(undefined, events)
+  let tabs!: ReturnType<typeof useSessionTabs>
+  let route!: ReturnType<typeof useRoute>
+  let client!: ReturnType<typeof useClient>
+
+  function Probe() {
+    tabs = useSessionTabs()
+    route = useRoute()
+    client = useClient()
+    return <box />
+  }
+
+  const app = await testRender(() => (
+    <TestTuiContexts paths={{ state }}>
+      <TuiAppProvider value={{ name: "test", version: "test", channel: "test" }}>
+        <StorageProvider>
+          <ConfigProvider config={createTuiResolvedConfig({ tabs: { enabled: true } })}>
+            <RouteProvider initialRoute={{ type: "session", sessionID: initialSessionID }}>
+              <ClientProvider api={createApi(calls.fetch)}>
+                <DataProvider>
+                  <SessionTabsProvider>
+                    <Probe />
+                  </SessionTabsProvider>
+                </DataProvider>
+              </ClientProvider>
+            </RouteProvider>
+          </ConfigProvider>
+        </StorageProvider>
+      </TuiAppProvider>
+    </TestTuiContexts>
+  ))
+
+  await wait(() => client.connection.status() === "connected")
+  return {
+    tabs,
+    route,
+    emit: (event: OpenCodeEvent) => events.emit({ ...event, location: { directory } }),
+    destroy() {
+      app.renderer.destroy()
+      rmSync(state, { recursive: true, force: true })
+    },
+  }
+}
+
+test("user prompt admissions pulse an already-busy background tab", async () => {
+  const setup = await renderSessionTabs("background")
+  const admitted = (sessionID: string, inputID: string): OpenCodeEvent => ({
+    id: `evt_${inputID}`,
+    created: Date.now(),
+    type: "session.input.admitted",
+    durable: { aggregateID: sessionID, seq: Number(inputID.replace(/\D/g, "")), version: 1 },
+    data: {
+      sessionID,
+      inputID,
+      input: { type: "user", data: { text: inputID }, delivery: "steer" },
+    },
+  })
+
+  try {
+    await wait(() => setup.tabs.tabs().some((tab) => tab.sessionID === "background"))
+    setup.route.navigate({ type: "session", sessionID: "active" })
+    await wait(() => setup.tabs.current() === "active" && setup.tabs.tabs().length === 2)
+
+    setup.emit({
+      id: "evt_context",
+      created: Date.now(),
+      type: "session.input.admitted",
+      durable: { aggregateID: "background", seq: 0, version: 1 },
+      data: {
+        sessionID: "background",
+        inputID: "msg_context",
+        input: { type: "synthetic", data: { text: "editor context" }, delivery: "steer" },
+      },
+    })
+    await Bun.sleep(20)
+    expect(setup.tabs.status("background").promptPulse).toBe(0)
+
+    setup.emit(admitted("background", "msg_1"))
+    await wait(
+      () => setup.tabs.status("background").promptPulse === 1 && setup.tabs.status("background").busy,
+    )
+
+    setup.emit(admitted("background", "msg_2"))
+    await wait(() => setup.tabs.status("background").promptPulse === 2)
+
+    setup.emit(admitted("active", "msg_3"))
+    await Bun.sleep(20)
+    expect(setup.tabs.status("active").promptPulse).toBe(0)
+    expect(setup.tabs.status("background")).toMatchObject({ promptPulse: 2, busy: true })
+  } finally {
+    setup.destroy()
+  }
+})
+
+test("tracks a temporary new session tab across close and creation", async () => {
+  const setup = await renderSessionTabs("first")
+
+  try {
+    await wait(() => setup.tabs.current() === "first")
+    setup.route.navigate({ type: "session", sessionID: "second" })
+    await wait(() => setup.tabs.current() === "second" && setup.tabs.tabs().length === 2)
+    setup.route.navigate({ type: "session", sessionID: "first" })
+    await wait(() => setup.tabs.current() === "first")
+
+    setup.route.navigate({ type: "home" })
+    await wait(() => setup.tabs.newTab() && setup.tabs.current() === undefined)
+    expect(setup.tabs.tabs().map((tab) => tab.sessionID)).toEqual(["first", "second"])
+    setup.tabs.close()
+    await wait(() => setup.route.data.type === "session")
+
+    expect(setup.route.data).toEqual({ type: "session", sessionID: "first" })
+
+    setup.route.navigate({ type: "home" })
+    await wait(() => setup.tabs.newTab())
+    setup.route.navigate({ type: "session", sessionID: "third" })
+    expect(setup.tabs.newTab()).toBe(true)
+    await wait(
+      () => setup.tabs.current() === "third" && setup.tabs.tabs().some((tab) => tab.sessionID === "third"),
+    )
+
+    expect(setup.tabs.newTab()).toBe(false)
+    expect(setup.tabs.tabs().find((tab) => tab.sessionID === "third")?.title).toBe(NEW_SESSION_TAB_TITLE)
+  } finally {
+    setup.destroy()
+  }
+})

packages/tui/test/ui/file-path.test.ts

@@ -14,6 +14,11 @@ describe("truncateFilePath", () => {
     expect(truncateFilePath(path, 19)).toBe("…/dialog-select.tsx")
   })
 
+  test("uses remaining width for part of a long parent segment", () => {
+    const path = "/private/var/folders/run-17f048ec-dbb2-4b36-860c-98637bb51a8d/files"
+    expect(truncateFilePath(path, 40)).toBe("/…/run-17f048ec-dbb2-4b36-860c-98…/files")
+  })
+
   test("preserves the extension when the basename must shrink", () => {
     expect(truncateFilePath(path, 16)).toBe("…/dialog-se….tsx")
     expect(truncateFilePath("dialog-select.tsx", 12)).toBe("dialog-….tsx")

packages/util/src/fs-util.ts

@@ -28,6 +28,13 @@ export namespace FSUtil {
     readonly type: "file" | "directory" | "symlink" | "other"
   }
 
+  export interface UpOptions {
+    readonly targets: string[]
+    readonly start: string
+    readonly stop?: string
+    readonly mode?: "all" | "first"
+  }
+
   export interface Interface extends FileSystem.FileSystem {
     readonly isDir: (path: string) => Effect.Effect<boolean>
     readonly isFile: (path: string) => Effect.Effect<boolean>
@@ -40,7 +47,7 @@ export namespace FSUtil {
     readonly readDirectoryEntries: (path: string) => Effect.Effect<DirEntry[], Error>
     readonly resolve: (path: string) => Effect.Effect<string>
     readonly findUp: (target: string, start: string, stop?: string) => Effect.Effect<string[], Error>
-    readonly up: (options: { targets: string[]; start: string; stop?: string }) => Effect.Effect<string[], Error>
+    readonly up: (options: UpOptions) => Effect.Effect<string[], Error>
     readonly globUp: (pattern: string, start: string, stop?: string) => Effect.Effect<string[], Error>
     readonly scan: (pattern: string, options?: Glob.Options) => Effect.Effect<string[], Error>
     readonly globMatch: (pattern: string, filepath: string) => boolean
@@ -153,27 +160,16 @@ export namespace FSUtil {
         })
       })
 
-      const findUp = Effect.fn("FileSystem.findUp")(function* (target: string, start: string, stop?: string) {
-        const result: string[] = []
-        let current = start
-        while (true) {
-          const search = join(current, target)
-          if (yield* fs.exists(search)) result.push(search)
-          if (stop === current) break
-          const parent = dirname(current)
-          if (parent === current) break
-          current = parent
-        }
-        return result
-      })
-
-      const up = Effect.fn("FileSystem.up")(function* (options: { targets: string[]; start: string; stop?: string }) {
+      const up = Effect.fn("FileSystem.up")(function* (options: UpOptions) {
         const result: string[] = []
         let current = options.start
         while (true) {
           for (const target of options.targets) {
             const search = join(current, target)
-            if (yield* fs.exists(search)) result.push(search)
+            if (yield* fs.exists(search)) {
+              result.push(search)
+              if (options.mode === "first") return result
+            }
           }
           if (options.stop === current) break
           const parent = dirname(current)
@@ -183,6 +179,10 @@ export namespace FSUtil {
         return result
       })
 
+      const findUp = Effect.fn("FileSystem.findUp")((target: string, start: string, stop?: string) =>
+        up({ targets: [target], start, stop }),
+      )
+
       const globUp = Effect.fn("FileSystem.globUp")(function* (pattern: string, start: string, stop?: string) {
         const result: string[] = []
         let current = start

patches/@modelcontextprotocol%2Fsdk@1.29.0.patch

@@ -141,6 +141,15 @@ diff --git a/dist/cjs/client/streamableHttp.js b/dist/cjs/client/streamableHttp.
 index a29a7d3a0f14d9cd800ef5b296485237350c666f..c362ae5fe6c62c8c8eae7e2e61de1eedff5443c9 100644
 --- a/dist/cjs/client/streamableHttp.js
 +++ b/dist/cjs/client/streamableHttp.js
+@@ -204,7 +204,7 @@ class StreamableHTTPClientTransport {
+                     if (!event.event || event.event === 'message') {
+                         try {
+                             const message = types_js_1.JSONRPCMessageSchema.parse(JSON.parse(event.data));
+-                            if ((0, types_js_1.isJSONRPCResultResponse)(message)) {
++                            if ((0, types_js_1.isJSONRPCResultResponse)(message) || (0, types_js_1.isJSONRPCErrorResponse)(message)) {
+                                 // Mark that we received a response - no need to reconnect for this request
+                                 receivedResponse = true;
+                                 if (replayMessageId !== undefined) {
 @@ -290,7 +290,38 @@ class StreamableHTTPClientTransport {
          this.onclose?.();
      }
@@ -518,10 +527,19 @@ index 624172aa24ae255a67c083f9c19053343e4a0581..ac75b14545fda44aff7ff4d97cc5da88
 @@ -1,5 +1,5 @@
  import { createFetchWithInit, normalizeHeaders } from '../shared/transport.js';
 -import { isInitializedNotification, isJSONRPCRequest, isJSONRPCResultResponse, JSONRPCMessageSchema } from '../types.js';
-+import { isInitializedNotification, isInitializeRequest, isJSONRPCRequest, isJSONRPCResultResponse, JSONRPCMessageSchema } from '../types.js';
++import { isInitializedNotification, isInitializeRequest, isJSONRPCErrorResponse, isJSONRPCRequest, isJSONRPCResultResponse, JSONRPCMessageSchema } from '../types.js';
  import { auth, extractWWWAuthenticateParams, UnauthorizedError } from './auth.js';
  import { EventSourceParserStream } from 'eventsource-parser/stream';
  // Default reconnection options for StreamableHTTP connections
+@@ -200,7 +200,7 @@ export class StreamableHTTPClientTransport {
+                     if (!event.event || event.event === 'message') {
+                         try {
+                             const message = JSONRPCMessageSchema.parse(JSON.parse(event.data));
+-                            if (isJSONRPCResultResponse(message)) {
++                            if (isJSONRPCResultResponse(message) || isJSONRPCErrorResponse(message)) {
+                                 // Mark that we received a response - no need to reconnect for this request
+                                 receivedResponse = true;
+                                 if (replayMessageId !== undefined) {
 @@ -286,7 +286,38 @@ export class StreamableHTTPClientTransport {
          this.onclose?.();
      }