feat(tui): show recently closed tabs in new session menu

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

bun.lock

@@ -32,7 +32,7 @@
     },
     "packages/ai": {
       "name": "@opencode/ai",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@aws-sdk/credential-providers": "3.1057.0",
         "@opencode/schema": "workspace:*",
@@ -54,7 +54,7 @@
     },
     "packages/app": {
       "name": "@opencode/app",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@corvu/drawer": "catalog:",
         "@dnd-kit/abstract": "0.5.0",
@@ -112,7 +112,7 @@
     },
     "packages/cli": {
       "name": "@opencode/cli",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "bin": {
         "opencode": "./bin/opencode.cjs",
         "opencode2": "./bin/opencode2.cjs",
@@ -178,7 +178,7 @@
     },
     "packages/client": {
       "name": "@opencode/client",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@opencode/protocol": "workspace:*",
         "@opencode/schema": "workspace:*",
@@ -204,7 +204,7 @@
     },
     "packages/codemode": {
       "name": "@opencode/codemode",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "acorn": "8.15.0",
         "effect": "catalog:",
@@ -217,7 +217,7 @@
     },
     "packages/console/app": {
       "name": "@opencode/console-app",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@cloudflare/vite-plugin": "1.15.2",
         "@ibm/plex": "6.4.1",
@@ -253,7 +253,7 @@
     },
     "packages/console/core": {
       "name": "@opencode/console-core",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@aws-sdk/client-sts": "3.782.0",
         "@jsx-email/render": "1.1.1",
@@ -280,7 +280,7 @@
     },
     "packages/console/function": {
       "name": "@opencode/console-function",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@openauthjs/openauth": "0.0.0-20250322224806",
         "@opencode/console-core": "workspace:*",
@@ -297,7 +297,7 @@
     },
     "packages/console/mail": {
       "name": "@opencode/console-mail",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@jsx-email/all": "2.2.3",
         "@jsx-email/cli": "1.4.3",
@@ -321,7 +321,7 @@
     },
     "packages/console/support": {
       "name": "@opencode/console-support",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@cloudflare/vite-plugin": "1.15.2",
         "@opencode/console-core": "workspace:*",
@@ -341,7 +341,7 @@
     },
     "packages/core": {
       "name": "@opencode/core",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@ai-sdk/cohere": "3.0.27",
         "@ai-sdk/gateway": "3.0.104",
@@ -409,7 +409,7 @@
     },
     "packages/desktop": {
       "name": "@opencode/desktop",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@zip.js/zip.js": "2.7.62",
         "electron-context-menu": "5.0.0",
@@ -439,7 +439,7 @@
         "drizzle-kit": "catalog:",
         "drizzle-orm": "catalog:",
         "effect": "catalog:",
-        "electron": "44.4.3",
+        "electron": "44.4.5",
         "electron-builder": "26.15.7",
         "electron-vite": "6.0.0-beta.1",
         "puppeteer-core": "25.9.0",
@@ -458,7 +458,7 @@
     },
     "packages/enterprise": {
       "name": "@opencode/enterprise",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@hono/standard-validator": "catalog:",
         "@opencode-ai/sdk": "1.18.21",
@@ -495,7 +495,7 @@
     },
     "packages/function": {
       "name": "@opencode/function",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@octokit/auth-app": "8.0.1",
         "@octokit/rest": "catalog:",
@@ -511,7 +511,7 @@
     },
     "packages/http-recorder": {
       "name": "@opencode/http-recorder",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@effect/platform-node-shared": "4.0.0-rc.112",
       },
@@ -530,7 +530,7 @@
     },
     "packages/httpapi-codegen": {
       "name": "@opencode/httpapi-codegen",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "effect": "catalog:",
         "prettier": "3.6.2",
@@ -543,7 +543,7 @@
     },
     "packages/latex": {
       "name": "@opencode/latex",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@opencode/plugin": "workspace:*",
         "@opentui/core": "catalog:",
@@ -557,7 +557,7 @@
     },
     "packages/merman": {
       "name": "@opencode/merman",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@opencode/plugin": "workspace:*",
         "@opentui/core": "catalog:",
@@ -572,7 +572,7 @@
     },
     "packages/plugin": {
       "name": "@opencode/plugin",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@ai-sdk/provider": "3.0.8",
         "@opencode/ai": "workspace:*",
@@ -611,7 +611,7 @@
     },
     "packages/plugin-browser": {
       "name": "@opencode/plugin-browser",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@opencode/plugin": "workspace:*",
         "@opencode/schema": "workspace:*",
@@ -641,7 +641,7 @@
     },
     "packages/protocol": {
       "name": "@opencode/protocol",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@opencode/schema": "workspace:*",
         "effect": "catalog:",
@@ -656,7 +656,7 @@
     },
     "packages/schema": {
       "name": "@opencode/schema",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@standard-schema/spec": "catalog:",
         "effect": "catalog:",
@@ -680,7 +680,7 @@
     },
     "packages/sdk": {
       "name": "@opencode/sdk",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@opencode/client": "workspace:*",
         "@opencode/core": "workspace:*",
@@ -701,7 +701,7 @@
     },
     "packages/server": {
       "name": "@opencode/server",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@effect/platform-node": "catalog:",
         "@effect/platform-node-shared": "catalog:",
@@ -723,7 +723,7 @@
     },
     "packages/session-ui": {
       "name": "@opencode/session-ui",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@kobalte/core": "catalog:",
         "@opencode/client": "workspace:*",
@@ -758,7 +758,7 @@
     },
     "packages/simulation": {
       "name": "@opencode/simulation",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@opencode/ai": "workspace:*",
         "@opencode/core": "workspace:*",
@@ -778,7 +778,7 @@
     },
     "packages/stats/app": {
       "name": "@opencode/stats-app",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@ibm/plex": "6.4.1",
         "@kobalte/core": "catalog:",
@@ -812,7 +812,7 @@
     },
     "packages/stats/core": {
       "name": "@opencode/stats-core",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@aws-sdk/client-athena": "3.933.0",
         "@planetscale/database": "1.19.0",
@@ -831,7 +831,7 @@
     },
     "packages/stats/server": {
       "name": "@opencode/stats-server",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@aws-sdk/client-firehose": "3.933.0",
         "@effect/platform-node": "catalog:",
@@ -877,7 +877,7 @@
     },
     "packages/theme": {
       "name": "@opencode/theme",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@opentui/core": "catalog:",
         "effect": "catalog:",
@@ -891,7 +891,7 @@
     },
     "packages/tui": {
       "name": "@opencode/tui",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@opencode/client": "workspace:*",
         "@opencode/core": "workspace:*",
@@ -925,7 +925,7 @@
     },
     "packages/ui": {
       "name": "@opencode/ui",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@kobalte/core": "catalog:",
         "@pierre/diffs": "catalog:",
@@ -960,7 +960,7 @@
     },
     "packages/util": {
       "name": "@opencode/util",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@effect/opentelemetry": "catalog:",
         "@effect/platform-node": "catalog:",
@@ -998,7 +998,7 @@
     },
     "packages/web": {
       "name": "@opencode/web",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "@astrojs/cloudflare": "12.6.3",
         "@astrojs/markdown-remark": "6.3.1",
@@ -1039,7 +1039,7 @@
     },
     "services/update": {
       "name": "@opencode/update",
-      "version": "2.0.18",
+      "version": "2.0.19",
       "dependencies": {
         "jose": "6.0.11",
         "semver": "catalog:",
@@ -1119,7 +1119,7 @@
     "@opentui/core": "0.5.12",
     "@opentui/keymap": "0.5.12",
     "@opentui/solid": "0.5.12",
-    "@pierre/diffs": "1.2.10",
+    "@pierre/diffs": "1.5.1",
     "@playwright/test": "1.59.1",
     "@sentry/solid": "10.71.0",
     "@sentry/vite-plugin": "5.4.0",
@@ -2530,11 +2530,11 @@
 
     "@peculiar/webcrypto": ["@peculiar/webcrypto@1.7.1", "", { "dependencies": { "@peculiar/asn1-schema": "^2.7.0", "@peculiar/json-schema": "^1.1.12", "@peculiar/utils": "^2.0.2", "tslib": "^2.8.1", "webcrypto-core": "^1.9.2" } }, "sha512-ODOov0sGMJMf3jPonOkgGqPknTsu+DdQ7kD++gz8aI+aFMOMHFbWAA2taqXXVTdP+OTOQR/znGvSpmkeI0WTYQ=="],
 
-    "@pierre/diffs": ["@pierre/diffs@1.2.10", "", { "dependencies": { "@pierre/theme": "1.0.3", "@pierre/theming": "0.0.1", "@shikijs/transformers": "^3.0.0 || ^4.0.0", "diff": "8.0.3", "hast-util-to-html": "9.0.5", "lru_map": "0.4.1", "shiki": "^3.0.0 || ^4.0.0" }, "peerDependencies": { "react": "^18.3.1 || ^19.0.0", "react-dom": "^18.3.1 || ^19.0.0" } }, "sha512-rPeAmDWarxFVTQpaf4y6wTxjZxU44xKJKoJti2zU21P06DVd9nRHZX+xSIObLB307Qjpaesyb1x/j0z94t7vLw=="],
+    "@pierre/diffs": ["@pierre/diffs@1.5.1", "", { "dependencies": { "@pierre/theme": "2.0.0", "@pierre/theming": "1.0.1", "@shikijs/transformers": "^3.0.0 || ^4.0.0", "diff": "9.0.0", "hast-util-to-html": "9.0.5", "lru_map": "0.4.1", "shiki": "^3.0.0 || ^4.0.0" }, "peerDependencies": { "react": "^18.3.1 || ^19.0.0", "react-dom": "^18.3.1 || ^19.0.0" }, "optionalPeers": ["react", "react-dom"] }, "sha512-+EXNfz4ZXI6FHr7P6ToWEORwyYiPVfAmzhA70xF+0y/oNvj7gbNTLJJ6jNzkBjuMbRlu564TAmgYZLc5OyHURA=="],
 
-    "@pierre/theme": ["@pierre/theme@1.0.3", "", {}, "sha512-sWHv11TMoqKxKDgTIk5VbhQjdPhs8DCcBxbjh3mRlS3YOM/OcrWoGX6MM8eBGn9cUu3M46Py0JnxsG2nJaFTuA=="],
+    "@pierre/theme": ["@pierre/theme@2.0.0", "", {}, "sha512-yNDd9GYLQl1mEUJR8AneJ5e4ohLIHQd/wZLWr4fagt78vS2RwwZNW530vVgHqXFAyFVcFlRmGUD5ramXH46OXw=="],
 
-    "@pierre/theming": ["@pierre/theming@0.0.1", "", { "peerDependencies": { "@pierre/theme": "^1.0.0", "@shikijs/themes": "^3.0.0 || ^4.0.0", "react": "^18.3.1 || ^19.0.0", "react-dom": "^18.3.1 || ^19.0.0", "shiki": "^3.0.0 || ^4.0.0" }, "optionalPeers": ["@pierre/theme", "@shikijs/themes", "react", "react-dom", "shiki"] }, "sha512-1thlEtJbqdyLzc1ZS2KQa1q7FzDGHT4dTEdKHoyQjOMeWWOmbVG5/ndEfOKfAb5Fzkz8cNJrOjFLiZoDH/A03A=="],
+    "@pierre/theming": ["@pierre/theming@1.0.1", "", { "peerDependencies": { "@pierre/theme": "^1.1.0 || ^2.0.0", "@shikijs/themes": "^3.0.0 || ^4.0.0", "react": "^18.3.1 || ^19.0.0", "react-dom": "^18.3.1 || ^19.0.0", "shiki": "^3.0.0 || ^4.0.0" }, "optionalPeers": ["@pierre/theme", "@shikijs/themes", "react", "react-dom", "shiki"] }, "sha512-WCI5Qd7iprDpISL9fBYOLe8RV53+b7mFNA3bPzl60/2CKCSrsKN8zEcep6Y3BAzvARlmca50zGjDodqPGiTUKA=="],
 
     "@pierre/trees": ["@pierre/trees@1.0.0-beta.4", "", { "dependencies": { "preact": "11.0.0-beta.0", "preact-render-to-string": "6.6.5" }, "peerDependencies": { "react": "^18.3.1 || ^19.0.0", "react-dom": "^18.3.1 || ^19.0.0" } }, "sha512-OfT1yk9ne8Te5+GB5zUY8yqE6B8BqjBHQJleH4lu8ltwNpoocZl4vXt1AzlEExpxI/pp+AFX5QG+lR3JjtTEag=="],
 
@@ -3870,7 +3870,7 @@
 
     "ejs": ["ejs@3.1.10", "", { "dependencies": { "jake": "^10.8.5" }, "bin": { "ejs": "bin/cli.js" } }, "sha512-UeJmFfOrAQS8OJWPZ4qtgHyWExa088/MtK5UEyoJGFH67cDEXkZSviOiKRCZ4Xij0zxI3JECgYs3oKx+AizQBA=="],
 
-    "electron": ["electron@44.4.3", "", { "dependencies": { "@electron-internal/extract-zip": "^1.0.1", "@electron/get": "^5.0.0", "@types/node": "^24.9.0" }, "bin": { "electron": "cli.js", "install-electron": "install.js" } }, "sha512-LTpSFTB40qVCXIX5xMo+cgHI/Jjkbjw7VpB26PccEbroqOn72LBukeaDwPVo1fBYzSzs0c9iPuAucFCO7Tw81Q=="],
+    "electron": ["electron@44.4.5", "", { "dependencies": { "@electron-internal/extract-zip": "^1.0.1", "@electron/get": "^5.0.0", "@types/node": "^24.9.0" }, "bin": { "electron": "cli.js", "install-electron": "install.js" } }, "sha512-SjgoaeYsSWZfJzubgQU7juvuXMTvn6/e1gAHdGFA/yuMbpF+I+skYqIJ6DdXBXHeWbkbpNpmwZCTpiivtlWZSw=="],
 
     "electron-builder": ["electron-builder@26.15.7", "", { "dependencies": { "app-builder-lib": "26.15.7", "builder-util": "26.15.3", "builder-util-runtime": "9.7.0", "chalk": "^4.1.2", "ci-info": "^4.2.0", "dmg-builder": "26.15.7", "fs-extra": "^10.1.0", "lazy-val": "^1.0.5", "simple-update-notifier": "2.0.0", "yargs": "^17.6.2" }, "bin": { "electron-builder": "./cli.js", "install-app-deps": "./install-app-deps.js" } }, "sha512-DBpaNzxsPs1BvEblzFoNriSbzsBqDCy/gseIngeEhYzQG1IxfB7Hvc2tBBVmpWE2BTQGP9J1RrAvDT+Vc/uAxg=="],
 
@@ -6258,11 +6258,7 @@
 
     "@parcel/watcher/detect-libc": ["detect-libc@1.0.3", "", { "bin": { "detect-libc": "./bin/detect-libc.js" } }, "sha512-pGjwhsmsp4kL2RTz08wcOlGN83otlqHeD/Z5T8GXZB+/YcpQ/dgo+lbU8ZsGxV0HIvqqxo9l7mqYwyYMD9bKDg=="],
 
-    "@pierre/diffs/diff": ["diff@8.0.3", "", {}, "sha512-qejHi7bcSD4hQAZE0tNAawRK1ZtafHDmMTMkrrIGgSLl7hTnQHmKCeB45xAcbfTqK2zowkM3j3bHt/4b/ARbYQ=="],
-
-    "@pierre/diffs/react": ["react@19.2.8", "", {}, "sha512-PWaYA1L/q9u2u7xYQi+Y3L3Yfnie7XyLeaJICV1MGD6LprsBxcAqGjYyr0eY3p+QdsA+x/Irkt4Qif8D63+Sbw=="],
-
-    "@pierre/diffs/react-dom": ["react-dom@19.2.8", "", { "dependencies": { "scheduler": "^0.27.0" }, "peerDependencies": { "react": "^19.2.8" } }, "sha512-rVprimfGBG3DR+Tq0IQG2DT5PxKth1WIGDmj5yPmlzr4YBe7uyE+Du4oVqTDXZSHGGGXRtTJEGSSePyQCMBglQ=="],
+    "@pierre/diffs/diff": ["diff@9.0.0", "", {}, "sha512-svtcdpS8CgJyqAjEQIXdb3OjhFVVYjzGAPO8WGCmRbrml64SPw/jJD4GoE98aR7r25A0XcgrK3F02yw9R/vhQw=="],
 
     "@pierre/trees/react": ["react@19.2.8", "", {}, "sha512-PWaYA1L/q9u2u7xYQi+Y3L3Yfnie7XyLeaJICV1MGD6LprsBxcAqGjYyr0eY3p+QdsA+x/Irkt4Qif8D63+Sbw=="],
 
@@ -7160,8 +7156,6 @@
 
     "@oxc-resolver/binding-wasm32-wasi/@emnapi/core/@emnapi/wasi-threads": ["@emnapi/wasi-threads@1.2.2", "", { "dependencies": { "tslib": "^2.4.0" } }, "sha512-c95qOXkHdydNKhscBTebqEC1CVAZpyqOfVfBzQ1qgzyl3gfeldUjIggDbIZgDKsHLgnsM+igH7TJ/eAasaVuMA=="],
 
-    "@pierre/diffs/react-dom/scheduler": ["scheduler@0.27.0", "", {}, "sha512-eNv+WrVbKu1f3vbYJT/xtiF5syA5HPIMtf9IgY/nKg0sWqzAUEvqY/xm7OcZc/qafLx/iO9FgOmeSAp4v5ti/Q=="],
-
     "@pierre/trees/react-dom/scheduler": ["scheduler@0.27.0", "", {}, "sha512-eNv+WrVbKu1f3vbYJT/xtiF5syA5HPIMtf9IgY/nKg0sWqzAUEvqY/xm7OcZc/qafLx/iO9FgOmeSAp4v5ti/Q=="],
 
     "@puppeteer/browsers/yargs/cliui": ["cliui@9.0.1", "", { "dependencies": { "string-width": "^7.2.0", "strip-ansi": "^7.1.0", "wrap-ansi": "^9.0.0" } }, "sha512-k7ndgKhwoQveBL+/1tqGJYNz097I7WOvwbmmU2AR5+magtbjPWQTS1C5vzGkBC8Ym8UWRzfKUzUUqFLypY4Q+w=="],

package.json

@@ -2,7 +2,7 @@
   "$schema": "https://json.schemastore.org/package.json",
   "name": "opencode",
   "description": "AI-powered development tool",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "private": true,
   "type": "module",
   "packageManager": "bun@1.4.2",
@@ -68,7 +68,7 @@
       "@tsconfig/bun": "1.0.9",
       "@cloudflare/workers-types": "4.20251008.0",
       "@openauthjs/openauth": "0.0.0-20250322224806",
-      "@pierre/diffs": "1.2.10",
+      "@pierre/diffs": "1.5.1",
       "opentui-spinner": "0.0.7",
       "@solid-primitives/event-listener": "2.4.6",
       "@solid-primitives/media": "2.3.6",

packages/ai/package.json

@@ -1,6 +1,6 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "name": "@opencode/ai",
   "type": "module",
   "license": "MIT",

packages/ai/src/cache-policy.ts

@@ -38,8 +38,15 @@ const resolve = (policy: CachePolicy | undefined): CachePolicyObject => {
 // prefix caching, Gemini's implicit + out-of-band CachedContent). Skip the
 // whole policy pass for these — emitting hints would be harmless but pointless.
 const RESPECTS_INLINE_HINTS = new Set([
+  "alibaba-messages",
   "anthropic-messages",
+  "anthropic-compatible-messages",
+  "cloudflare-ai-gateway-messages",
   "google-vertex-messages",
+  "meta-messages",
+  "minimax-messages",
+  "moonshot-messages",
+  "zai-coding-messages",
   "bedrock-converse",
   "openrouter",
 ])

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

@@ -29,6 +29,7 @@ import { JsonObject, knownString, optionalArray, optionalNull, ProviderShared }
 import { classifyProviderFailure } from "../provider-error.js"
 import { effortUpdate, resolveEffortUpdates } from "../effort-updates.js"
 import * as Cache from "./utils/cache.js"
+import { claudeVersion, supportsThinkingBlockBinding, THINKING_BINDING_BETA } from "./utils/claude-model.js"
 import { Lifecycle } from "./utils/lifecycle.js"
 import { ToolStream } from "./utils/tool-stream.js"
 
@@ -988,22 +989,6 @@ const lowerMessages = Effect.fn("AnthropicMessages.lowerMessages")(function* (
   return messages
 })
 
-// Accept gateway namespaces and Vertex suffixes without treating a snapshot date as a minor version.
-const claudeVersion = (id: string) => {
-  const match = /(?:^|[./])claude-(?<family>[a-z]+)-(?<major>\d+)(?:[.-](?<minor>\d{1,2}))?(?:$|[-:@])/.exec(
-    id.toLowerCase(),
-  )?.groups
-  if (!match) return undefined
-  return { family: match.family, major: Number(match.major), minor: Number(match.minor ?? 0) }
-}
-
-const supportsThinkingBlockBinding = (model: LLMRequest["model"]) => {
-  const override = model.compatibility?.supportsThinkingBlockBinding
-  if (override !== undefined) return override
-  const version = claudeVersion(model.id)
-  return version !== undefined && (version.major > 5 || (version.major === 5 && version.minor >= 1))
-}
-
 const supportsEffortUpdates = (model: LLMRequest["model"]) => {
   const override = model.compatibility?.supportsEffortUpdates
   if (override !== undefined) return override
@@ -1652,8 +1637,7 @@ function requiredBetaHeaders(body: Pick<AnthropicMessagesBody, "messages" | "con
     betas.push("mid-conversation-output-config-2026-07-01")
 
   const thinking = body.thinking
-  if (thinking && thinking.type !== "disabled" && thinking.block_binding)
-    betas.push("thinking-binding-controls-2026-08-01")
+  if (thinking && thinking.type !== "disabled" && thinking.block_binding) betas.push(THINKING_BINDING_BETA)
   return betas
 }
 

packages/ai/src/protocols/bedrock-converse.ts

@@ -23,6 +23,7 @@ import { JsonObject, optionalArray, ProviderShared } from "./shared.js"
 import { BedrockAuth } from "./utils/bedrock-auth.js"
 import { BedrockCache } from "./utils/bedrock-cache.js"
 import { BedrockMedia } from "./utils/bedrock-media.js"
+import { supportsThinkingBlockBinding, THINKING_BINDING_BETA } from "./utils/claude-model.js"
 import { Lifecycle } from "./utils/lifecycle.js"
 import { MistralToolID } from "./utils/mistral-tool-id.js"
 import { ToolStream } from "./utils/tool-stream.js"
@@ -443,6 +444,23 @@ const decodeOptions = ProviderShared.validateWith(Schema.decodeUnknownEffect(Opt
 // Claude on Bedrock requires the thinking budget below `maxTokens`, with a minimum of 1,024.
 const MIN_THINKING_BUDGET = 1_024
 
+const isThinkingDisabled = Schema.is(
+  Schema.Struct({
+    additionalModelRequestFields: Schema.Struct({ thinking: Schema.Struct({ type: Schema.Literal("disabled") }) }),
+  }),
+)
+
+// Claude 5.1+ binds each thinking signature to the prefix above it. Ask Bedrock to drop the affected blocks instead of
+// failing when that prefix changes. `http.body` overlays this field by field, so callers can still override it.
+const applyThinkingBindingDefault = (request: LLMRequest, thinking: Readonly<Record<string, unknown>> | undefined) => {
+  if (isThinkingDisabled(request.http?.body)) return thinking
+  if (!supportsThinkingBlockBinding(request.model)) return thinking
+  return {
+    ...(thinking ?? { type: "adaptive" as const }),
+    block_binding: { prefix_mismatch_behavior: "drop_block" },
+  }
+}
+
 const fromRequest = Effect.fn("BedrockConverse.fromRequest")(function* (request: LLMRequest) {
   const toolChoice = request.toolChoice ? yield* lowerToolChoice(request.toolChoice) : undefined
   const flattened = ProviderShared.flattenToolRequest(request)
@@ -450,7 +468,8 @@ const fromRequest = Effect.fn("BedrockConverse.fromRequest")(function* (request:
   const options = yield* decodeOptions(request.providerOptions ?? {})
   const maxTokens =
     isNova2(request.model) && isHighReasoningEffort(request.http?.body) ? undefined : generation?.maxTokens
-  const thinking =
+  const thinking = applyThinkingBindingDefault(
+    request,
     options.thinking === undefined
       ? undefined
       : {
@@ -460,7 +479,8 @@ const fromRequest = Effect.fn("BedrockConverse.fromRequest")(function* (request:
             maxTokens,
             MIN_THINKING_BUDGET,
           ),
-        }
+        },
+  )
   // Bedrock-Claude shares Anthropic's 4-breakpoint cap. Spend the budget in
   // tools → system → messages order to favour the highest-impact prefixes.
   const breakpoints = BedrockCache.breakpoints(request.model.id)
@@ -509,6 +529,8 @@ const fromRequest = Effect.fn("BedrockConverse.fromRequest")(function* (request:
         : {
             ...(generation?.topK === undefined ? {} : { top_k: generation.topK }),
             ...(thinking === undefined ? {} : { thinking }),
+            // Converse takes Anthropic betas in the body, and Bedrock rejects `block_binding` without this one.
+            ...(thinking?.block_binding === undefined ? {} : { anthropic_beta: [THINKING_BINDING_BETA] }),
           },
   }
 })
@@ -555,7 +577,7 @@ interface ParserState {
   readonly hasToolCalls: boolean
   readonly lifecycle: Lifecycle.State
   readonly reasoningSignatures: Readonly<Record<number, string>>
-  readonly reasoningRedactedContent: Readonly<Record<number, ReadonlyArray<Uint8Array>>>
+  readonly reasoningRedactedContent: Readonly<Record<number, Uint8Array[]>>
 }
 
 const encodeRedactedContent = (chunks: ReadonlyArray<Uint8Array>) => Encoding.encodeBase64(concatBytes(chunks))
@@ -605,10 +627,9 @@ const step = (state: ParserState, event: BedrockEvent) =>
       const index = event.contentBlockDelta.contentBlockIndex
       const reasoning = event.contentBlockDelta.delta.reasoningContent
       const events: LLMEvent[] = []
-      const redactedChunks = yield* (() => {
+      const redactedChunk = yield* (() => {
         if (reasoning.redactedContent === undefined) return Effect.succeed(undefined)
         return Effect.fromResult(Encoding.decodeBase64(reasoning.redactedContent)).pipe(
-          Effect.map((chunk) => [...(state.reasoningRedactedContent[index] ?? []), chunk]),
           Effect.mapError((cause) =>
             ProviderShared.eventError(
               ADAPTER,
@@ -619,17 +640,21 @@ const step = (state: ParserState, event: BedrockEvent) =>
           ),
         )
       })()
-      const redactedData = redactedChunks === undefined ? reasoning.data : encodeRedactedContent(redactedChunks)
+      const redactedChunks = state.reasoningRedactedContent[index] ?? []
+      if (redactedChunk !== undefined) redactedChunks.push(redactedChunk)
       const metadata = (() => {
         if (reasoning.signature) return providerMetadata(state.providerMetadataKey, { signature: reasoning.signature })
-        if (redactedData !== undefined) return providerMetadata(state.providerMetadataKey, { redactedData })
+        if (redactedChunk === undefined && reasoning.data !== undefined)
+          return providerMetadata(state.providerMetadataKey, { redactedData: reasoning.data })
       })()
       const lifecycle = (() => {
-        if (reasoning.text === undefined && metadata === undefined) return state.lifecycle
-        return Lifecycle.reasoningDelta(state.lifecycle, events, `reasoning-${index}`, reasoning.text ?? "", metadata)
+        if (reasoning.text !== undefined || metadata !== undefined)
+          return Lifecycle.reasoningDelta(state.lifecycle, events, `reasoning-${index}`, reasoning.text ?? "", metadata)
+        if (redactedChunk !== undefined) return Lifecycle.reasoningStart(state.lifecycle, events, `reasoning-${index}`)
+        return state.lifecycle
       })()
       const reasoningRedactedContent = (() => {
-        if (redactedChunks !== undefined) return { ...state.reasoningRedactedContent, [index]: redactedChunks }
+        if (redactedChunk !== undefined) return { ...state.reasoningRedactedContent, [index]: redactedChunks }
         if (reasoning.data === undefined) return state.reasoningRedactedContent
         return Object.fromEntries(
           Object.entries(state.reasoningRedactedContent).filter(([key]) => key !== String(index)),
@@ -765,7 +790,19 @@ const onHalt = (state: ParserState): ReadonlyArray<LLMEvent> => {
     return state.finishReason.normalized
   })()
   const events: LLMEvent[] = []
-  Lifecycle.finish(state.lifecycle, events, {
+  const lifecycle = Object.entries(state.reasoningRedactedContent).reduce((current, [index, chunks]) => {
+    const signature = state.reasoningSignatures[Number(index)]
+    return Lifecycle.reasoningEnd(
+      current,
+      events,
+      `reasoning-${index}`,
+      providerMetadata(
+        state.providerMetadataKey,
+        signature ? { signature } : { redactedData: encodeRedactedContent(chunks) },
+      ),
+    )
+  }, state.lifecycle)
+  Lifecycle.finish(lifecycle, events, {
     reason: {
       ...state.finishReason,
       normalized,

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

@@ -10,14 +10,19 @@ const WebSearch = Schema.Struct({
   name: Schema.Literal("web_search"),
   user_location: MetaResponses.WebSearch.fields.user_location,
 })
+const MetaCacheControl = Schema.Struct({
+  type: Schema.tag("ephemeral"),
+  ttl: Schema.optional(Schema.Literals(["5m", "1h"])),
+})
+const FunctionTool = Schema.Struct({
+  name: Schema.String,
+  description: Schema.String,
+  input_schema: JsonObject,
+  cache_control: Schema.optional(MetaCacheControl),
+})
 const Body = Schema.Struct({
   ...AnthropicMessages.AnthropicMessagesBody.fields,
-  tools: optionalArray(
-    Schema.Union([
-      Schema.Struct({ name: Schema.String, description: Schema.String, input_schema: JsonObject }),
-      WebSearch,
-    ]),
-  ),
+  tools: optionalArray(Schema.Union([FunctionTool, WebSearch])),
 })
 
 const fromRequest = Effect.fn("MetaMessages.fromRequest")(function* (request: LLMRequest) {

packages/ai/src/protocols/utils/claude-model.ts

@@ -0,0 +1,19 @@
+import type { LLMRequest } from "../../schema/index.js"
+
+export const THINKING_BINDING_BETA = "thinking-binding-controls-2026-08-01"
+
+// Accept gateway namespaces and Vertex suffixes without treating a snapshot date as a minor version.
+export const claudeVersion = (id: string) => {
+  const match = /(?:^|[./])claude-(?<family>[a-z]+)-(?<major>\d+)(?:[.-](?<minor>\d{1,2}))?(?:$|[-:@])/.exec(
+    id.toLowerCase(),
+  )?.groups
+  if (!match) return undefined
+  return { family: match.family, major: Number(match.major), minor: Number(match.minor ?? 0) }
+}
+
+export const supportsThinkingBlockBinding = (model: LLMRequest["model"]) => {
+  const override = model.compatibility?.supportsThinkingBlockBinding
+  if (override !== undefined) return override
+  const version = claudeVersion(model.id)
+  return version !== undefined && (version.major > 5 || (version.major === 5 && version.minor >= 1))
+}

packages/ai/src/provider-error.ts

@@ -1,4 +1,4 @@
-import { Option, Schema } from "effect"
+import { Option, Schema, SchemaGetter } from "effect"
 import {
   AuthenticationError,
   ContentPolicyError,
@@ -109,7 +109,8 @@ const QUOTA_CODES = new Set([
   "freeusagelimiterror",
   "creditlimitexceeded",
 ])
-const AUTH_CODES = new Set(["authentication_error", "permission_error"])
+// Google reports an invalid API key as HTTP 400 INVALID_ARGUMENT with this `details[].reason`.
+const AUTH_CODES = new Set(["authentication_error", "permission_error", "api_key_invalid"])
 const SERVER_CODES = new Set([
   "api_error",
   "internal_error",
@@ -154,6 +155,41 @@ const CONTENT_POLICY_TEXT =
 const SERVER_ERROR_TEXT =
   /\b(?:try again|(?:please |you can )?retry (?:the |this |your )?request|try (?:the |this |your )?request again|(?:currently |temporarily )?at capacity|overloaded|temporarily unavailable|service[-_\s]?unavailable|(?:server|internal)[-_\s]?error|server (?:is )?busy|provider returned (?:an )?error|resource[-_\s]?exhausted|upstream (?:connect|connection|request)|request buffer limit while retrying upstream)\b/i
 
+const Message = Schema.String.check(Schema.isPattern(/\S/))
+
+const messageAt = <Fields extends Schema.Struct.Fields>(
+  fields: Fields,
+  message: (body: Schema.Struct<Fields>["Type"]) => string,
+) =>
+  Schema.Struct(fields).pipe(
+    Schema.decodeTo(Schema.String, {
+      decode: SchemaGetter.transform(message),
+      encode: SchemaGetter.forbidden(() => "Provider error messages are decode-only"),
+    }),
+  )
+
+// Common error body layouts that carry a human-readable message, in priority order.
+// Provider-specific layouts belong in their protocol.
+const decodeMessage = Schema.decodeUnknownOption(
+  Schema.fromJsonString(
+    Schema.Union([
+      messageAt({ error: Schema.Struct({ message: Message }) }, (body) => body.error.message),
+      messageAt({ error: Message }, (body) => body.error),
+      messageAt({ message: Message }, (body) => body.message),
+      // AWS services
+      messageAt({ Message: Message }, (body) => body.Message),
+      // RFC 9457 problem details
+      messageAt({ detail: Message }, (body) => body.detail),
+      messageAt(
+        { errors: Schema.NonEmptyArray(Schema.Struct({ message: Message })) },
+        (body) => body.errors[0].message,
+      ),
+    ]),
+  ),
+)
+
+export const providerErrorMessage = (body: string) => Option.getOrUndefined(decodeMessage(body))
+
 export interface ProviderFailure {
   readonly message: string
   readonly status?: number | undefined
@@ -259,6 +295,10 @@ function providerCodes(value: unknown) {
     error?.type,
     error?.status,
     error?.error_type,
+    // Google `google.rpc.ErrorInfo` details carry the specific reason.
+    ...(Array.isArray(error?.details)
+      ? error.details.map((detail) => (isRecord(detail) ? detail.reason : undefined))
+      : []),
     inner?.code,
     metadata?.error_type,
     responseError?.code,

packages/ai/src/providers/anthropic-compatible.ts

@@ -28,7 +28,8 @@ export type Settings = ProviderPackage.Settings &
     readonly provider?: string
   }
 
-export const routes = [AnthropicMessages.route]
+const compatibleRoute = AnthropicMessages.route.with({ id: "anthropic-compatible-messages", provider: id })
+export const routes = [compatibleRoute]
 
 const auth = (input: ProviderAuthOption<"optional">) => {
   if ("auth" in input && input.auth) return input.auth
@@ -43,7 +44,7 @@ export const configure = (input: Config) => {
       message: "Anthropic-compatible providers require a baseURL",
     })
   const { provider: _, baseURL, apiKey: _apiKey, auth: _auth, ...rest } = input
-  const route = AnthropicMessages.route.with({
+  const route = (provider === "anthropic" ? AnthropicMessages.route : compatibleRoute).with({
     ...rest,
     provider,
     endpoint: { baseURL },

packages/ai/src/providers/xai.ts

@@ -35,13 +35,13 @@ const RESPONSES_WEBSOCKET_ROTATE_AFTER_MS = 24 * 60 * 1000
 
 const responsesRoute = Route.make({
   compact: { endpoint: XAIResponses.compact },
-  id: "openai-responses",
+  id: "xai-responses",
   provider: id,
   providerMetadataKey: "xai",
   protocol: XAIResponses.protocol,
   endpoint: Endpoint.path("/responses", { baseURL }),
   transport: OpenResponsesChannel.transport({
-    id: "openai-responses",
+    id: "xai-responses",
     name: "xAI Responses",
     rotateAfterMs: RESPONSES_WEBSOCKET_ROTATE_AFTER_MS,
     // xAI continues a chain only from stored responses: with `store: false` (the route default) `previous_response_id`
@@ -53,7 +53,7 @@ const responsesRoute = Route.make({
 })
 
 const chatRoute = Route.make({
-  id: "openai-compatible-chat",
+  id: "xai-chat",
   provider: id,
   providerMetadataKey: "xai",
   protocol: OpenAIChat.protocol,

packages/ai/src/route/executor.ts

@@ -8,7 +8,7 @@ import {
   HttpClientResponse,
 } from "effect/unstable/http"
 import { HttpContext, HttpRateLimitDetails, AIError, TransportError } from "../schema/index.js"
-import { classifyProviderFailure } from "../provider-error.js"
+import { classifyProviderFailure, providerErrorMessage } from "../provider-error.js"
 import { Service, type HttpMiddleware, type Interface } from "./executor-service.js"
 
 export { Service } from "./executor-service.js"
@@ -84,21 +84,17 @@ export const responseHttp = (response: HttpClientResponse.HttpClientResponse) =>
     headers: headerDetails(response.headers),
   })
 
-const decodeProviderBody = Schema.decodeUnknownOption(
-  Schema.fromJsonString(
-    Schema.Struct({
-      message: Schema.optionalKey(Schema.String),
-      error: Schema.optionalKey(Schema.Struct({ message: Schema.optionalKey(Schema.String) })),
-    }),
-  ),
-)
+const MAX_BODY_CHARS = 2000
 
+// Without a recognized message, show the raw body so the provider's explanation is never dropped.
 const providerMessage = (status: number, body: string | void) => {
-  const decoded = body === undefined ? undefined : Option.getOrUndefined(decodeProviderBody(body))
-  return (
-    [decoded?.error?.message, decoded?.message].find((message) => message?.trim()) ??
-    `Provider request failed with HTTP ${status}`
-  )
+  const fallback = `Provider request failed with HTTP ${status}`
+  const text = body?.trim() ?? ""
+  const message = providerErrorMessage(text)
+  if (message) return message
+  // Gateway and proxy HTML error pages are markup, not an explanation.
+  if (!text || /^<(?:!doctype|html)/i.test(text)) return fallback
+  return `${fallback}: ${text.length > MAX_BODY_CHARS ? `${text.slice(0, MAX_BODY_CHARS)}…` : text}`
 }
 
 const statusError = (response: HttpClientResponse.HttpClientResponse) =>

packages/ai/test/cache-policy.test.ts

@@ -3,7 +3,17 @@ import { Effect } from "effect"
 import { CacheHint, LLM, Message } from "../src/index.js"
 import { Auth } from "../src/route.js"
 import { compileRequest } from "../src/route/client.js"
-import { AmazonBedrock, GoogleVertexMessages } from "../src/providers.js"
+import {
+  Alibaba,
+  AmazonBedrock,
+  AnthropicCompatible,
+  CloudflareAIGateway,
+  GoogleVertexMessages,
+  Meta,
+  MiniMax,
+  Moonshot,
+  ZAICodingPlan,
+} from "../src/providers.js"
 import * as AnthropicMessages from "../src/protocols/anthropic-messages.js"
 import * as Gemini from "../src/protocols/gemini.js"
 import * as OpenAIChat from "../src/protocols/openai-chat.js"
@@ -107,6 +117,54 @@ describe("applyCachePolicy", () => {
     }),
   )
 
+  it.effect("'auto' emits Anthropic cache markers on Anthropic-compatible routes", () =>
+    Effect.gen(function* () {
+      const prepared = yield* compileRequest(
+        LLM.request({
+          model: AnthropicCompatible.configure({ apiKey: "test", baseURL: "https://messages.example.test/v1" }).model(
+            "compatible",
+          ),
+          system: "You are concise.",
+          prompt: "hi",
+        }),
+      )
+
+      expect(prepared.route).toBe("anthropic-compatible-messages")
+      expect(prepared.body).toMatchObject({
+        system: [{ type: "text", text: "You are concise.", cache_control: { type: "ephemeral" } }],
+        messages: [{ role: "user", content: [{ type: "text", text: "hi", cache_control: { type: "ephemeral" } }] }],
+      })
+    }),
+  )
+
+  const messagesModels = [
+    ["alibaba-messages", Alibaba.configure({ region: "ap-southeast-1", apiKey: "test" }).messages("qwen3.8-max")],
+    [
+      "cloudflare-ai-gateway-messages",
+      CloudflareAIGateway.configure({ accountId: "test", gatewayId: "test", apiKey: "test" }).model(
+        "anthropic/claude-sonnet-4-6",
+      ),
+    ],
+    ["meta-messages", Meta.configure({ apiKey: "test" }).messages("muse-spark-1.3")],
+    ["minimax-messages", MiniMax.configure({ apiKey: "test" }).model("MiniMax-M3")],
+    ["moonshot-messages", Moonshot.configure({ apiKey: "test" }).messages("kimi-k3")],
+    ["zai-coding-messages", ZAICodingPlan.configure({ apiKey: "test" }).messages("glm-5.3")],
+  ] as const
+
+  messagesModels.forEach(([route, model]) =>
+    it.effect(`'auto' emits cache markers on ${route}`, () =>
+      Effect.gen(function* () {
+        const prepared = yield* compileRequest(LLM.request({ model, system: "Sys", prompt: "hi" }))
+
+        expect(prepared.route).toBe(route)
+        expect(prepared.body).toMatchObject({
+          system: [{ type: "text", text: "Sys", cache_control: { type: "ephemeral" } }],
+          messages: [{ role: "user", content: [{ type: "text", text: "hi", cache_control: { type: "ephemeral" } }] }],
+        })
+      }),
+    ),
+  )
+
   it.effect("'auto' is a no-op on OpenAI (implicit caching protocol)", () =>
     Effect.gen(function* () {
       const prepared = yield* compileRequest(

packages/ai/test/executor.test.ts

@@ -273,10 +273,56 @@ describe("RequestExecutor", () => {
       expectAIError(error)
       expect(error.reason).toMatchObject({ _tag: "InvalidRequest" })
       expect("classification" in error.reason ? error.reason.classification : undefined).toBeUndefined()
-      expect(error.message).toBe("Provider request failed with HTTP 400")
+      expect(error.message).toBe("Provider request failed with HTTP 400: invalid parameter")
     }).pipe(Effect.provide(fixedResponse("invalid parameter", { status: 400 }))),
   )
 
+  it.effect("shows unrecognized provider error bodies", () =>
+    Effect.gen(function* () {
+      const executor = yield* RequestExecutor.Service
+      const error = yield* executor.execute(request).pipe(Effect.flip)
+
+      expect(error.message).toBe(
+        'Provider request failed with HTTP 422: {"object":"error","message":{"detail":[{"msg":"Input should be less than or equal to 1.5"}]}}',
+      )
+    }).pipe(
+      Effect.provide(
+        fixedResponse('{"object":"error","message":{"detail":[{"msg":"Input should be less than or equal to 1.5"}]}}', {
+          status: 422,
+        }),
+      ),
+    ),
+  )
+
+  it.effect("shows messages from common provider error layouts", () =>
+    Effect.gen(function* () {
+      const executor = yield* RequestExecutor.Service
+      const error = yield* executor.execute(request).pipe(Effect.flip)
+
+      expect(error.message).toBe("Invalid API Key")
+    }).pipe(Effect.provide(fixedResponse('{"detail":"Invalid API Key"}', { status: 401 }))),
+  )
+
+  it.effect("truncates long unrecognized provider error bodies", () =>
+    Effect.gen(function* () {
+      const executor = yield* RequestExecutor.Service
+      const error = yield* executor.execute(request).pipe(Effect.flip)
+
+      expect(error.message).toBe(`Provider request failed with HTTP 400: ${"x".repeat(2000)}…`)
+      expect(error.reason.body).toHaveLength(5000)
+    }).pipe(Effect.provide(fixedResponse("x".repeat(5000), { status: 400 }))),
+  )
+
+  it.effect("does not show HTML error pages", () =>
+    Effect.gen(function* () {
+      const executor = yield* RequestExecutor.Service
+      const error = yield* executor.execute(request).pipe(Effect.flip)
+
+      expect(error.message).toBe("Provider request failed with HTTP 502")
+      expect(error.reason.body).toContain("Bad Gateway")
+    }).pipe(Effect.provide(fixedResponse("<!DOCTYPE html><html><body>Bad Gateway</body></html>", { status: 502 }))),
+  )
+
   it.effect("preserves structured provider messages from large error bodies", () =>
     Effect.gen(function* () {
       const executor = yield* RequestExecutor.Service
@@ -299,7 +345,7 @@ describe("RequestExecutor", () => {
     ),
   )
 
-  it.effect("falls back when structured provider messages are empty", () =>
+  it.effect("shows the body when structured provider messages are empty", () =>
     Effect.gen(function* () {
       const executor = yield* RequestExecutor.Service
       const error = yield* executor.execute(request).pipe(Effect.flip)
@@ -308,7 +354,7 @@ describe("RequestExecutor", () => {
       expect(error.reason).toMatchObject({
         _tag: "InvalidRequest",
       })
-      expect(error.message).toBe("Provider request failed with HTTP 400")
+      expect(error.message).toBe('Provider request failed with HTTP 400: {"error":{"message":"  "}}')
     }).pipe(Effect.provide(fixedResponse('{"error":{"message":"  "}}', { status: 400 }))),
   )
 

packages/ai/test/exports.test.ts

@@ -154,8 +154,8 @@ describe("public exports", () => {
     expect(XAI.model).toBeFunction()
     expect(XAI.provider.responses).toBe(XAI.responses)
     expect(XAI.provider.chat).toBe(XAI.chat)
-    expect(XAI.configure({ apiKey: "fixture" }).responses("grok-4.3").route.id).toBe("openai-responses")
-    expect(XAI.configure({ apiKey: "fixture" }).chat("grok-4.3").route.id).toBe("openai-compatible-chat")
+    expect(XAI.configure({ apiKey: "fixture" }).responses("grok-4.3").route.id).toBe("xai-responses")
+    expect(XAI.configure({ apiKey: "fixture" }).chat("grok-4.3").route.id).toBe("xai-chat")
     expect(OpenAI.configure({ apiKey: "fixture" }).image("gpt-image-2").route.id).toBe("openai-images")
     expect(OpenAI.provider.image).toBe(OpenAI.image)
     expect(Google.configure({ apiKey: "fixture" }).image("imagen-4.0-generate-001").route.id).toBe("google-images")

packages/ai/test/fixtures/recordings/alibaba-messages/qwen-3-7-plus-streams-thinking-disabled.json

@@ -10,7 +10,7 @@
       "usage"
     ],
     "name": "alibaba-messages/qwen-3-7-plus-streams-thinking-disabled",
-    "recordedAt": "2026-09-08T03:10:57.819Z"
+    "recordedAt": "2026-09-29T05:26:24.450Z"
   },
   "interactions": [
     {
@@ -21,14 +21,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"qwen3.7-plus\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"What is 173 multiplied by 219? Reply with only the final integer.\"}]}],\"stream\":true,\"max_tokens\":4096,\"thinking\":{\"type\":\"disabled\"}}"
+        "body": "{\"model\":\"qwen3.7-plus\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"What is 173 multiplied by 219? Reply with only the final integer.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"stream\":true,\"max_tokens\":4096,\"thinking\":{\"type\":\"disabled\"}}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream"
         },
-        "body": "event:ping\ndata:{\"type\":\"ping\"}\n\nevent:message_start\ndata:{\"message\":{\"model\":\"qwen3.7-plus\",\"id\":\"msg_c4d58b4f-a61d-9d0c-a9e4-cb45d34b1120\",\"role\":\"assistant\",\"type\":\"message\",\"content\":[],\"usage\":{\"input_tokens\":20,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent:content_block_start\ndata:{\"type\":\"content_block_start\",\"content_block\":{\"type\":\"text\",\"text\":\"\"},\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\"3\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\"7887\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_stop\ndata:{\"type\":\"content_block_stop\",\"index\":0}\n\nevent:message_delta\ndata:{\"delta\":{\"stop_reason\":\"end_turn\"},\"type\":\"message_delta\",\"usage\":{\"output_tokens\":5,\"cache_creation_input_tokens\":0,\"input_tokens\":32,\"cache_read_input_tokens\":0,\"prompt_tokens_details\":{\"cached_tokens\":0}}}\n\nevent:message_stop\ndata:{\"type\":\"message_stop\"}\n\n"
+        "body": "event:ping\ndata:{\"type\":\"ping\"}\n\nevent:message_start\ndata:{\"message\":{\"model\":\"qwen3.7-plus\",\"id\":\"msg_39067759-5f01-9b3a-b2c1-09111797f7b5\",\"role\":\"assistant\",\"type\":\"message\",\"content\":[],\"usage\":{\"input_tokens\":20,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent:content_block_start\ndata:{\"type\":\"content_block_start\",\"content_block\":{\"type\":\"text\",\"text\":\"\"},\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\"3\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\"788\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\"7\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_stop\ndata:{\"type\":\"content_block_stop\",\"index\":0}\n\nevent:message_delta\ndata:{\"delta\":{\"stop_reason\":\"end_turn\"},\"type\":\"message_delta\",\"usage\":{\"cache_creation\":{\"ephemeral_5m_input_tokens\":0},\"output_tokens\":5,\"cache_creation_input_tokens\":0,\"input_tokens\":32,\"cache_read_input_tokens\":0,\"prompt_tokens_details\":{\"cached_tokens\":0}}}\n\nevent:message_stop\ndata:{\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

packages/ai/test/fixtures/recordings/alibaba-messages/qwen-3-8-max-follows-a-json-schema.json

@@ -9,7 +9,7 @@
       "structured-output"
     ],
     "name": "alibaba-messages/qwen-3-8-max-follows-a-json-schema",
-    "recordedAt": "2026-09-08T03:11:30.530Z"
+    "recordedAt": "2026-09-29T05:26:41.466Z"
   },
   "interactions": [
     {
@@ -20,14 +20,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"qwen3.8-max\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Return a JSON object with one key \\\"city\\\" set to the capital city of France.\"}]}],\"stream\":true,\"max_tokens\":1024,\"thinking\":{\"type\":\"disabled\"},\"output_config\":{\"format\":{\"type\":\"json_schema\",\"schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\"}},\"required\":[\"city\"],\"additionalProperties\":false}}}}"
+        "body": "{\"model\":\"qwen3.8-max\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Return a JSON object with one key \\\"city\\\" set to the capital city of France.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"stream\":true,\"max_tokens\":1024,\"thinking\":{\"type\":\"disabled\"},\"output_config\":{\"format\":{\"type\":\"json_schema\",\"schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\"}},\"required\":[\"city\"],\"additionalProperties\":false}}}}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream"
         },
-        "body": "event:ping\ndata:{\"type\":\"ping\"}\n\nevent:message_start\ndata:{\"message\":{\"model\":\"qwen3.8-max\",\"id\":\"msg_16e067c1-984b-94d3-9abb-11792d794271\",\"role\":\"assistant\",\"type\":\"message\",\"content\":[],\"usage\":{\"input_tokens\":18,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent:content_block_start\ndata:{\"type\":\"content_block_start\",\"content_block\":{\"type\":\"text\",\"text\":\"\"},\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\"{\\\"\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\"city\\\":\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\" \\\"Paris\\\"}\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_stop\ndata:{\"type\":\"content_block_stop\",\"index\":0}\n\nevent:message_delta\ndata:{\"delta\":{\"stop_reason\":\"end_turn\"},\"type\":\"message_delta\",\"usage\":{\"output_tokens\":6,\"cache_creation_input_tokens\":0,\"input_tokens\":32,\"cache_read_input_tokens\":0,\"prompt_tokens_details\":{\"cached_tokens\":0}}}\n\nevent:message_stop\ndata:{\"type\":\"message_stop\"}\n\n"
+        "body": "event:ping\ndata:{\"type\":\"ping\"}\n\nevent:message_start\ndata:{\"message\":{\"model\":\"qwen3.8-max\",\"id\":\"msg_61ee9b9d-a224-9b69-98f7-9f9ea3937b41\",\"role\":\"assistant\",\"type\":\"message\",\"content\":[],\"usage\":{\"input_tokens\":18,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent:content_block_start\ndata:{\"type\":\"content_block_start\",\"content_block\":{\"type\":\"text\",\"text\":\"\"},\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\"{\\\"\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\"city\\\":\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"type\":\"text_delta\",\"text\":\" \\\"Paris\\\"}\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_stop\ndata:{\"type\":\"content_block_stop\",\"index\":0}\n\nevent:message_delta\ndata:{\"delta\":{\"stop_reason\":\"end_turn\"},\"type\":\"message_delta\",\"usage\":{\"cache_creation\":{\"ephemeral_5m_input_tokens\":0},\"output_tokens\":6,\"cache_creation_input_tokens\":0,\"input_tokens\":32,\"cache_read_input_tokens\":0,\"prompt_tokens_details\":{\"cached_tokens\":0}}}\n\nevent:message_stop\ndata:{\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

packages/ai/test/fixtures/recordings/alibaba-messages/qwen-3-8-max-obeys-named-tool-choice.json

@@ -10,7 +10,7 @@
       "tool-choice"
     ],
     "name": "alibaba-messages/qwen-3-8-max-obeys-named-tool-choice",
-    "recordedAt": "2026-09-08T03:11:06.590Z"
+    "recordedAt": "2026-09-29T05:26:40.212Z"
   },
   "interactions": [
     {
@@ -21,14 +21,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"qwen3.8-max\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Find the current weather in Paris.\"}]}],\"tools\":[{\"name\":\"get_weather\",\"description\":\"Get weather in a city\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"]}}],\"tool_choice\":{\"type\":\"tool\",\"name\":\"get_weather\"},\"stream\":true,\"max_tokens\":4096,\"thinking\":{\"type\":\"disabled\"}}"
+        "body": "{\"model\":\"qwen3.8-max\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Find the current weather in Paris.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"tools\":[{\"name\":\"get_weather\",\"description\":\"Get weather in a city\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"]},\"cache_control\":{\"type\":\"ephemeral\"}}],\"tool_choice\":{\"type\":\"tool\",\"name\":\"get_weather\"},\"stream\":true,\"max_tokens\":4096,\"thinking\":{\"type\":\"disabled\"}}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream"
         },
-        "body": "event:ping\ndata:{\"type\":\"ping\"}\n\nevent:message_start\ndata:{\"message\":{\"model\":\"qwen3.8-max\",\"id\":\"msg_0e8f1abf-f2bc-9a86-a6a7-14804ac17eac\",\"role\":\"assistant\",\"type\":\"message\",\"content\":[],\"usage\":{\"input_tokens\":45,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent:content_block_start\ndata:{\"type\":\"content_block_start\",\"content_block\":{\"name\":\"get_weather\",\"input\":{},\"id\":\"toolu_cf9cab33261f4709ae096d8a\",\"type\":\"tool_use\"},\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"partial_json\":\"\",\"type\":\"input_json_delta\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"partial_json\":\"{\\\"city\\\": \\\"Paris\",\"type\":\"input_json_delta\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"partial_json\":\"\\\"\",\"type\":\"input_json_delta\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"partial_json\":\"}\",\"type\":\"input_json_delta\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_stop\ndata:{\"type\":\"content_block_stop\",\"index\":0}\n\nevent:message_delta\ndata:{\"delta\":{\"stop_reason\":\"end_turn\"},\"type\":\"message_delta\",\"usage\":{\"output_tokens\":19,\"cache_creation_input_tokens\":0,\"input_tokens\":288,\"cache_read_input_tokens\":0,\"prompt_tokens_details\":{\"cached_tokens\":0}}}\n\nevent:message_stop\ndata:{\"type\":\"message_stop\"}\n\n"
+        "body": "event:ping\ndata:{\"type\":\"ping\"}\n\nevent:message_start\ndata:{\"message\":{\"model\":\"qwen3.8-max\",\"id\":\"msg_dab3e1c5-e75e-978d-902e-1b0a82918cff\",\"role\":\"assistant\",\"type\":\"message\",\"content\":[],\"usage\":{\"input_tokens\":45,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent:content_block_start\ndata:{\"type\":\"content_block_start\",\"content_block\":{\"name\":\"get_weather\",\"input\":{},\"id\":\"toolu_9a1c3c06a04744cc97df33a2\",\"type\":\"tool_use\"},\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"partial_json\":\"\",\"type\":\"input_json_delta\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"partial_json\":\"{\\\"city\\\": \\\"Paris\",\"type\":\"input_json_delta\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"partial_json\":\"\\\"\",\"type\":\"input_json_delta\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_delta\ndata:{\"delta\":{\"partial_json\":\"}\",\"type\":\"input_json_delta\"},\"type\":\"content_block_delta\",\"index\":0}\n\nevent:content_block_stop\ndata:{\"type\":\"content_block_stop\",\"index\":0}\n\nevent:message_delta\ndata:{\"delta\":{\"stop_reason\":\"end_turn\"},\"type\":\"message_delta\",\"usage\":{\"cache_creation\":{\"ephemeral_5m_input_tokens\":0},\"output_tokens\":19,\"cache_creation_input_tokens\":0,\"input_tokens\":288,\"cache_read_input_tokens\":0,\"prompt_tokens_details\":{\"cached_tokens\":0}}}\n\nevent:message_stop\ndata:{\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

packages/ai/test/fixtures/recordings/bedrock-converse-thinking-binding/accepts-the-default-binding-with-no-thinking-configured.json

@@ -0,0 +1,34 @@
+{
+  "version": 1,
+  "metadata": {
+    "tags": [
+      "prefix:bedrock-converse-thinking-binding",
+      "provider:amazon-bedrock",
+      "protocol:bedrock-converse",
+      "reasoning"
+    ],
+    "name": "bedrock-converse-thinking-binding/accepts-the-default-binding-with-no-thinking-configured",
+    "recordedAt": "2026-09-28T23:09:14.527Z"
+  },
+  "interactions": [
+    {
+      "transport": "http",
+      "request": {
+        "method": "POST",
+        "url": "https://bedrock-runtime.us-east-1.amazonaws.com/model/global.anthropic.claude-opus-5-5/converse-stream",
+        "headers": {
+          "content-type": "application/json"
+        },
+        "body": "{\"modelId\":\"global.anthropic.claude-opus-5-5\",\"messages\":[{\"role\":\"user\",\"content\":[{\"text\":\"Say hello.\"}]}],\"system\":[{\"text\":\"Reply with the single word 'Hello'.\"}],\"inferenceConfig\":{\"maxTokens\":1024},\"additionalModelRequestFields\":{\"thinking\":{\"type\":\"adaptive\",\"block_binding\":{\"prefix_mismatch_behavior\":\"drop_block\"}},\"anthropic_beta\":[\"thinking-binding-controls-2026-08-01\"]}}"
+      },
+      "response": {
+        "status": 200,
+        "headers": {
+          "content-type": "application/vnd.amazon.eventstream"
+        },
+        "body": "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",
+        "bodyEncoding": "base64"
+      }
+    }
+  ]
+}

packages/ai/test/fixtures/recordings/meta-messages/replays-encrypted-thinking-through-a-tool-loop.json

@@ -2,9 +2,16 @@
   "version": 1,
   "metadata": {
     "model": "muse-spark-1.3",
-    "tags": ["prefix:meta-messages", "provider:meta", "protocol:meta-messages", "tool", "tool-loop", "reasoning"],
+    "tags": [
+      "prefix:meta-messages",
+      "provider:meta",
+      "protocol:meta-messages",
+      "tool",
+      "tool-loop",
+      "reasoning"
+    ],
     "name": "meta-messages/replays-encrypted-thinking-through-a-tool-loop",
-    "recordedAt": "2026-09-07T17:27:03.540Z"
+    "recordedAt": "2026-09-29T05:29:52.700Z"
   },
   "interactions": [
     {
@@ -15,14 +22,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"muse-spark-1.3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Look up the current weather in Paris using lookup_weather. After receiving the result, report Paris's weather in one short sentence.\"}]}],\"tools\":[{\"name\":\"lookup_weather\",\"description\":\"Look up current weather\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"],\"additionalProperties\":false}}],\"tool_choice\":{\"type\":\"auto\"},\"stream\":true,\"max_tokens\":1024,\"thinking\":{\"type\":\"adaptive\",\"display\":\"omitted\"},\"output_config\":{\"effort\":\"low\"}}"
+        "body": "{\"model\":\"muse-spark-1.3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Look up the current weather in Paris using lookup_weather. After receiving the result, report Paris's weather in one short sentence.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"tools\":[{\"name\":\"lookup_weather\",\"description\":\"Look up current weather\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"],\"additionalProperties\":false},\"cache_control\":{\"type\":\"ephemeral\"}}],\"tool_choice\":{\"type\":\"auto\"},\"stream\":true,\"max_tokens\":1024,\"thinking\":{\"type\":\"adaptive\",\"display\":\"omitted\"},\"output_config\":{\"effort\":\"low\"}}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream"
         },
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@@ -33,14 +40,14 @@
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         },
-        "body": "event: message_start\ndata: {\"message\":{\"content\":[],\"id\":\"msg_6a9ef3e77f6ef36fdd8f4925\",\"model\":\"muse-spark-1.3\",\"role\":\"assistant\",\"stop_reason\":null,\"stop_sequence\":null,\"type\":\"message\",\"usage\":{\"input_tokens\":0,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"data\":\"Q-PaDgH-GUZkiqnb_seFaP70it_GxAEIUjt2BLllpyzfckiBOUVwr72xGQsSnj0y9aOhoaQ24A_HB0MHh4XWyYziVdRgq6lDPLHkJlmMzbusZxUZUx7D7B8kD8HrBbiTeIFbFlHaM9MiZW_PpYY9fpkdc7aeuX0mORdK8XTT3JPjvW1HPp4Qqp_iEOl9G2iM2Y6xno8SqeTcbc4EQs1LePaKrq86dBPmXBjkgQbYfvIw57o0SBEyelcudtnzJnaluOyOQdV2Ytk_r_xrYSCoBwgbf2KBCOFjdeQyruuwVZZ32JJdVOpWLw8eopUwAo2xYOZP0g8S8hTmOFvDKuzXipm1OoAXwD8Swm6ED3IIo0hHA5xSfMygDCee47nd-EpShNPamkCKodfX1QvePEJsIQK2iTgkh8IGUeEEne5dxgLuXvEAbeqGDvEy6T7IoSgZnc-KPtH6SoWM_kgc_eF_oN73Nxg2prMyCqTUNg5Qs2WLPjA9wSLmmnCoiDr1bYNIuQyn6adgv0-nZZXETJoRAHJBj65Asa8kbLyCYesb192178xCj2aBSdwyj-jc0i328sa9STS7mUSI7KvOt0Yi3kllLs1aSnHW-ogsUJUM7tTf83VO9fRRU_aW4H6qr4OAr8jbBKSD3bxE0AekDd24ZS-8YIjiP1tMOAPZ2JGQrNqbxnaeqhCZzD2nl-E8TMXaAJIk4L3oZtV80xJiUW7mLEf_jQBPAWhph4ujbkDaufGvNrl4FXyBJ-XpKMIA5z0jAYU2b3ul5-Qn5Km7Oc8fPu1M_0XGAOKG-pF9ppr4y-an4B4mKDYoAiSHp3cjv-fW57D87wBfQPaJRjOzWhzqENO-5MlB0CEsnDtrLveE2ui8wSECszParUNk5SEaeSYvrXLY0QkaE7CTK9ljwTKjJM34r1a8o16KFxGuzMrloNlxIYIaO_suM9CDuf8wNwe8KkAV2Kt28g9LwkL5b3mtI7ZSjTdHYOOhFFMzs-sjXboQoGAJGOhMnCQNc3E5-goSzvOzEIXehSTs8Mzyq8d3C2k5F9PSgdO6ZouHVURDgbEXTqWqoqjQ8huk5AbrUX16QwhJambd6P-3i--Idz9CbIVuWIqiMm80TvYlMttobYxTyFDIJrKJTrVA0PkAOFvOMfYt27d7z2ZMrTf6Vtm_DNniuhVbvVU3ZcWbb4LO-XkwH3bfHB-sckpwURP34KzOMvogaqWaMAZlabdd-lQKCc7tMhmo9BrYwHHvLxAELD2qQnyym43Yo1iJNAyrqoUAFk6K029fDon7h9ybmKZdBxRtS3arUesY_91Xep0tA0Y1UYUKo8zKjK3Op_DbVyC5OoR8rxpumKiqk2PtG7RPf-WjEXGkleGqZtxix7ILSkQXxW6McY1r_6LAh2Nv0nUzqS019tTb7mx2OLyt2g\",\"type\":\"redacted_thinking\"},\"index\":0,\"type\":\"content_block_start\"}\n\nevent: content_block_stop\ndata: {\"index\":0,\"type\":\"content_block_stop\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"text\":\"\",\"type\":\"text\"},\"index\":1,\"type\":\"content_block_start\"}\n\nevent: content_block_delta\ndata: {\"delta\":{\"text\":\"It's sunny in Paris.\",\"type\":\"text_delta\"},\"index\":1,\"type\":\"content_block_delta\"}\n\nevent: content_block_stop\ndata: {\"index\":1,\"type\":\"content_block_stop\"}\n\nevent: message_delta\ndata: {\"delta\":{\"stop_reason\":\"end_turn\",\"stop_sequence\":null},\"type\":\"message_delta\",\"usage\":{\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":0,\"input_tokens\":210,\"output_tokens\":50,\"output_tokens_details\":{\"thinking_tokens\":35}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
+        "body": "event: message_start\ndata: {\"message\":{\"content\":[],\"id\":\"msg_6abb4cd0b3f15768e1ae4287\",\"model\":\"muse-spark-1.3\",\"role\":\"assistant\",\"stop_reason\":null,\"stop_sequence\":null,\"type\":\"message\",\"usage\":{\"input_tokens\":0,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"data\":\"Q-PaDgF70ZwJMdvZQh6urOFUjgHa2IrdJbBv8RFXDpivwOudmj9QoCi81uRWeArjn_7V2nNk6i6jlHMjN7ACeZUE-faBnl4bTI10Fs0w0SSgcdkMaume2hpXBrZB85wlEttQviz-Pc5EHhAzU5QFIrK83CQkhJENqcfY3NJW1-55JFqlXmWSFV0GtNp3clG7V0LR1Zaq54hqIUY5iwf1pB8VIXLxPca3LwXMGbQPgjOgj_WNKHEBGl6mIafeca1OlGuDrJPN9tWBhlfxJCkcRU0zl14NA8chEyr96N40KrPewjVAlWO3jSejy9V7PnglilNewhUXOEQ75w2tYiZDajBfz6iG_n27zD3uvgD3QQthdyeUhJqlBaX81zMIe39Ctfo-cX-62cKwE3_EHy_7SxkwY5Olbf_bwL4GGzR39MObZoyv8-ZU1kwwVuSLXuDFvIx6iaAMZ50U4xXYbOphAaw2rylql0_kiPlFS9V3Fr_Jvx4vplj-8xh9JI7Uu9t9O7ltECpN9Qfu32fqxzWy9-ZVIh15gzhyegNeICBOcz6b9s3CIFHnzRcU69Ru9-lbydKv7scII_2xxLd-wlHQDCXHXyTeTeZjbTRiul0u5J2m8gGefF-j0lVChJOh8F4vBltzYTFTiQoSP8KtL61VJOt6dLsxOQA0Rq4PR5Lcs2fAfJbKb7jYB23bmXvQQ1d76keuvq_yoSIhrSyxLvXRCxouoWttkI8QC0u7O5pZUIPVfiYMI-j3bbc63BFOu4wAGbckm8Txo-gAY8UYAAwMBX17SD5EcTR82njKmd1R0Y8XOJLiwZRlN0ou-syq8xhahVgd0VcyB1HKr1f9mbhJdqFkKGpWh9-SR6jT6fKCCFxeMA3caczpG5wP_q5SGgyUiK0GWYpHabjSeJWac-04TDOfqL4QwLEKuL4PjlINe9OZY1n1lPJa2_MS9YGt6qlgLe3uZSEBwHk-ul5_yRetU8bd7lYcwDtUHT6puEkdjqeYwYQ8XWkUjoYwvSIMB_2v_owa5p9gPzf5Fr_zWqG7pizrStNNHq1MjXQX8Pl4Z6e2LZ2NjItfjR1GKdErNEJWXyh0oHCQKD1fIOXl64lpQorAHUcKV2HZm_SkwV7kxvzAfhdeT9Fe3AXZmtPBS1m0ZMMYNMYsNKb813JnWu8LvNg_zgXLBWsiB-hl4kCk1NKVAsCoA0i8JUFnGGm_uQp6t06a5NQYEXvi5A0akZTacle4UTBflNdsIVR6tSaO_m49nnr-XYSIh3tEzfjOsXpFz5L_A9SBDdPSGpcMJrs00nl1wDpF78OKC8NhwkIx8ydwF5A-ecXf91SbgqzVgv2T-wzuziA1wjJbPsGzTxP_wULUc2P5-ftFAMpsiRHB_-7hq6ZGo3HwNWjK2DTTN_89u7RCjuErEVPXUv-2fQ\",\"type\":\"redacted_thinking\"},\"index\":0,\"type\":\"content_block_start\"}\n\nevent: content_block_stop\ndata: {\"index\":0,\"type\":\"content_block_stop\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"text\":\"\",\"type\":\"text\"},\"index\":1,\"type\":\"content_block_start\"}\n\nevent: content_block_delta\ndata: {\"delta\":{\"text\":\"It's sunny in Paris right now.\",\"type\":\"text_delta\"},\"index\":1,\"type\":\"content_block_delta\"}\n\nevent: content_block_stop\ndata: {\"index\":1,\"type\":\"content_block_stop\"}\n\nevent: message_delta\ndata: {\"delta\":{\"stop_reason\":\"end_turn\",\"stop_sequence\":null},\"type\":\"message_delta\",\"usage\":{\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":0,\"input_tokens\":152,\"output_tokens\":55,\"output_tokens_details\":{\"thinking_tokens\":38}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

packages/ai/test/fixtures/recordings/meta-messages/streams-text-with-adaptive-thinking.json

@@ -2,9 +2,16 @@
   "version": 1,
   "metadata": {
     "model": "muse-spark-1.3",
-    "tags": ["prefix:meta-messages", "provider:meta", "protocol:meta-messages", "text", "reasoning", "adaptive"],
+    "tags": [
+      "prefix:meta-messages",
+      "provider:meta",
+      "protocol:meta-messages",
+      "text",
+      "reasoning",
+      "adaptive"
+    ],
     "name": "meta-messages/streams-text-with-adaptive-thinking",
-    "recordedAt": "2026-09-07T17:26:18.565Z"
+    "recordedAt": "2026-09-29T05:29:46.263Z"
   },
   "interactions": [
     {
@@ -15,14 +22,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"muse-spark-1.3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"What is 173 multiplied by 219? Reply with only the final integer.\"}]}],\"stream\":true,\"max_tokens\":2048,\"thinking\":{\"type\":\"adaptive\",\"display\":\"omitted\"},\"output_config\":{\"effort\":\"low\"}}"
+        "body": "{\"model\":\"muse-spark-1.3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"What is 173 multiplied by 219? Reply with only the final integer.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"stream\":true,\"max_tokens\":2048,\"thinking\":{\"type\":\"adaptive\",\"display\":\"omitted\"},\"output_config\":{\"effort\":\"low\"}}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream"
         },
-        "body": "event: message_start\ndata: {\"message\":{\"content\":[],\"id\":\"msg_6a9ef3b8e46a777cfdc94a93\",\"model\":\"muse-spark-1.3\",\"role\":\"assistant\",\"stop_reason\":null,\"stop_sequence\":null,\"type\":\"message\",\"usage\":{\"input_tokens\":0,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"data\":\"Q-PaDgFtwwNGqSqKxPk9Zj-j9xogYigpDsDHrLKPV-DxmXcbhtXDPrGPuj5qB4l1FslhuEQFCA8zIRyNGaCmzM0JG4GOZe3LpFYM2iegBbi24l4V7souryAwUs_7PrInxObuguMwh2S66ML6PwlfVRVTAwPsgDSCl6Y9tkoDHr2KBRY2fzJhmjkotuFRK2LYvNp9pKi89JxnoIKK8B_UJc_B2r4vU_Txq9_rWTmo2eXFoGOSMZNaHpVrvACRQKC1jc6-8Pj5JkJN11_Cs2fHqlaCwOoPDVJxHXUXP1AMHU1mG0jR4qf9wUaz8kMmyCBBijlfQJ4G7nsQs7LJO9gS2ropmynDoO5IEIAFf7ekxLw54Fx3JigC0_qz4Jx4a04Ey8JBzWRlZNdqggpq2_I_VoT3S0zhCYDp8ZAJQs2JqvvF-ZmLcMPH1PmpkgRySqXl5TDxERIpdL3aOUzTl-PTHVMIGEcSAz84fFwU4p1kS5llGEGC6jHlClscEEto1Y-qthL6BoeDALzk7GHEMVQD0bfC4E5yGCh0_xlWqsG3XPj0wpYKBc0hfh7vjO1NpzPxCtaDjnRwR6TzSo6x_HrEL3VELArHhpYAXl30fNO-EepduZ3Hd_kWqWj_GhdIM4dRh2zoytbhIesVD7OvBqU47urKFnpXw4kswJ-NoVVNk00ysMMHwobT9BdJL9UCoXlNzyErPe8LkA9f0VrKkuLCg5FDr_DCEYXHXr7fdRmC3JTKuzvxffvPYppUt3hs5gbdXWgT2iZzunt4bSfFne7BPkj9OGREyfLcukvGAh_oqPLXuu0lert9wbTAqRUTyM5Y1nSjw3h2B3jv91mH78mGvhy8LeVNLkrSMxEa4GtrrUvlzkPnZayc_LE2Sr7JnQjhwylVNWvkcIAjstOZShjPKe4pUJwj-cUXmXZB7Zwr-Q9WLtprFgQoBvadd5DHD4aynsYEabKZVcOqhV8l2zyaUCGobUzdPqBC5kk5-VPmNTqm6Qs91mb1y_5ydmHjTWmSW6qtN_op-Xfwqr_hllvOjhnAvvDJWUOKH-YIgZw_k_db2mzW1hO093jSDMYv6wpiy_5XWMNJBjcH8hvR_pFjXIqScUnKPranEZvCyGfHR-UBNJ89s_JEE49chcIt8LiukBeXQ_TOe29kzWnT1tYtfGQXP8FY2Wukw5yhvP3coGp1-LPZRuw3BLP2tWmiijmyj5lMikp8MIeqOztN8zgsArZ9jq21EtDSNfpO_0C4GEOtCZQYvZHRpDeY966XDnN7Blenn_8FZ95M-M-1My8hsmF__JrnY4ZFZr2274f_FbyJaSqGj6H-YRuzawO2TVLWHxAr6v2LCiB_QX01PwUI1yaJmP0mI-Qz5zXgSHzfVzhF7l1zEnM8qIYcSXzD1Gp3rjpn2sq-rR-JLqeHq080Hl0X9c8lzozw3qCpvcTfA-4ZTdXU9ax3nt7emcPVFo9N_JBjYashC7KvjkIWjMhQoTbIRlO18gjEa-Dvtsmo4_xE1ApYRoylbhxg3_fQJjKLfCBv32V6BM8qWKINL7d1nYP7PtAKnglCdnT_dK0_pCK6ejGfmdWZgVj0DhVZUCXf2kN530Y0hoCb1jBgwJ16a5gUqJMtnWScarIGSVrsYMA_uEt7DwQzGYAGESVIgi8JVATkxoq4EbyOLCHX7MIKmAPGV2WWTjWAWLnE2ITjlXtBkUAwjq2v957BMgIqxSNxEjG75Gd0i1XjZAujCSCXMrywZ72-VdQy4cD6kzH9mv04fZ7_dqn9eKPHBY7_T7V6myRDj_ImkffXcygmd7F-_-kHMExI6ABas1WtfDjkYgbRM0jMtIHYL-W9xT8vCSLSdvHcb5Y8XSXT5GTwI7eIlBHnCvFrgunbCo9bJJlT2Gc1RcgeZ4rg3yu1MNF4Mfk6DBwDhduGh5l7nypL00B0HokLfF4H7N1oSKL9jdVE3oMyJuA9NV1SJiyqcneSVHBzqjFZ5sszFXPlBKEz31izxFToAF4tDYMR507zYLcxyLA4AmHlkmn0qeozPb5qk-qZB6yLywtewv8O1KqxieAEJnEmyiqGnoKBdkjpeYmplErSxJyzoRX4fXb9mOdb-izJgvqSQ5uLm0_EXf3OklpMoAJ2CPJ6cxpg_5bhiwbgEtafCuDyXVL9Zzi872yUb_Z-ATlqU1M2Ai67f1piHIUDzMn4kulXQhPMb_R4eznMbX_aRigQh92-t1USoFtX2vmyCUQageFcrHHK524gPQ7rkOfDvZ8GHPXi3YZFnzGkSKjQD0jumFtzDiRqYkkMECep0zgY8MjuWLMjlMuigpkzSm8GPZ2aFeIMxJCYR8iMf7fH9NyHAJnicx4wdW_UqqgY5jfVtDvPSL0SRScyyK0jNdmofDHjWp4Tehih5OOw81E3BYLCiIv2p2zTMRSTZxFyG3HI91tIEaJu_RnIMFxzCilaP1LcbMrjyFzBtLJiXXJ--eFYyIMYKgfbWIOTsjLLJGC8NS2wuzaXB-C6GLsuSEHci5a8f5KGqaXK99LvHtY4k36WhEoVUjQEGY7HNJrtdjBUlqDgnT9iO06gGd2QCGvlP4us-Z3q2Bcyhf0LzOgn_Bpjc6YBk4TNF1AMxG15qmhnsrWcGElkpk3Vh9npC8--vkvhh7pOPfTZlNjQQh900OemY9gwxHyCBbt1096g4qkYOntGJmw-wVjyWxOt9K9CaM9WxY3wFyOmwqiFL1PK4CMeKMZk54iZ1ZiyXDOvsO7qUa9XQGDy3W8ic6R3DUzdkxEEBFYHAjDy3qE\",\"type\":\"redacted_thinking\"},\"index\":0,\"type\":\"content_block_start\"}\n\nevent: content_block_stop\ndata: {\"index\":0,\"type\":\"content_block_stop\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"text\":\"\",\"type\":\"text\"},\"index\":1,\"type\":\"content_block_start\"}\n\nevent: content_block_delta\ndata: {\"delta\":{\"text\":\"37887\",\"type\":\"text_delta\"},\"index\":1,\"type\":\"content_block_delta\"}\n\nevent: content_block_stop\ndata: {\"index\":1,\"type\":\"content_block_stop\"}\n\nevent: message_delta\ndata: {\"delta\":{\"stop_reason\":\"end_turn\",\"stop_sequence\":null},\"type\":\"message_delta\",\"usage\":{\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":0,\"input_tokens\":23,\"output_tokens\":266,\"output_tokens_details\":{\"thinking_tokens\":254}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
+        "body": "event: message_start\ndata: {\"message\":{\"content\":[],\"id\":\"msg_6abb4cc8199fc8fa6763470e\",\"model\":\"muse-spark-1.3\",\"role\":\"assistant\",\"stop_reason\":null,\"stop_sequence\":null,\"type\":\"message\",\"usage\":{\"input_tokens\":0,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"data\":\"Q-PaDgEdq_xGJ7Hl5i3AUq-IGolHfh7VsPu8914OD3BSVMiPCf1QVZ4O553OKpiejFGIkjBEfR2gGxcXlTsKuK78wfAiGAft2yQIHPeCJt4Csoxc3UUX405gUHqO9M06WeU118pTrlITW4g4dElALKmE2zi_pkQzEvU07jPqsF4n-3-9FkEnJ3D5Ag0UsU4LI1Mn5-EwPyPkitspoB-ytXsugMGQTMMfInzNq0OKDDMAO88aRQv24EslYBviairfM5c-k6dqOdGfsg_SntRiZJVNoo1yowGhQuiMKXreeQiQj_hrSVEXo8PVybmaCXtfW0I_2rI7JKR1uO-fxUHZckcCvLKMS3Wa2cwPUM9MPAnq05l3lbD1LpqZ_UPlf534p8_0BmF4hVGI2pamDWkL--7UaWrGFYtwBc3r9GVW0aIZC1ArnGjXsInKCnJuJ-elKu8H0Wp8-lxrsEfqtmxCamrsil8jOkIMezwSMUGtawhcOSdOnyQRje2b3OXiRx7Y-XZjrBlErbS13tdMJhXGlVqp9tazXlKdIt9CpMfMxjYW-Z5VkrJNymsBcjW1r2x5DC2VzGcqcha91rBkskrhKGWix95cdaEqUkP66DW9jThk4RS__E_oyt8DMTpvCxoZ5pe_mLkuS-ZpYKFeZbRegegIQErP_yuhvPWCwTYZymW4uUTVEmxdJ1otAST4ICF4ChsbHLLzJc4XHO7TA5GcwEc69m-poLTFrJvuYRErYhHHONOGWZGoyaPXApsmytUW6-lH2OiVpViVrLg_qvDw1NwyTgguQfP1d6JJYTmnjgN-Pa9170lqGzMI1fVjsC9zY5e6qe6NiyOwpxbFoV-jfdzyfeKX5LMVacpj2xV6dk6dYW7zcIZ3rJJvCpnwJROCjKbSRa4RvBFWNW2xjiWi1tYltzsz1YR1RHZJEN8szlfJjdMrfJdR5GbOiiDMcwGgGNOF5kbQqLgkggzR-B4lUNGLvSyBjAd_AdLpab0r9j1XdKBPWLFiXfAtX8lPSfeCSV41LFxKopB-MIVOpgtrwW6dsEayU7_w4Tc1nBTtYOGf2cGUV2XYzEpt5vxzCDC-og8WZ2lr3hOczp543-_I8n2ZOQEEk1k3suykPiQen_wgcpRccm18Aqsjy2t3uitZ-p1p4g0s6tG6Y_DCS4ku713v9Uw2ezHosl4Qk5JVk-KNvi9ZCYb9Jmc7PqHubP6Ua_UTyIeTiBB60zK5EgatIglUv3_NudfsplEH8YJkMvoAPJk-HW7c2WwzoymfA4TFoCg8vt3YHGAtuiyqF17-S3sfhl9J6oX-7FFpGn6bRqgwguC6sHUQw3bqWtyG4LjUy3_qzWfCI5zSm1hxjd6YRaxkdlv37Ol3Ua-65b3gRmQoUlA7omPbHuC8r2TNnG_ltsp9EMJlz7HN-Gyggw\",\"type\":\"redacted_thinking\"},\"index\":0,\"type\":\"content_block_start\"}\n\nevent: content_block_stop\ndata: {\"index\":0,\"type\":\"content_block_stop\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"text\":\"\",\"type\":\"text\"},\"index\":1,\"type\":\"content_block_start\"}\n\nevent: content_block_delta\ndata: {\"delta\":{\"text\":\"37887\",\"type\":\"text_delta\"},\"index\":1,\"type\":\"content_block_delta\"}\n\nevent: content_block_stop\ndata: {\"index\":1,\"type\":\"content_block_stop\"}\n\nevent: message_delta\ndata: {\"delta\":{\"stop_reason\":\"end_turn\",\"stop_sequence\":null},\"type\":\"message_delta\",\"usage\":{\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":0,\"input_tokens\":23,\"output_tokens\":161,\"output_tokens_details\":{\"thinking_tokens\":149}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

packages/ai/test/fixtures/recordings/meta-messages/streams-text-with-enabled-thinking.json

@@ -2,9 +2,16 @@
   "version": 1,
   "metadata": {
     "model": "muse-spark-1.3",
-    "tags": ["prefix:meta-messages", "provider:meta", "protocol:meta-messages", "text", "reasoning", "enabled"],
+    "tags": [
+      "prefix:meta-messages",
+      "provider:meta",
+      "protocol:meta-messages",
+      "text",
+      "reasoning",
+      "enabled"
+    ],
     "name": "meta-messages/streams-text-with-enabled-thinking",
-    "recordedAt": "2026-09-07T17:26:20.464Z"
+    "recordedAt": "2026-09-29T05:29:50.023Z"
   },
   "interactions": [
     {
@@ -15,14 +22,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"muse-spark-1.3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"What is 173 multiplied by 219? Reply with only the final integer.\"}]}],\"stream\":true,\"max_tokens\":2048,\"thinking\":{\"type\":\"enabled\",\"budget_tokens\":1024,\"display\":\"omitted\"},\"output_config\":{\"effort\":\"low\"}}"
+        "body": "{\"model\":\"muse-spark-1.3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"What is 173 multiplied by 219? Reply with only the final integer.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"stream\":true,\"max_tokens\":2048,\"thinking\":{\"type\":\"enabled\",\"budget_tokens\":1024,\"display\":\"omitted\"},\"output_config\":{\"effort\":\"low\"}}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream"
         },
-        "body": "event: message_start\ndata: {\"message\":{\"content\":[],\"id\":\"msg_6a9ef3bbb7e691b3ea26427b\",\"model\":\"muse-spark-1.3\",\"role\":\"assistant\",\"stop_reason\":null,\"stop_sequence\":null,\"type\":\"message\",\"usage\":{\"input_tokens\":0,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"data\":\"Q-PaDgEpowvGua1C8z2RSICyyeSLruZ1JBUhrhLhgqf_XauiaESRHyHgIPVF0Cfxp7eLB_ESNObq7vJNDLdffE-RaN5nEauXhRxH6fJErC-4H_KELZFGF-qNnGu2DWl-gEojkwwkq1HtTtT3rOEk5isGjdribnDvR7a1zkpG3I0BxE_UyseISDSbkev5tyV7DkiH4xyv2ZmwuO3HHGgmAztEek9vm0ZTElZ8PIPvHG6P38aYGTGKrTjyOhmN3LBa_NFvtQQkUMKRB3n7L_N5KB1NbYkPzLEJ6L5dL9DJZBSsZms0O62QZ2zs2oWZ-ekQWL4oIuiRozWVpmwzjtkJl9WXtyvdL-4MACucXMSN9V7hWzC50g-DgdeFPSslsA9gy619wTNPPIxPymGWeD9LYKR3iwTRLNYzuycHakNqikhiwz9MweMod5GLTdbtypZJcV7ourz58jmK4YKsqleVPVvXM6bIoNuT2yGj23-tAYxQszGXQMHxSTnaLAHl6sUdiwTqX4wbFYfX-ogkIZsrca9mv5E2gkH1wJl19GPCxFaSDCHxh3QAW0RIExKUJly9Ydpoegmojfo0F4Hjt13zDm03fLEQ0eY8GjxIIHDt_zVRQGTW8d4tgZpTt4K9H1TTefG34EerN7jl7L-WNUe_gKorN4aSYBS6S6ma4Vb91NlUQ4cEGBKVQvumYe16p9Xj6Te-tCuiBmTOCq6iDsTH-eMlip_Bc18MD2BCGr2NdF4PB2vqHGSPIvSHDRXBjoPNtm18opAsUnOBu7-tysb8-EKFd5z7JbWgegQWNs11FdX0uFtC-U9ROwbHLJ3IHk4m2UHc2USwi7v4Xe6FtnkJ0VCZTajFUTXW33lwO3UsHuqEbxVnU_Rzuj6Ryjb08bpXpJBjIEGf2wBS3_I78cuXKOChHu-evtnjezc77joRUP8_I8pWsQbQ6bHABD95p8q6ZdQpDr9XQALbVg3ZvD5_QgF59rIxkW9a2L78oQpu0O3UT7-jxNFe38-OXuEr3VTv7RzISu1zjvBZD0k9-2q-T9BAJmsK6oPajJQWKwHBYF3w6vbsQ8tRDdh2uerhlAIWU0YL92gPCmT3mR6HxSGjAx08t-gib_YrzvWn0oTfLNk_BNfAMpG7Mj2GYNbyTkd_tjNZ2fOwVKbygsoFIUEvh2B-xyHOYuhXfxzI8-Gt55FMGDLLKcHfgmOZAUz1xVkIdm6bcuRFuQppgTzYIr66GN6tsr9KxTN2GZ2NHCwexe0hSAGfKVyLr8QBxTDRlzubBqe-osgQJrJtS7uM1MuWK_8grkZrNsn6g3ami0JboEmM_Ct3gVhkXo6lhCCcjn1gnGX-HOLczT3Xty1wYkeayUpi9x326nrSmypxzbzCRS3bOaPvSoBCszri0uTfUnVQK5kTVuRD30fGxauPhA\",\"type\":\"redacted_thinking\"},\"index\":0,\"type\":\"content_block_start\"}\n\nevent: content_block_stop\ndata: {\"index\":0,\"type\":\"content_block_stop\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"text\":\"\",\"type\":\"text\"},\"index\":1,\"type\":\"content_block_start\"}\n\nevent: content_block_delta\ndata: {\"delta\":{\"text\":\"37887\",\"type\":\"text_delta\"},\"index\":1,\"type\":\"content_block_delta\"}\n\nevent: content_block_stop\ndata: {\"index\":1,\"type\":\"content_block_stop\"}\n\nevent: message_delta\ndata: {\"delta\":{\"stop_reason\":\"end_turn\",\"stop_sequence\":null},\"type\":\"message_delta\",\"usage\":{\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":0,\"input_tokens\":23,\"output_tokens\":143,\"output_tokens_details\":{\"thinking_tokens\":131}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
+        "body": "event: message_start\ndata: {\"message\":{\"content\":[],\"id\":\"msg_6abb4ccc0beea22bb95a41de\",\"model\":\"muse-spark-1.3\",\"role\":\"assistant\",\"stop_reason\":null,\"stop_sequence\":null,\"type\":\"message\",\"usage\":{\"input_tokens\":0,\"output_tokens\":0}},\"type\":\"message_start\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"data\":\"Q-PaDgGoJiKtl-javJ6dY04Ws79OK_mVBNQgu19iuCSru9wUy0jS0-87v1Lr1jC3I6cI8gnBvTl3HcRgR8MqmTOddFg5f_QSqhUweOVsCzaNL18Bjkye_cK3jGmlc9IsGLJ8dGFvFMPwflkMcofmwZ1P0EsMivXgwsDsWuiHP3PAP6_DfKgpVnNoz1oxNXgoVMTaNylNHtKHXpeC4_doHgWONMjhca771bIh_x0sRT-mQlONkr6HHgzzpCftEGOgnELEC7DlmJ46CDe_VSuaiUk8VLeNV4xyNm4XBHoyFuEn2N4tmG6mxo3cQlN2er8lY39XmY5gqy4ZIJddoY4sVFxBfL-axfDDv89hAhTYgXxH4dj4MyAj5TPWdyVZwunw2dRwf9JobQW-HCGcPxW6rqE7znOAegWSLD-mKRGZXNp7-kTY5Wicv9toV-VsBIFc1YpHFRpw36pxZftd2JnbW38dNYH0fO_QYnCknHxE9RA68uFpu_JvvpHOO0sFAuqwOCMynQyqFZRY9vVJBMYnuB_RIY_WCEuZwt7hV9es1aPk2QJyAWFh-LnNDzp9ktLaNwnnJxRpEK1r0PMbUsIQJMuxcNH7lCstE2dGBf02O4lH4HlZSHNsLcZuUjb01HCISf7cQXzIjG6rO_47m52h6bMpYZITElM66XVlKRE5V3wF_7sQ2BaT4g8GLxxTkgh-C0x8ISPVaU773cDvJSuOI-5FlUbviG9oQG_0PxU5ulQDCMSEM4wZENu6ZRlngTloFSxHJfeQvShiy9pC9kv-DuOT1stUT4HqpV0bV7WGrJjlX9l17JbMgjMBwzhNWTJwGiuw2Ya2cCveYgSzxMZtcI_YH9mv0n53c2h7_1Lq2-kVDx_R5UngrMLu9YxjIwIgK_UtbtnTXJ-q5X4DexgovoBPjzc2GOQeK0DoOnfOczVLMALAkQMnyxCQ65ZuawVuJFmIKY9ooznuqWjl5mLxVCn5Fyhk2uTKjFlbW1JO-RdvNF9CMRD2y2bY2Igy4w9Gh1R_xAhM7rwF0dt_p2g8CUjqsEyIn9bSGuRuzXfkxNz7KYfyCD2rkZc1gw8oU7jiLEpNl5gCkcj7bNql7lcDYgJtGSDRwZlIzZcb7MaxFHyFw7dXGtrOIvLL5eF8TOidjaRaY27xkCCBkQXWeIiX0qV5AuojjrpRAJsVVvdT5s2dHd1IYHU0nnsePU1Dd7gyB59upU9W1AaFrXjx0pn4MsNuYDcyLyzihq1lCeK23OSoXkwH9UI-zaLkV6MGUf_K0jMJPr6FrMgYF1x_SpXYOKSXPHhY5UE3pGLIL5_vFCRkAkMcvpw-H3tyljgnCZwt3g-Yuy4Uj05MS3PseQxuUor-0trgRBaBW4AdB925t2D41RJ4xp3HnEpjEkNFJ8Hsqbs3QxyVoTAvElXOrQ\",\"type\":\"redacted_thinking\"},\"index\":0,\"type\":\"content_block_start\"}\n\nevent: content_block_stop\ndata: {\"index\":0,\"type\":\"content_block_stop\"}\n\nevent: content_block_start\ndata: {\"content_block\":{\"text\":\"\",\"type\":\"text\"},\"index\":1,\"type\":\"content_block_start\"}\n\nevent: content_block_delta\ndata: {\"delta\":{\"text\":\"37887\",\"type\":\"text_delta\"},\"index\":1,\"type\":\"content_block_delta\"}\n\nevent: content_block_stop\ndata: {\"index\":1,\"type\":\"content_block_stop\"}\n\nevent: message_delta\ndata: {\"delta\":{\"stop_reason\":\"end_turn\",\"stop_sequence\":null},\"type\":\"message_delta\",\"usage\":{\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":0,\"input_tokens\":23,\"output_tokens\":198,\"output_tokens_details\":{\"thinking_tokens\":186}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

packages/ai/test/fixtures/recordings/minimax-messages/m2-7-streams-default-thinking.json

@@ -11,7 +11,7 @@
       "reasoning"
     ],
     "name": "minimax-messages/m2-7-streams-default-thinking",
-    "recordedAt": "2026-09-07T16:53:20.721Z"
+    "recordedAt": "2026-09-29T05:27:50.902Z"
   },
   "interactions": [
     {
@@ -22,14 +22,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"MiniMax-M2.7\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"What is 173 multiplied by 219? Reply with only the final integer.\"}]}],\"stream\":true,\"max_tokens\":1536}"
+        "body": "{\"model\":\"MiniMax-M2.7\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"What is 173 multiplied by 219? Reply with only the final integer.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"stream\":true,\"max_tokens\":1536}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream; charset=utf-8"
         },
-        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"bd0c49bb4f5e6f26b77bab9b5a917484\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"MiniMax-M2.7\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":57,\"output_tokens\":0}}}\n\nevent: ping\ndata: {\"type\":\"ping\"}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"thinking\",\"thinking\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"The user\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" asks: \\\"What is 173 multiplied by 219? Reply with only the final integer.\\\" So we compute 173 * 219. Compute:\\n\\n173 * 219 = \"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"173 * (200 + 19) = 173*200 + 173*19 = 34600 + (173*19). 173*19 = 173*20\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" - 173 = 3460 - 173 = 3287. So total = 34600 + 3287 = 37887.\\n\\nAlternatively compute directly: 219 * \"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"173 = 219 * 173 = (219 * 100) + (219 * 70) + (219 * 3) = 21900 + 15330 + 657\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" = 37887.\\n\\nThus answer is 37887. We must reply with only the final integer: \\\"37887\\\". No extra text.\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"signature_delta\",\"signature\":\"1625da2f905565076ee90b9c2919db39b1719731c0820eca2f2a1c9c28324e87\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":1,\"content_block\":{\"type\":\"text\",\"text\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"text_delta\",\"text\":\"37887\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":1}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"end_turn\"},\"usage\":{\"input_tokens\":57,\"output_tokens\":187,\"output_tokens_details\":{\"thinking_tokens\":184}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
+        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"419c5ecf093decc95250bc4cc3afce52\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"MiniMax-M2.7\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":0,\"output_tokens\":0,\"cache_creation_input_tokens\":21,\"cache_read_input_tokens\":36}}}\n\nevent: ping\ndata: {\"type\":\"ping\"}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"thinking\",\"thinking\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"The user\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" asks: \\\"What is 173 multiplied by 219? Reply with only the final integer.\\\"\\n\\nWe need to calculate 173 * 219 = ?\\n\\nLet's compute.\\n\\n173 *\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" 219:\\n\\nOption 1: compute 173 * 200 = 34,600 (actually 173*200 = 34,600\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"? Wait 173 * 200 = 34,600? Let's check: 173 * 2 = 346, then times 100 = 34,600. Yes\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\".)\\n\\n173 * 19 = 173 * 20 - 173 = 3,460 - 173 = 3\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\",287.\\n\\nAdd them: 34,600 + 3,287 = 37,887.\\n\\nThus product is 37,887.\\n\\nAlternatively, compute \"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"219 * 173: 219*100 = 21,900; 219*70 = 15,330; 219*3 = 657\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"; sum = 21,900 + 15,330 = 37,230; +657 = 37,887. Same.\\n\\nThus answer: 378\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"87.\\n\\nThe user wants only the final integer. So reply \\\"37887\\\". No other text.\\n\\nThus final answer: 37887.\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"signature_delta\",\"signature\":\"48b0f683a3fb6cfc2e060ff709c12a905c76d2e5bdddc709fb5b1cfc5aa600f7\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":1,\"content_block\":{\"type\":\"text\",\"text\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"text_delta\",\"text\":\"37887\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":1}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"end_turn\"},\"usage\":{\"input_tokens\":0,\"output_tokens\":259,\"cache_creation_input_tokens\":21,\"cache_read_input_tokens\":36,\"output_tokens_details\":{\"thinking_tokens\":256}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

packages/ai/test/fixtures/recordings/minimax-messages/m3-continues-a-tool-loop-with-adaptive-thinking.json

@@ -13,7 +13,7 @@
       "usage"
     ],
     "name": "minimax-messages/m3-continues-a-tool-loop-with-adaptive-thinking",
-    "recordedAt": "2026-09-07T16:53:25.185Z"
+    "recordedAt": "2026-09-29T05:27:53.421Z"
   },
   "interactions": [
     {
@@ -24,14 +24,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"MiniMax-M3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Look up the current weather in Paris using get_weather before answering. After receiving the result, report the weather in one short sentence.\"}]}],\"tools\":[{\"name\":\"get_weather\",\"description\":\"Get the current weather in a city\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"],\"additionalProperties\":false}}],\"tool_choice\":{\"type\":\"auto\"},\"stream\":true,\"max_tokens\":1536,\"thinking\":{\"type\":\"adaptive\"}}"
+        "body": "{\"model\":\"MiniMax-M3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Look up the current weather in Paris using get_weather before answering. After receiving the result, report the weather in one short sentence.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"tools\":[{\"name\":\"get_weather\",\"description\":\"Get the current weather in a city\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"],\"additionalProperties\":false},\"cache_control\":{\"type\":\"ephemeral\"}}],\"tool_choice\":{\"type\":\"auto\"},\"stream\":true,\"max_tokens\":1536,\"thinking\":{\"type\":\"adaptive\"}}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream; charset=utf-8"
         },
-        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"6a532037868639a6189e7c0b9e1c9aa2\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"MiniMax-M3\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":0,\"output_tokens\":0,\"service_tier\":\"standard\"},\"service_tier\":\"standard\"}}\n\nevent: ping\ndata: {\"type\":\"ping\"}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"thinking\",\"thinking\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"The user wants me\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" to look up the\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" current weather in Paris\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" using the get_\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"weather tool, then\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" report it\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" in one short sentence\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\". Let\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" me call the tool\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\".\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"signature_delta\",\"signature\":\"f05cb5f4873950f23d194289c41d79b96ebd37c9411a45b306ed44f135a910d4\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":1,\"content_block\":{\"type\":\"tool_use\",\"id\":\"call_01a07cc9f2d47d83a6424ff3\",\"name\":\"get_weather\",\"input\":{}}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"{\\\"city\\\":\\\"Paris\\\"}\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":1}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"tool_use\"},\"usage\":{\"input_tokens\":239,\"output_tokens\":63,\"cache_read_input_tokens\":203,\"service_tier\":\"standard\",\"output_tokens_details\":{\"thinking_tokens\":33}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
+        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"6e8c4645c02dd05c2f08c22e5eba9a89\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"MiniMax-M3\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":0,\"output_tokens\":0,\"service_tier\":\"standard\"},\"service_tier\":\"standard\"}}\n\nevent: ping\ndata: {\"type\":\"ping\"}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"thinking\",\"thinking\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"The user wants me\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" to look up the\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" current weather in Paris\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" using the get_\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"weather tool, then\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" report the weather in\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" one short sentence after\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" receiving the result.\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" Let\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" me call the tool\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\".\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"signature_delta\",\"signature\":\"61f13458806572210eb8e1809b12f191297eea1a7f0104aa12f86595ef5eb1dc\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":1,\"content_block\":{\"type\":\"tool_use\",\"id\":\"call_01a0eba239b7718ba67e5aa3\",\"name\":\"get_weather\",\"input\":{}}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"{\\\"city\\\":\\\"Paris\\\"}\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":1}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"tool_use\"},\"usage\":{\"input_tokens\":239,\"output_tokens\":68,\"cache_read_input_tokens\":203,\"service_tier\":\"standard\",\"output_tokens_details\":{\"thinking_tokens\":38}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
       }
     },
     {
@@ -42,14 +42,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"MiniMax-M3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Look up the current weather in Paris using get_weather before answering. After receiving the result, report the weather in one short sentence.\"}]},{\"role\":\"assistant\",\"content\":[{\"type\":\"thinking\",\"thinking\":\"The user wants me to look up the current weather in Paris using the get_weather tool, then report it in one short sentence. Let me call the tool.\",\"signature\":\"f05cb5f4873950f23d194289c41d79b96ebd37c9411a45b306ed44f135a910d4\"},{\"type\":\"tool_use\",\"id\":\"call_01a07cc9f2d47d83a6424ff3\",\"name\":\"get_weather\",\"input\":{\"city\":\"Paris\"}}]},{\"role\":\"user\",\"content\":[{\"type\":\"tool_result\",\"tool_use_id\":\"call_01a07cc9f2d47d83a6424ff3\",\"content\":\"{\\\"condition\\\":\\\"sunny\\\",\\\"temperature\\\":\\\"18C\\\"}\"}]}],\"tools\":[{\"name\":\"get_weather\",\"description\":\"Get the current weather in a city\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"],\"additionalProperties\":false}}],\"tool_choice\":{\"type\":\"none\"},\"stream\":true,\"max_tokens\":1536,\"thinking\":{\"type\":\"adaptive\"}}"
+        "body": "{\"model\":\"MiniMax-M3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Look up the current weather in Paris using get_weather before answering. After receiving the result, report the weather in one short sentence.\"}]},{\"role\":\"assistant\",\"content\":[{\"type\":\"thinking\",\"thinking\":\"The user wants me to look up the current weather in Paris using the get_weather tool, then report the weather in one short sentence after receiving the result. Let me call the tool.\",\"signature\":\"61f13458806572210eb8e1809b12f191297eea1a7f0104aa12f86595ef5eb1dc\"},{\"type\":\"tool_use\",\"id\":\"call_01a0eba239b7718ba67e5aa3\",\"name\":\"get_weather\",\"input\":{\"city\":\"Paris\"}}]},{\"role\":\"user\",\"content\":[{\"type\":\"tool_result\",\"tool_use_id\":\"call_01a0eba239b7718ba67e5aa3\",\"content\":\"{\\\"condition\\\":\\\"sunny\\\",\\\"temperature\\\":\\\"18C\\\"}\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"tools\":[{\"name\":\"get_weather\",\"description\":\"Get the current weather in a city\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"],\"additionalProperties\":false},\"cache_control\":{\"type\":\"ephemeral\"}}],\"tool_choice\":{\"type\":\"none\"},\"stream\":true,\"max_tokens\":1536,\"thinking\":{\"type\":\"adaptive\"}}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream; charset=utf-8"
         },
-        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"e9e7ea89f63eca1cd17a037aef28eed1\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"MiniMax-M3\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":0,\"output_tokens\":0,\"service_tier\":\"standard\"},\"service_tier\":\"standard\"}}\n\nevent: ping\ndata: {\"type\":\"ping\"}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"text\",\"text\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"The weather\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\" in Paris is sunny\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\" with\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\" a\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\" temperature of 18\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"°C.\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"end_turn\"},\"usage\":{\"input_tokens\":164,\"output_tokens\":16,\"cache_read_input_tokens\":128,\"service_tier\":\"standard\"}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
+        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"0f6a842fc54eecab0d6df9ffebd8dd3b\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"MiniMax-M3\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":0,\"output_tokens\":0,\"service_tier\":\"standard\"},\"service_tier\":\"standard\"}}\n\nevent: ping\ndata: {\"type\":\"ping\"}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"thinking\",\"thinking\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"The weather\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" in Paris is sunny\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" with a\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" temperature of 18\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"°C. I'll\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" report this in one\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"short sentence.\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"signature_delta\",\"signature\":\"fefe2c0e5f3f0a0edc24b21d37c8b7fb12ed0755bd1898f71acc2325f1b35958\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":1,\"content_block\":{\"type\":\"text\",\"text\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"text_delta\",\"text\":\"It's\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"text_delta\",\"text\":\" currently\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"text_delta\",\"text\":\" sunny in\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"text_delta\",\"text\":\" Paris with a temperature\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"text_delta\",\"text\":\" of 18°C\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"text_delta\",\"text\":\".\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":1}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"end_turn\"},\"usage\":{\"input_tokens\":169,\"output_tokens\":38,\"cache_read_input_tokens\":128,\"service_tier\":\"standard\",\"output_tokens_details\":{\"thinking_tokens\":22}}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

packages/ai/test/fixtures/recordings/minimax-messages/m3-generates-a-named-tool-call-with-default-thinking-off.json

@@ -11,7 +11,7 @@
       "usage"
     ],
     "name": "minimax-messages/m3-generates-a-named-tool-call-with-default-thinking-off",
-    "recordedAt": "2026-09-07T16:53:24.366Z"
+    "recordedAt": "2026-09-29T05:27:51.660Z"
   },
   "interactions": [
     {
@@ -22,14 +22,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"MiniMax-M3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Use get_weather to look up the current weather in Paris.\"}]}],\"tools\":[{\"name\":\"get_weather\",\"description\":\"Get the current weather in a city\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"],\"additionalProperties\":false}}],\"tool_choice\":{\"type\":\"tool\",\"name\":\"get_weather\"},\"stream\":true,\"max_tokens\":512}"
+        "body": "{\"model\":\"MiniMax-M3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Use get_weather to look up the current weather in Paris.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"tools\":[{\"name\":\"get_weather\",\"description\":\"Get the current weather in a city\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"],\"additionalProperties\":false},\"cache_control\":{\"type\":\"ephemeral\"}}],\"tool_choice\":{\"type\":\"tool\",\"name\":\"get_weather\"},\"stream\":true,\"max_tokens\":512}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream; charset=utf-8"
         },
-        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"a60a8adb2eff7545f809b9df2689f1b8\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"MiniMax-M3\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":0,\"output_tokens\":0,\"service_tier\":\"standard\"},\"service_tier\":\"standard\"}}\n\nevent: ping\ndata: {\"type\":\"ping\"}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"text\",\"text\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"I'll\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\" look\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\" up the current weather\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\" in Paris for you\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\".\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":1,\"content_block\":{\"type\":\"tool_use\",\"id\":\"call_b0246853f3c4432ea455cc99\",\"name\":\"get_weather\",\"input\":{}}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"{\\\"city\\\":\\\"Paris\\\"}\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":1}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"tool_use\"},\"usage\":{\"input_tokens\":401,\"output_tokens\":39,\"service_tier\":\"standard\"}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
+        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"5f4a7ce22c5a82497fedc65028aa4825\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"MiniMax-M3\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":0,\"output_tokens\":0,\"service_tier\":\"standard\"},\"service_tier\":\"standard\"}}\n\nevent: ping\ndata: {\"type\":\"ping\"}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"text\",\"text\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"I'll\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\" look\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\" up the current weather\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\" in Paris for you\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\".\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":1,\"content_block\":{\"type\":\"tool_use\",\"id\":\"call_01a0eba235fb7281a0f2ea2c\",\"name\":\"get_weather\",\"input\":{}}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"{\\\"city\\\":\\\"Paris\\\"}\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":1}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"tool_use\"},\"usage\":{\"input_tokens\":287,\"output_tokens\":39,\"cache_read_input_tokens\":128,\"service_tier\":\"standard\"}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

packages/ai/test/fixtures/recordings/minimax-messages/m3-streams-text-with-thinking-disabled.json

@@ -11,7 +11,7 @@
       "thinking-off"
     ],
     "name": "minimax-messages/m3-streams-text-with-thinking-disabled",
-    "recordedAt": "2026-09-07T16:53:16.028Z"
+    "recordedAt": "2026-09-29T05:27:36.888Z"
   },
   "interactions": [
     {
@@ -22,14 +22,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"MiniMax-M3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"What is 173 multiplied by 219? Reply with only the final integer.\"}]}],\"stream\":true,\"max_tokens\":1536,\"thinking\":{\"type\":\"disabled\"}}"
+        "body": "{\"model\":\"MiniMax-M3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"What is 173 multiplied by 219? Reply with only the final integer.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"stream\":true,\"max_tokens\":1536,\"thinking\":{\"type\":\"disabled\"}}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream; charset=utf-8"
         },
-        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"01664c047875a0f573c966467c8cccc1\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"MiniMax-M3\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":0,\"output_tokens\":0,\"service_tier\":\"standard\"},\"service_tier\":\"standard\"}}\n\nevent: ping\ndata: {\"type\":\"ping\"}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"text\",\"text\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"378\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"87\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"end_turn\"},\"usage\":{\"input_tokens\":51,\"output_tokens\":3,\"cache_read_input_tokens\":128,\"service_tier\":\"standard\"}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
+        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"444066751666f2071c999bfd0b4c16b0\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"MiniMax-M3\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":0,\"output_tokens\":0,\"service_tier\":\"standard\"},\"service_tier\":\"standard\"}}\n\nevent: ping\ndata: {\"type\":\"ping\"}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"text\",\"text\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"378\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"87\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"end_turn\"},\"usage\":{\"input_tokens\":179,\"output_tokens\":3,\"service_tier\":\"standard\"}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

packages/ai/test/fixtures/recordings/moonshot-messages/k3-respects-tool-choice-required.json

@@ -2,9 +2,16 @@
   "version": 1,
   "metadata": {
     "model": "kimi-k3",
-    "tags": ["prefix:moonshot-messages", "provider:moonshot", "protocol:messages", "tool", "tool-choice", "usage"],
+    "tags": [
+      "prefix:moonshot-messages",
+      "provider:moonshot",
+      "protocol:messages",
+      "tool",
+      "tool-choice",
+      "usage"
+    ],
     "name": "moonshot-messages/k3-respects-tool-choice-required",
-    "recordedAt": "2026-09-07T20:37:07.770Z"
+    "recordedAt": "2026-09-29T05:28:21.798Z"
   },
   "interactions": [
     {
@@ -15,14 +22,14 @@
         "headers": {
           "content-type": "application/json"
         },
-        "body": "{\"model\":\"kimi-k3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Use get_weather to look up the current weather in Paris.\"}]}],\"tools\":[{\"name\":\"get_weather\",\"description\":\"Get the current weather in a city\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"],\"additionalProperties\":false}}],\"tool_choice\":{\"type\":\"any\"},\"stream\":true,\"max_tokens\":4096,\"output_config\":{\"effort\":\"low\"}}"
+        "body": "{\"model\":\"kimi-k3\",\"messages\":[{\"role\":\"user\",\"content\":[{\"type\":\"text\",\"text\":\"Use get_weather to look up the current weather in Paris.\",\"cache_control\":{\"type\":\"ephemeral\"}}]}],\"tools\":[{\"name\":\"get_weather\",\"description\":\"Get the current weather in a city\",\"input_schema\":{\"type\":\"object\",\"properties\":{\"city\":{\"type\":\"string\",\"enum\":[\"Paris\"]}},\"required\":[\"city\"],\"additionalProperties\":false},\"cache_control\":{\"type\":\"ephemeral\"}}],\"tool_choice\":{\"type\":\"any\"},\"stream\":true,\"max_tokens\":4096,\"output_config\":{\"effort\":\"low\"}}"
       },
       "response": {
         "status": 200,
         "headers": {
           "content-type": "text/event-stream"
         },
-        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"chatcmpl-2f2e02780e8a031b1b1307171\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"kimi-k3\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":223,\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":0,\"output_tokens\":0,\"service_tier\":\"standard\",\"inference_geo\":\"not_available\",\"prompt_tokens\":223,\"cached_tokens\":0}}}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"thinking\",\"thinking\":\"\",\"signature\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"Need\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" use\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" get\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"_we\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"ather\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" for\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" Paris\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\".\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" Call\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" function\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\".\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" Then\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" final\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" summarize\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" result\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\".\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" Use\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" tool\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\".\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":1,\"content_block\":{\"type\":\"tool_use\",\"id\":\"get_weather_0\",\"name\":\"get_weather\",\"input\":{}}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"{\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"\\\"city\\\": \\\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"Paris\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"\\\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"}\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":1}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"tool_use\",\"stop_sequence\":null},\"usage\":{\"input_tokens\":0,\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":223,\"output_tokens\":69,\"output_tokens_details\":{\"thinking_tokens\":19},\"prompt_tokens\":223,\"completion_tokens\":69,\"total_tokens\":292,\"cached_tokens\":223}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
+        "body": "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"chatcmpl-c877bb3f-cb6b-9d0f-b91e-37849d7bff39\",\"type\":\"message\",\"role\":\"assistant\",\"content\":[],\"model\":\"kimi-k3\",\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":223,\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":0,\"output_tokens\":0,\"cache_creation\":{\"ephemeral_5m_input_tokens\":0,\"ephemeral_1h_input_tokens\":0},\"service_tier\":\"standard\",\"inference_geo\":\"not_available\",\"prompt_tokens\":223,\"cached_tokens\":0}}}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"thinking\",\"thinking\":\"\",\"signature\":\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\"The\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" user explicitly\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" asks to use\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" get_weather for\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" Paris. Need call\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" the\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" tool. Do\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"thinking_delta\",\"thinking\":\" that.\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0}\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":1,\"content_block\":{\"type\":\"tool_use\",\"id\":\"get_weather_0_7e180ea4\",\"name\":\"get_weather\",\"input\":{}}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"{\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"\\\"city\\\":\\\"Paris\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"\\\"\"}}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":1,\"delta\":{\"type\":\"input_json_delta\",\"partial_json\":\"}\"}}\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":1}\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"tool_use\",\"stop_sequence\":null},\"usage\":{\"input_tokens\":223,\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":0,\"output_tokens\":73,\"cache_creation\":{\"ephemeral_5m_input_tokens\":0,\"ephemeral_1h_input_tokens\":0},\"output_tokens_details\":{\"thinking_tokens\":20},\"prompt_tokens\":223,\"completion_tokens\":73,\"total_tokens\":296,\"cached_tokens\":0}}\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"}\n\n"
       }
     }
   ]

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

@@ -1,6 +1,6 @@
 import { describe, expect, test } from "bun:test"
 import { isContextOverflow } from "../src/index.js"
-import { classifyProviderFailure } from "../src/provider-error.js"
+import { classifyProviderFailure, providerErrorMessage } from "../src/provider-error.js"
 
 describe("provider error classification", () => {
   test("classifies provider token limit messages as context overflow", () => {
@@ -355,6 +355,32 @@ describe("provider error rawBody classification", () => {
     }
   })
 
+  test("classifies Google invalid API keys as authentication failures", () => {
+    const rawBody = JSON.stringify({
+      error: {
+        code: 400,
+        message: "API key not valid. Please pass a valid API key.",
+        status: "INVALID_ARGUMENT",
+        details: [
+          {
+            "@type": "type.googleapis.com/google.rpc.ErrorInfo",
+            reason: "API_KEY_INVALID",
+            domain: "googleapis.com",
+          },
+          {
+            "@type": "type.googleapis.com/google.rpc.LocalizedMessage",
+            locale: "en-US",
+            message: "API key not valid. Please pass a valid API key.",
+          },
+        ],
+      },
+    })
+    expect(
+      classifyProviderFailure({ message: "API key not valid. Please pass a valid API key.", status: 400, rawBody })
+        ._tag,
+    ).toBe("Authentication")
+  })
+
   test("classifies overflow signals buried in the raw payload when the summary is vague", () => {
     const reason = classifyProviderFailure({
       message: "Request failed",
@@ -370,3 +396,42 @@ describe("provider error rawBody classification", () => {
     ).toBe("QuotaExceeded")
   })
 })
+
+describe("provider error messages", () => {
+  test("reads messages from common error body layouts", () => {
+    expect(
+      [
+        '{"error":{"message":"Invalid API Key","type":"invalid_request_error"}}',
+        '{"code":"invalid-argument","error":"Incorrect API key provided."}',
+        '{"message":"1 validation error detected"}',
+        '{"Message":"Invalid API Key format: Must start with pre-defined prefix"}',
+        '{"type":"about:blank","title":"Gone","status":410,"detail":"The model has reached its end of life"}',
+        '{"result":null,"success":false,"errors":[{"code":10000,"message":"Authentication error"}]}',
+      ].map(providerErrorMessage),
+    ).toEqual([
+      "Invalid API Key",
+      "Incorrect API key provided.",
+      "1 validation error detected",
+      "Invalid API Key format: Must start with pre-defined prefix",
+      "The model has reached its end of life",
+      "Authentication error",
+    ])
+  })
+
+  test("prefers the nested error message over a top-level message", () => {
+    expect(providerErrorMessage('{"message":"Bad Request","error":{"message":"model not found"}}')).toBe(
+      "model not found",
+    )
+  })
+
+  test("ignores blank, non-string, and non-JSON messages", () => {
+    expect(
+      [
+        '{"error":{"message":"  "}}',
+        '{"message":{"detail":[{"msg":"too high"}]}}',
+        '{"errors":[]}',
+        "invalid parameter",
+      ].map(providerErrorMessage),
+    ).toEqual([undefined, undefined, undefined, undefined])
+  })
+})

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

@@ -300,7 +300,9 @@ describe("provider package entrypoints", () => {
     })
 
     expect(String(selected.provider)).toBe("example")
-    expect(selected.route.id).toBe("anthropic-messages")
+    expect(selected.route.id).toBe("anthropic-compatible-messages")
+    expect(selected.route.protocol).toBe("anthropic-messages")
+    expect(selected.route.providerMetadataKey).toBe("example")
     expect(selected.route.endpoint).toMatchObject({
       baseURL: "https://messages.example.test/v1",
     })
@@ -319,6 +321,7 @@ describe("provider package entrypoints", () => {
       thinking: { type: "adaptive" },
     })
 
+    expect(selected.route.id).toBe("anthropic-messages")
     expect(selected.route.defaults.providerOptions).toEqual({ thinking: { type: "adaptive" } })
   })
 

packages/ai/test/provider/bedrock-converse-thinking-binding.recorded.test.ts

@@ -0,0 +1,103 @@
+import { describe, expect } from "bun:test"
+import { Effect } from "effect"
+import { LLM, LLMRequest, Message } from "../../src/index.js"
+import { LLMClient } from "../../src/route.js"
+import { AmazonBedrock } from "../../src/providers.js"
+import { recordedTests } from "../recorded-test.js"
+
+const RECORDING_REGION = process.env.BEDROCK_RECORDING_REGION ?? "us-east-1"
+
+// Claude Opus 5.5 enforces the conversation-prefix check on Bedrock, so a changed system prompt is a real
+// mismatch. Override with BEDROCK_BINDING_MODEL_ID for another model that enforces it.
+const modelID = process.env.BEDROCK_BINDING_MODEL_ID ?? "global.anthropic.claude-opus-5-5"
+
+// Mirrors the "high" variant, so the recording covers the real overlay and default merge.
+const model = (blockBinding?: { readonly prefix_mismatch_behavior: string }) =>
+  AmazonBedrock.model(modelID, {
+    apiKey: process.env.AWS_BEARER_TOKEN_BEDROCK ?? "fixture",
+    region: RECORDING_REGION,
+    body: {
+      additionalModelRequestFields: {
+        thinking: { type: "adaptive", display: "summarized", ...(blockBinding ? { block_binding: blockBinding } : {}) },
+        output_config: { effort: "high" },
+      },
+    },
+  })
+
+const question = "How many positive integers below 5000 have exactly 12 positive divisors? Reply with the number only."
+
+const first = LLM.request({
+  id: "recorded_bedrock_thinking_binding_first",
+  model: model(),
+  system: "You are a concise assistant.",
+  prompt: question,
+  cache: "none",
+  generation: { maxTokens: 12_000 },
+})
+
+const recorded = recordedTests({
+  prefix: "bedrock-converse-thinking-binding",
+  provider: "amazon-bedrock",
+  protocol: "bedrock-converse",
+  requires: ["AWS_BEARER_TOKEN_BEDROCK"],
+})
+
+describe("Bedrock Converse thinking binding recorded", () => {
+  recorded.effect.with("accepts the default binding with no thinking configured", { tags: ["reasoning"] }, () =>
+    Effect.gen(function* () {
+      const response = yield* LLMClient.generate(
+        LLM.request({
+          id: "recorded_bedrock_thinking_binding_default",
+          model: AmazonBedrock.model(modelID, {
+            apiKey: process.env.AWS_BEARER_TOKEN_BEDROCK ?? "fixture",
+            region: RECORDING_REGION,
+          }),
+          system: "Reply with the single word 'Hello'.",
+          prompt: "Say hello.",
+          cache: "none",
+          generation: { maxTokens: 1_024 },
+        }),
+      )
+
+      expect(response.finishReason?.normalized).toBe("stop")
+      expect(response.text).toMatch(/hello/i)
+    }),
+  )
+
+  recorded.effect.with(
+    "keeps a session working after the system prompt changes",
+    { tags: ["reasoning"] },
+    () =>
+      Effect.gen(function* () {
+        const turn = yield* LLMClient.generate(first)
+        // The signed thinking block is what Bedrock binds to the first system prompt.
+        expect(turn.message.content.some((part) => part.type === "reasoning")).toBe(true)
+
+        // Replay the assistant turn under a different system prompt, as a prompt rebuild or compaction would.
+        const next = LLMRequest.update(first, {
+          id: "recorded_bedrock_thinking_binding_next",
+          system: [{ type: "text", text: "You are a concise assistant. Today is Monday." }],
+          messages: [
+            ...first.messages,
+            Message.assistant(turn.message.content),
+            Message.user("Now double it. Reply with the number only."),
+          ],
+        })
+
+        const bound = yield* LLMClient.generate(next)
+        expect(bound.finishReason?.normalized).toBe("stop")
+        expect(bound.text).toMatch(/\d/)
+
+        // The same replay is rejected when the caller asks for the default `error` behavior, proving the check is
+        // enforced and that the default `drop_block` is what let the request above through.
+        const rejected = yield* LLMClient.generate(
+          LLMRequest.update(next, {
+            id: "recorded_bedrock_thinking_binding_error",
+            model: model({ prefix_mismatch_behavior: "error" }),
+          }),
+        ).pipe(Effect.flip)
+        expect(rejected.message).toContain("bound to a different conversation")
+      }),
+    60_000,
+  )
+})

packages/ai/test/provider/bedrock-converse-thinking-binding.test.ts

@@ -0,0 +1,100 @@
+import { describe, expect } from "bun:test"
+import { Effect } from "effect"
+import { GenerationOptions, LanguageModel, LLM } from "../../src/index.js"
+import { compileRequest } from "../../src/route/client.js"
+import { AmazonBedrock } from "../../src/providers.js"
+import { it } from "../lib/effect.js"
+
+const binding = { prefix_mismatch_behavior: "drop_block" }
+const beta = ["thinking-binding-controls-2026-08-01"]
+
+const bedrock = (id: string, settings: Parameters<typeof AmazonBedrock.model>[1] = {}) =>
+  AmazonBedrock.model(id, { baseURL: "https://bedrock-runtime.test", apiKey: "test-bearer", ...settings })
+
+const fields = (model: LanguageModel, generation?: GenerationOptions) =>
+  compileRequest(
+    LLM.request({ id: "req_1", model, system: "You are concise.", prompt: "Say hello.", cache: "none", generation }),
+  ).pipe(Effect.map((prepared) => prepared.body.additionalModelRequestFields))
+
+describe("Bedrock Converse thinking block binding", () => {
+  for (const id of [
+    "global.anthropic.claude-fable-5-1",
+    "us.anthropic.claude-fable-5-1-v1:0",
+    "anthropic.claude-fable-5.1",
+    "anthropic.claude-mythos-5-1",
+    "us.anthropic.claude-opus-5-5",
+    "global.anthropic.claude-sonnet-5-5",
+    "anthropic.claude-opus-6",
+  ]) {
+    it.effect(`defaults adaptive thinking to drop_block with the beta for ${id}`, () =>
+      Effect.gen(function* () {
+        expect(yield* fields(bedrock(id))).toEqual({
+          thinking: { type: "adaptive", block_binding: binding },
+          anthropic_beta: beta,
+        })
+      }),
+    )
+  }
+
+  for (const id of [
+    "global.anthropic.claude-opus-5",
+    "us.anthropic.claude-sonnet-5",
+    "global.anthropic.claude-fable-5",
+    "anthropic.claude-fable-5-v1:0",
+    "global.anthropic.claude-opus-4-8",
+    "us.anthropic.claude-opus-4-5-20251101-v1:0",
+    "us.anthropic.claude-haiku-4-5-20251001-v1:0",
+    "anthropic.claude-3-5-sonnet-20241022-v2:0",
+    "us.amazon.nova-2-lite-v1:0",
+  ]) {
+    it.effect(`leaves ${id} untouched`, () =>
+      Effect.gen(function* () {
+        expect(yield* fields(bedrock(id))).toBeUndefined()
+      }),
+    )
+  }
+
+  it.effect("binds a manual thinking budget and keeps top_k", () =>
+    Effect.gen(function* () {
+      expect(
+        yield* fields(
+          bedrock("global.anthropic.claude-fable-5-1", { thinking: { type: "enabled", budgetTokens: 4_000 } }),
+          GenerationOptions.make({ maxTokens: 64_000, topK: 40 }),
+        ),
+      ).toEqual({
+        top_k: 40,
+        thinking: { type: "enabled", budget_tokens: 4_000, block_binding: binding },
+        anthropic_beta: beta,
+      })
+    }),
+  )
+
+  it.effect("does not bind disabled thinking", () =>
+    Effect.gen(function* () {
+      expect(
+        yield* fields(
+          bedrock("global.anthropic.claude-fable-5-1", {
+            body: { additionalModelRequestFields: { thinking: { type: "disabled" } } },
+          }),
+        ),
+      ).toBeUndefined()
+    }),
+  )
+
+  it.effect("honors the compatibility override in both directions", () =>
+    Effect.gen(function* () {
+      const arn = "arn:aws:bedrock:us-east-1:123456789012:application-inference-profile/abc123"
+      expect(yield* fields(bedrock(arn))).toBeUndefined()
+      expect(
+        yield* fields(LanguageModel.update(bedrock(arn), { compatibility: { supportsThinkingBlockBinding: true } })),
+      ).toEqual({ thinking: { type: "adaptive", block_binding: binding }, anthropic_beta: beta })
+      expect(
+        yield* fields(
+          LanguageModel.update(bedrock("global.anthropic.claude-fable-5-1"), {
+            compatibility: { supportsThinkingBlockBinding: false },
+          }),
+        ),
+      ).toBeUndefined()
+    }),
+  )
+})

packages/ai/test/provider/bedrock-converse.test.ts

@@ -1301,11 +1301,11 @@ describe("Bedrock Converse route", () => {
           ),
         ),
       )
-      expect(response.events.filter((event) => event.type === "reasoning-delta" && event.text === "").at(-1)).toEqual({
-        type: "reasoning-delta",
+      expect(response.events.filter((event) => event.type === "reasoning-delta")).toEqual([])
+      expect(response.events.find((event) => event.type === "reasoning-start")).toEqual({
+        type: "reasoning-start",
         id: "reasoning-0",
-        text: "",
-        providerMetadata: { bedrock: { redactedData } },
+        providerMetadata: undefined,
       })
       expect(response.events.find((event) => event.type === "reasoning-end")).toEqual({
         type: "reasoning-end",
@@ -1383,6 +1383,13 @@ describe("Bedrock Converse route", () => {
         ),
       )
 
+      expect(response.events.filter((event) => event.type === "reasoning-delta")).toEqual([])
+      expect(response.events.find((event) => event.type === "reasoning-end")).toEqual({
+        type: "reasoning-end",
+        id: "reasoning-0",
+        providerMetadata: { bedrock: { redactedData: "AQID" } },
+        text: undefined,
+      })
       expect(response.message.content).toEqual([
         { type: "reasoning", text: "", providerMetadata: { bedrock: { redactedData: "AQID" } } },
       ])

packages/ai/test/provider/meta-capabilities.test.ts

@@ -33,7 +33,12 @@ it.effect("Meta selects Messages and lowers native search alongside ordinary fun
       output_config: { effort: "low" },
       tools: [
         { type: "web_search", name: "web_search", user_location: { type: "approximate", country: "US" } },
-        { name: "lookup", description: "Lookup", input_schema: { type: "object" } },
+        {
+          name: "lookup",
+          description: "Lookup",
+          input_schema: { type: "object" },
+          cache_control: { type: "ephemeral" },
+        },
       ],
     })
     const entrypoint = yield* Effect.promise(() => import("@opencode/ai/providers/meta/messages"))

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

@@ -56,7 +56,9 @@ describe("xAI Responses route", () => {
       expect(XAIResponses.protocol.body).not.toBe(OpenAIResponses.protocol.body)
 
       const prepared = yield* compileRequest(LLM.request({ model, prompt: "Hello" }))
+      expect(prepared.route).toBe("xai-responses")
       expect(prepared.protocol).toBe("xai-responses")
+      expect(prepared.model.route.providerMetadataKey).toBe("xai")
       expect(prepared.body.store).toBe(false)
       expect(prepared.body.include).toEqual(["reasoning.encrypted_content"])
     }),
@@ -298,3 +300,14 @@ describe("xAI Responses route", () => {
     }),
   )
 })
+
+it.effect("names the xAI Chat route separately from its OpenAI Chat protocol", () =>
+  Effect.gen(function* () {
+    const prepared = yield* compileRequest(
+      LLM.request({ model: XAI.configure({ apiKey: "test" }).chat("grok-4.6"), prompt: "Hello" }),
+    )
+    expect(prepared.route).toBe("xai-chat")
+    expect(prepared.protocol).toBe("openai-chat")
+    expect(prepared.model.route.providerMetadataKey).toBe("xai")
+  }),
+)

packages/app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode/app",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "description": "",
   "type": "module",
   "exports": {

packages/cli/package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode/cli",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "type": "module",
   "license": "MIT",
   "bin": {

packages/cli/test/run/noninteractive.test.ts

@@ -309,6 +309,7 @@ async function capture(input: Parameters<typeof run>[0]) {
 
 afterEach(() => {
   mock.restore()
+  process.exitCode = 0
 })
 
 describe("runNonInteractivePrompt", () => {
@@ -433,6 +434,7 @@ describe("runNonInteractivePrompt", () => {
     expect(sdk.form.list).toHaveBeenCalledWith({
       location: { directory: "/work tree" },
     })
+    expect(process.exitCode).toBe(1)
   })
 
   test("attach mode cancels only session-owned forms", async () => {
@@ -448,6 +450,7 @@ describe("runNonInteractivePrompt", () => {
       { sessionID: "global", formID: "frm_pending_global" },
       expect.anything(),
     )
+    expect(process.exitCode).toBe(1)
   })
 
   test("V1 JSON output flushes step_start before an unrelated step failure", async () => {

packages/client/package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode/client",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "type": "module",
   "license": "MIT",
   "repository": {

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

@@ -235,9 +235,7 @@ export type IntegrationCommandMethod = { id: string; type: "command"; label: str
 
 export type IntegrationEnvMethod = { type: "env"; names: Array<string> }
 
-export type ConnectionCredentialInfo = { type: "credential"; id: string; label: string; method: "key" | "oauth" }
-
-export type ConnectionEnvInfo = { type: "env"; name: string }
+export type ConnectionStatus = { status: "needs_auth"; message: string; url?: string }
 
 export type IntegrationAttempt = {
   attemptID: string
@@ -1469,7 +1467,15 @@ export type ModelCost = {
   cache: { read: MoneyUSDPerMillionTokens; write: MoneyUSDPerMillionTokens }
 }
 
-export type ConnectionInfo = ConnectionCredentialInfo | ConnectionEnvInfo
+export type ConnectionCredentialInfo = {
+  type: "credential"
+  id: string
+  label: string
+  method: "key" | "oauth"
+  status?: ConnectionStatus
+}
+
+export type ConnectionEnvInfo = { type: "env"; name: string; status?: ConnectionStatus }
 
 export type McpServer = {
   name: string
@@ -1884,6 +1890,8 @@ export type FormField =
 
 export type FormState = { status: "pending" } | { status: "answered"; answer: FormAnswer } | { status: "cancelled" }
 
+export type ConnectionInfo = ConnectionCredentialInfo | ConnectionEnvInfo
+
 export type FormField1 =
   | FormStringField1
   | FormNumberField1

packages/codemode/package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode/codemode",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "description": "Effect-native confined code execution over schema-described tools",
   "type": "module",
   "license": "MIT",

packages/console/app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode/console-app",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "type": "module",
   "license": "MIT",
   "scripts": {

packages/console/core/package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode/console-core",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "private": true,
   "type": "module",
   "license": "MIT",

packages/console/function/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode/console-function",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "$schema": "https://json.schemastore.org/package.json",
   "private": true,
   "type": "module",

packages/console/mail/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode/console-mail",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "dependencies": {
     "@jsx-email/all": "2.2.3",
     "@jsx-email/cli": "1.4.3",

packages/console/support/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode/console-support",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "type": "module",
   "license": "MIT",
   "scripts": {

packages/core/package.json

@@ -1,6 +1,6 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "name": "@opencode/core",
   "type": "module",
   "license": "MIT",

packages/core/src/instructions/builtins.ts

@@ -2,13 +2,12 @@ export * as InstructionBuiltIns from "./builtins.js"
 
 import { makeLocationNode } from "@opencode/util/effect/app-node"
 import { Context, DateTime, Effect, Layer, Schema } from "effect"
-import type { Session } from "@opencode/schema/session"
 import { Global } from "@opencode/util/global"
 import { Location } from "../location.js"
 import { Instructions } from "./index.js"
 
 export interface Interface {
-  readonly load: (sessionID: Session.ID) => Effect.Effect<Instructions.List>
+  readonly load: () => Effect.Effect<Instructions.List>
 }
 
 export class Service extends Context.Service<Service, Interface>()("@opencode/InstructionBuiltIns") {}
@@ -19,16 +18,24 @@ const layer = Layer.effect(
     const global = yield* Global.Service
     const location = yield* Location.Service
     return Service.of({
-      load: (sessionID) =>
+      load: () =>
         Effect.succeed(
           Instructions.combine([
+            Instructions.make({
+              key: Instructions.Key.make("core/date"),
+              codec: Schema.toCodecJson(Schema.String),
+              read: DateTime.nowAsDate.pipe(Effect.map((date) => date.toDateString())),
+              render: {
+                initial: (date) => `Today's date: ${date}`,
+                changed: (_previous, date) => `Today's date is now: ${date}`,
+              },
+            }),
             Instructions.make({
               key: Instructions.Key.make("core/environment"),
               codec: Schema.toCodecJson(Schema.String),
               read: Effect.sync(() =>
                 [
                   "<env>",
-                  `  Current conversation session ID: ${sessionID}`,
                   `  Working directory: ${location.directory}`,
                   `  Workspace root folder: ${location.project.directory}`,
                   `  Is directory a git repo: ${location.vcs?.type === "git" ? "yes" : "no"}`,
@@ -44,15 +51,6 @@ const layer = Layer.effect(
                   ["The environment you are running in is now:", environment].join("\n"),
               },
             }),
-            Instructions.make({
-              key: Instructions.Key.make("core/date"),
-              codec: Schema.toCodecJson(Schema.String),
-              read: DateTime.nowAsDate.pipe(Effect.map((date) => date.toDateString())),
-              render: {
-                initial: (date) => `Today's date: ${date}`,
-                changed: (_previous, date) => `Today's date is now: ${date}`,
-              },
-            }),
           ]),
         ),
     })

packages/core/src/integration.ts

@@ -7,6 +7,7 @@ import {
   Context,
   Duration,
   Effect,
+  Equal,
   Exit,
   Fiber,
   Layer,
@@ -188,6 +189,12 @@ export interface Interface extends State.Transformable<Editor> {
     ) => Effect.Effect<void>
     /** Removes a stored credential connection. */
     readonly remove: (credentialID: Credential.ID) => Effect.Effect<void>
+    /** Reports or clears a runtime problem with a connection; `get` and `list` project it onto the connection. */
+    readonly status: (input: {
+      readonly integrationID: ID
+      readonly connection: IntegrationConnection.Info
+      readonly status: IntegrationConnection.Status | undefined
+    }) => Effect.Effect<void>
   }
   readonly oauth: {
     /** Starts a stateful OAuth attempt. */
@@ -279,6 +286,10 @@ const layer = Layer.effect(
     const scope = yield* Scope.Scope
     const attempts = SynchronizedRef.makeUnsafe(new Map<AttemptID, AttemptEntry>())
     const commandAttempts = SynchronizedRef.makeUnsafe(new Map<AttemptID, CommandAttemptEntry>())
+    // Runtime-only: statuses describe the current process's view of a connection and are not persisted.
+    const statuses = new Map<string, IntegrationConnection.Status>()
+    const statusKey = (integrationID: ID, connection: IntegrationConnection.Info) =>
+      `${integrationID}:${IntegrationConnection.key(connection)}`
     const state = State.create<Data, Editor>({
       name: "integration",
       initial: () => ({ integrations: new Map<ID, Entry>() }),
@@ -377,7 +388,10 @@ const layer = Layer.effect(
         name: entry.ref.name,
         ...(entry.ref.metadata === undefined ? {} : { metadata: entry.ref.metadata }),
         methods: entry.methods,
-        connections,
+        connections: connections.map((connection) => {
+          const status = statuses.get(statusKey(entry.ref.id, connection))
+          return status ? { ...connection, status } : connection
+        }),
       })
 
     const authorize = <A, E, R>(effect: Effect.Effect<A, E, R>) =>
@@ -727,6 +741,13 @@ const layer = Layer.effect(
           credentials.update(credentialID, updates),
         ),
         remove: Effect.fn("Integration.connection.remove")((credentialID) => credentials.remove(credentialID)),
+        status: Effect.fn("Integration.connection.status")(function* (input) {
+          const key = statusKey(input.integrationID, input.connection)
+          if (Equal.equals(statuses.get(key), input.status)) return
+          if (input.status) statuses.set(key, input.status)
+          if (!input.status) statuses.delete(key)
+          yield* bus.publish(Integration.Event.Updated, {})
+        }),
       },
       oauth: {
         connect: connectOAuth,

packages/core/src/integration/connection.ts

@@ -11,6 +11,9 @@ export type EnvInfo = Connection.EnvInfo
 export const Info = Connection.Info
 export type Info = Connection.Info
 
+export const Status = Connection.Status
+export type Status = Connection.Status
+
 /** Identity of an access choice; labels and refreshed token values do not identify a new connection. */
 export function key(
   connection:

packages/core/src/plugin/host.ts

@@ -345,6 +345,15 @@ export const make = Effect.fn("PluginHost.make")(function* (
           integration.connection.resolve(
             connection.type === "credential" ? { ...connection, id: Credential.ID.make(connection.id) } : connection,
           ),
+        status: (input) =>
+          integration.connection.status({
+            integrationID: Integration.ID.make(input.integrationID),
+            connection:
+              input.connection.type === "credential"
+                ? { ...input.connection, id: Credential.ID.make(input.connection.id) }
+                : input.connection,
+            status: input.status,
+          }),
       },
       transform: (callback) =>
         integration.transform((editor) => {

packages/core/src/plugin/provider/cloudflare-ai-gateway.ts

@@ -1,55 +1,62 @@
 import { Effect } from "effect"
+import { isArrayNonEmpty } from "effect/Array"
 import { define } from "@opencode/plugin/effect/plugin"
 import { Form } from "@opencode/schema/form"
 import { Provider } from "../../provider.js"
-import { iife } from "../../util/iife.js"
 import { configuredSettings } from "./configured.js"
 
 const providerID = Provider.ID.make("cloudflare-ai-gateway")
 
+const accountIdField = Form.StringField.make({
+  type: "string",
+  key: "accountId",
+  title: "Enter your Cloudflare Account ID",
+  placeholder: "e.g. 1234567890abcdef1234567890abcdef",
+  required: true,
+})
+
+const gatewayIdField = Form.StringField.make({
+  type: "string",
+  key: "gatewayId",
+  title: "Enter your Cloudflare AI Gateway ID",
+  placeholder: "e.g. my-gateway",
+  required: true,
+})
+
 export const CloudflareAIGatewayPlugin = define({
   id: "opencode.provider.cloudflare.ai.gateway",
   effect: Effect.fn(function* (ctx) {
+    const accountId = process.env.CLOUDFLARE_ACCOUNT_ID
+    const gatewayId = process.env.CLOUDFLARE_GATEWAY_ID
     const configured = yield* configuredSettings(providerID)
-    const form = iife(() => {
-      if (typeof configured?.baseURL === "string") return
-      const accountId = process.env.CLOUDFLARE_ACCOUNT_ID || stringOption(configured ?? {}, "accountId")
-      const gatewayId =
-        process.env.CLOUDFLARE_GATEWAY_ID ||
-        stringOption(configured ?? {}, "gatewayId") ||
-        stringOption(configured ?? {}, "gateway")
-      if (accountId && gatewayId) return
-      const accountIdForm = Form.StringField.make({
-        type: "string",
-        key: "accountId",
-        title: "Enter your Cloudflare Account ID",
-        placeholder: "e.g. 1234567890abcdef1234567890abcdef",
-        required: true,
-      })
-      const gatewayIdForm = Form.StringField.make({
-        type: "string",
-        key: "gatewayId",
-        title: "Enter your Cloudflare AI Gateway ID",
-        placeholder: "e.g. my-gateway",
-        required: true,
-      })
-      if (accountId) return Form.Fields.make([gatewayIdForm])
-      if (gatewayId) return Form.Fields.make([accountIdForm])
-      return Form.Fields.make([accountIdForm, gatewayIdForm])
-    })
+    const fields =
+      typeof configured?.baseURL === "string"
+        ? []
+        : [
+            ...(accountId || typeof configured?.accountId === "string" ? [] : [accountIdField]),
+            ...(gatewayId || typeof configured?.gatewayId === "string" ? [] : [gatewayIdField]),
+          ]
     yield* ctx.integration.transform((editor) => {
       editor.method.update({
         integrationID: providerID,
         method: {
           type: "key",
           label: "Gateway API token",
-          form,
+          form: isArrayNonEmpty(fields) ? Form.Fields.make(fields) : undefined,
         },
       })
     })
+    yield* ctx.provider.transform((evt) => {
+      const item = evt.get(providerID)
+      if (!item || (!accountId && !gatewayId)) return
+      evt.update(item.provider.id, (provider) => {
+        if (typeof provider.settings?.baseURL === "string") return
+        provider.settings = {
+          ...(accountId ? { accountId } : {}),
+          ...(gatewayId ? { gatewayId } : {}),
+          ...provider.settings,
+        }
+      })
+    })
   }),
 })
-
-function stringOption(options: Record<string, unknown>, key: string) {
-  return typeof options[key] === "string" ? options[key] : undefined
-}

packages/core/src/plugin/provider/cloudflare-workers-ai.ts

@@ -50,7 +50,7 @@ export const CloudflareWorkersAIPlugin = define({
 })
 
 function resolveAccountId(options: Record<string, unknown>) {
-  return process.env.CLOUDFLARE_ACCOUNT_ID ?? stringOption(options, "accountId")
+  return stringOption(options, "accountId") ?? process.env.CLOUDFLARE_ACCOUNT_ID
 }
 
 function workersEndpoint(accountId: string) {

packages/core/src/plugin/provider/github-copilot.ts

@@ -11,6 +11,7 @@ import { Model } from "../../model.js"
 import { Agent } from "../../agent.js"
 import { define } from "@opencode/plugin/effect/plugin"
 import { Provider } from "../../provider.js"
+import { SessionAffinity } from "../../session/affinity.js"
 import type { PluginInternal } from "../internal.js"
 
 const clientID = "Ov23li8tweQw6odWQebz"
@@ -272,7 +273,7 @@ export const GithubCopilotPlugin = define({
             .pipe(Effect.orElseSucceed(() => undefined))
           const interaction = interactionType(evt.kind, session?.parentID !== undefined)
           evt.headers["X-Interaction-Type"] = interaction
-          evt.headers["X-Interaction-Id"] = evt.sessionID
+          evt.headers["X-Interaction-Id"] = session ? SessionAffinity.get(session) : evt.sessionID
           if (interaction !== "conversation-agent") evt.headers["x-initiator"] = "agent"
         }),
       { providerID: Provider.ID.githubCopilot },

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

@@ -9,6 +9,7 @@ import { Bus } from "../../bus.js"
 import { Integration } from "../../integration.js"
 import { OauthCallbackPage } from "../../oauth/page.js"
 import { Provider } from "../../provider.js"
+import { SessionAffinity } from "../../session/affinity.js"
 import type { PluginInternal } from "../internal.js"
 
 const clientID = "app_EMoamEEZ73f0CkXaXp7hrann"
@@ -299,12 +300,16 @@ export const OpenAIPlugin = define({
     yield* ctx.session.hook(
       "model.request",
       (evt) =>
-        Effect.sync(() => {
+        Effect.gen(function* () {
           if (!chatgpt) return
           if (evt.baseURL && URL.canParse(evt.baseURL) && new URL(evt.baseURL).origin === "https://api.openai.com")
             evt.baseURL = codexBaseURL
+          const session = yield* ctx.session
+            .get({ sessionID: evt.sessionID })
+            .pipe(Effect.orElseSucceed(() => undefined))
           evt.headers.originator = "opencode"
-          evt.headers["session-id"] = evt.sessionID
+          // ChatGPT routes its prompt cache on this header, so children share the parent's.
+          evt.headers["session-id"] = session ? SessionAffinity.get(session) : evt.sessionID
         }),
       { providerID: Provider.ID.openai },
     )

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

@@ -1,7 +1,7 @@
-import { Duration, Effect, Equal, Schema, Semaphore, Stream } from "effect"
-import type { Scope } from "effect"
+import { Duration, Effect, Equal, Option, Schema, Scope, Semaphore, Stream } from "effect"
 import type { IntegrationOAuthMethodRegistration } from "@opencode/plugin/effect/integration"
 import { define } from "@opencode/plugin/effect/plugin"
+import type { SessionHttpResponse } from "@opencode/plugin/effect/session"
 import { FetchHttpClient, HttpClient, HttpClientRequest, HttpClientResponse } from "effect/unstable/http"
 import { App } from "../../app.js"
 import { Bus } from "../../bus.js"
@@ -55,6 +55,34 @@ const TokenPending = Schema.Struct({ error: Schema.String })
 const DeviceToken = Schema.Union([Token, TokenPending])
 const User = Schema.Struct({ id: Schema.String, email: Schema.String })
 const Org = Schema.Struct({ id: Schema.String, name: Schema.String })
+// Console's 403 when the organization enforces SSO and the user's SSO proof is missing or expired.
+const SsoRequired = Schema.Struct({
+  _tag: Schema.Literal("SsoRequired"),
+  orgId: Schema.String,
+  connectionId: Schema.String,
+})
+const InvalidGrant = Schema.Struct({ error: Schema.Literal("invalid_grant") })
+// Console's 401 when the session behind the access token was revoked or expired.
+const Unauthorized = Schema.Struct({ _tag: Schema.Literal("Unauthorized") })
+const signedOutMessage = "Reconnect OpenCode Console to continue"
+const ssoMessage = (organization: string | undefined) =>
+  `Sign in with SSO again to use ${organization ?? "your OpenCode Console organization"}`
+
+class SsoRequiredError extends Schema.TaggedError<SsoRequiredError>()("OpencodeConsole.SsoRequired", {
+  organization: Schema.optional(Schema.String),
+  url: Schema.String,
+}) {
+  override get message() {
+    return `${ssoMessage(this.organization)}.`
+  }
+}
+
+// The Console session or refresh token was revoked or expired; only a new device login recovers.
+class SignedOutError extends Schema.TaggedError<SignedOutError>()("OpencodeConsole.SignedOut", {}) {
+  override get message() {
+    return `${signedOutMessage}.`
+  }
+}
 
 function oauth(http: HttpClient.HttpClient) {
   return {
@@ -100,11 +128,17 @@ function oauth(http: HttpClient.HttpClient) {
       }),
     refresh: (credential) =>
       Effect.gen(function* () {
-        const token = yield* post(
-          http,
-          `${serverUrl(credential)}/auth/device/token`,
-          { grant_type: "refresh_token", refresh_token: credential.refresh, client_id: clientID },
-          Token,
+        const response = yield* send(http, `${serverUrl(credential)}/auth/device/token`, {
+          grant_type: "refresh_token",
+          refresh_token: credential.refresh,
+          client_id: clientID,
+        })
+        if (response.status === 400) {
+          const body = yield* HttpClientResponse.schemaBodyJson(InvalidGrant)(response).pipe(Effect.option)
+          if (Option.isSome(body)) return yield* new SignedOutError()
+        }
+        const token = yield* HttpClientResponse.filterStatusOk(response).pipe(
+          Effect.flatMap(HttpClientResponse.schemaBodyJson(Token)),
         )
         // Persist rotated tokens without depending on discovery requests.
         return {
@@ -138,6 +172,7 @@ export const OpencodePlugin = define<HttpClient.HttpClient | Bus.Service | Manag
     // and whether it evaluates the policies it is being sent.
     const http = HttpClient.mapRequest(client, HttpClientRequest.setHeader("User-Agent", App.useragent(ctx.app)))
     const managed = yield* ManagedPolicy.Service
+    const scope = yield* Scope.Scope
     const loading = Semaphore.makeUnsafe(1)
     type ActiveConnection = Effect.Success<ReturnType<typeof ctx.integration.connection.active>>
     let snapshot: {
@@ -149,10 +184,20 @@ export const OpencodePlugin = define<HttpClient.HttpClient | Bus.Service | Manag
         | { servers: NonNullable<typeof RemoteResponse.Type.mcp>["servers"]; headers: Record<string, string> }
         | undefined
     } = { config: undefined, connection: undefined, organization: undefined, mcp: undefined }
+    // Status last reported for the active connection, so inference failures can name the fix.
+    let reported: IntegrationConnection.Status | undefined
+    let explainers: Effect.Success<ReturnType<typeof ctx.session.hook>>[] = []
 
     const load = Effect.fn("OpencodePlugin.load")(function* () {
       const connection = yield* ctx.integration.connection.active("opencode")
-      if (!connection) return { config: undefined, connection, organization: undefined, mcp: undefined }
+      if (!connection) {
+        reported = undefined
+        return { config: undefined, connection, organization: undefined, mcp: undefined }
+      }
+      const status = (status: IntegrationConnection.Status | undefined) => {
+        reported = status
+        return ctx.integration.connection.status({ integrationID: "opencode", connection, status })
+      }
       return yield* ctx.integration.connection.resolve(connection).pipe(
         Effect.flatMap((credential) => {
           if (!credential)
@@ -161,21 +206,24 @@ export const OpencodePlugin = define<HttpClient.HttpClient | Bus.Service | Manag
             Effect.map((config) => ({
               config,
               connection,
-              organization: typeof credential.metadata?.orgName === "string" ? credential.metadata.orgName : undefined,
+              organization: organizationName(credential),
               mcp: config?.mcp && { servers: config.mcp.servers, headers: credentialHeaders(credential) },
             })),
           )
         }),
+        Effect.tap(() => status(undefined)),
         Effect.catch((cause) =>
-          Effect.logWarning("failed to load OpenCode provider config", { cause }).pipe(
+          Effect.gen(function* () {
+            // Only well-formed Console errors change the connection status; anything else may be transient.
+            const next = connectionStatus(cause)
+            if (next) yield* status(next)
+            yield* Effect.logWarning("failed to load OpenCode provider config", { cause })
             // A load that fails for the connection already in place keeps its last config: dropping it
             // would lift organization policy while personal credentials keep working.
-            Effect.as(
-              IntegrationConnection.key(connection) === IntegrationConnection.key(snapshot.connection)
-                ? { config: snapshot.config, connection, organization: snapshot.organization, mcp: snapshot.mcp }
-                : { config: undefined, connection, organization: undefined, mcp: undefined },
-            ),
-          ),
+            return IntegrationConnection.key(connection) === IntegrationConnection.key(snapshot.connection)
+              ? { config: snapshot.config, connection, organization: snapshot.organization, mcp: snapshot.mcp }
+              : { config: undefined, connection, organization: undefined, mcp: undefined }
+          }),
         ),
       )
     })
@@ -367,12 +415,47 @@ export const OpencodePlugin = define<HttpClient.HttpClient | Bus.Service | Manag
     const apply = Effect.fn("OpencodePlugin.apply")(function* (next: typeof snapshot) {
       snapshot = next
       yield* publish(next)
+      yield* guard(next)
       yield* Effect.all([ctx.provider.reload(), ctx.websearch.reload(), ctx.mcp.reload()], {
         concurrency: 3,
         discard: true,
       })
     })
     const refresh = () => loading.withPermit(load().pipe(Effect.andThen(apply)))
+    // Annotated: `apply` re-registers the hooks that call `check`, which would otherwise make inference circular.
+    const check = (): Effect.Effect<void> =>
+      loading.withPermit(
+        load().pipe(Effect.flatMap((next) => (Equal.equals(snapshot, next) ? Effect.void : apply(next)))),
+      )
+
+    // Console inference rejects a missing SSO sign-in with a generic 401/403. Re-check the Console config, which
+    // reports the reason, and replace the response with instructions when the connection needs the user.
+    const explain = (event: SessionHttpResponse) =>
+      Effect.gen(function* () {
+        if (event.response.status !== 401 && event.response.status !== 403) return
+        yield* check()
+        const status = reported
+        if (!status) return
+        void event.response.body?.cancel()
+        event.response = Response.json(
+          {
+            error: {
+              type: "authentication_error",
+              message: `${status.message}.`,
+            },
+          },
+          { status: event.response.status },
+        )
+      })
+    // Hooks are scoped per provider so requests to unrelated providers skip the HTTP hook path.
+    const guard = Effect.fn("OpencodePlugin.guard")(function* (next: typeof snapshot) {
+      yield* Effect.forEach(explainers, (registration) => registration.dispose, { discard: true })
+      explainers = yield* Effect.forEach(
+        next.connection ? new Set([Provider.ID.opencode, ...Object.keys(next.config?.providers ?? {})]) : [],
+        (providerID) => ctx.session.hook("http.response", explain, { providerID }).pipe(Scope.provide(scope)),
+      )
+    })
+    yield* guard(snapshot)
     yield* bus.subscribe(Credential.Event.Switched).pipe(
       Stream.filter((event) => event.data.integrationID === Integration.ID.make("opencode")),
       Stream.runForEach(refresh),
@@ -382,11 +465,7 @@ export const OpencodePlugin = define<HttpClient.HttpClient | Bus.Service | Manag
     // Console config can change independently of local credential activity, so re-fetch
     // periodically and only rebuild the catalog and search providers when the snapshot differs.
     yield* Effect.sleep(Duration.minutes(1)).pipe(
-      Effect.andThen(
-        loading.withPermit(
-          load().pipe(Effect.flatMap((next) => (Equal.equals(snapshot, next) ? Effect.void : apply(next)))),
-        ),
-      ),
+      Effect.andThen(check()),
       Effect.forever,
       Effect.forkScoped,
     )
@@ -402,15 +481,58 @@ function fetchConfig(http: HttpClient.HttpClient, value: Credential.Value) {
       ),
     )
     .pipe(
-      Effect.flatMap((response) => {
-        if (response.status === 404) return Effect.undefined
-        return HttpClientResponse.filterStatusOk(response).pipe(
-          Effect.flatMap(HttpClientResponse.schemaBodyJson(RemoteResponse)),
-        )
-      }),
+      Effect.flatMap((response) =>
+        Effect.gen(function* () {
+          if (response.status === 404) return undefined
+          if (response.status === 401) {
+            const body = yield* HttpClientResponse.schemaBodyJson(Unauthorized)(response).pipe(Effect.option)
+            if (Option.isSome(body)) return yield* new SignedOutError()
+          }
+          if (response.status === 403) {
+            const body = yield* HttpClientResponse.schemaBodyJson(SsoRequired)(response).pipe(Effect.option)
+            if (Option.isSome(body))
+              return yield* new SsoRequiredError({
+                organization: organizationName(value),
+                url: yield* ssoUrl(serverUrl(value), body.value.connectionId),
+              })
+          }
+          return yield* HttpClientResponse.filterStatusOk(response).pipe(
+            Effect.flatMap(HttpClientResponse.schemaBodyJson(RemoteResponse)),
+          )
+        }),
+      ),
     )
 }
 
+function ssoUrl(server: string, connectionID: string) {
+  return normalizeServer(server).pipe(
+    Effect.map((base) => {
+      // Console only redirects to paths under its own base path after SSO.
+      const redirectTo = `${new URL(base).pathname.replace(/\/+$/, "")}/`
+      return `${base}/auth/sso/${encodeURIComponent(connectionID)}/start?redirectTo=${encodeURIComponent(redirectTo)}`
+    }),
+  )
+}
+
+function connectionStatus(cause: unknown): IntegrationConnection.Status | undefined {
+  if (cause instanceof SsoRequiredError)
+    return {
+      status: "needs_auth",
+      message: ssoMessage(cause.organization),
+      url: cause.url,
+    }
+  if (
+    cause instanceof SignedOutError ||
+    (cause instanceof Integration.AuthorizationError && cause.cause instanceof SignedOutError)
+  )
+    return { status: "needs_auth", message: signedOutMessage }
+  return undefined
+}
+
+function organizationName(credential: Credential.Value) {
+  return typeof credential.metadata?.orgName === "string" ? credential.metadata.orgName : undefined
+}
+
 function credentialHeaders(value: Credential.Value): Record<string, string> {
   const orgID = value.metadata?.orgID
   return {
@@ -514,11 +636,16 @@ function post<S extends Schema.Top>(
   schema: S,
   statusOk = true,
 ) {
-  return HttpClientRequest.post(url).pipe(
-    HttpClientRequest.acceptJson,
-    HttpClientRequest.schemaBodyJson(Schema.Record(Schema.String, Schema.Union([Schema.String, Schema.Boolean])))(body),
-    Effect.flatMap((request) => http.execute(request)),
+  return send(http, url, body).pipe(
     Effect.flatMap((response) => (statusOk ? HttpClientResponse.filterStatusOk(response) : Effect.succeed(response))),
     Effect.flatMap(HttpClientResponse.schemaBodyJson(schema)),
   )
 }
+
+function send(http: HttpClient.HttpClient, url: string, body: Record<string, string | boolean>) {
+  return HttpClientRequest.post(url).pipe(
+    HttpClientRequest.acceptJson,
+    HttpClientRequest.schemaBodyJson(Schema.Record(Schema.String, Schema.Union([Schema.String, Schema.Boolean])))(body),
+    Effect.flatMap((request) => http.execute(request)),
+  )
+}

packages/core/src/session/affinity.ts

@@ -0,0 +1,8 @@
+export * as SessionAffinity from "./affinity.js"
+
+import type { SessionSchema } from "./schema.js"
+
+// TODO: Should the `model.request` hook expose affinity so plugins stop deriving it from `ctx.session.get`?
+/** The Session ID that groups model requests for provider cache routing: children share the parent's, forks the fork source's. */
+export const get = (session: Pick<SessionSchema.Info, "id" | "parentID" | "fork">) =>
+  session.parentID ?? session.fork?.sessionID ?? session.id

packages/core/src/session/context.ts

@@ -132,7 +132,7 @@ const layer = Layer.effect(
       const loaded = yield* Effect.all(
         {
           tools: registry.snapshot(permissions),
-          builtins: builtins.load(sessionID),
+          builtins: builtins.load(),
           discovery: discovery.load(),
           skills: skillInstructions.load(permissions),
           references: referenceInstructions.load(),
@@ -144,13 +144,16 @@ const layer = Layer.effect(
       return {
         session,
         agent: { ...agent, info: agent.info },
+        // Ordered from most to least shared across sessions so the baseline stays a reusable
+        // prompt-cache prefix: user-level catalog and guidance, then project instructions, then
+        // the date and environment, which vary by day and directory.
         instructions: Instructions.combine([
-          loaded.builtins,
           CodeModeInstructions.make(loaded.tools.codeModeCatalog),
-          loaded.discovery,
-          loaded.skills,
-          loaded.references,
           loaded.mcp,
+          loaded.references,
+          loaded.skills,
+          loaded.discovery,
+          loaded.builtins,
           loaded.entries,
         ]),
         tools: loaded.tools,

packages/core/src/session/model-request.ts

@@ -31,6 +31,7 @@ import { Permission } from "../permission.js"
 import { PluginHooks } from "../plugin/hooks.js"
 import { QuestionTool } from "../tool/plugin/question.js"
 import { Tool } from "../tool.js"
+import { SessionAffinity } from "./affinity.js"
 import { SessionModelTransport } from "./model-transport.js"
 import { SessionProviderContext } from "./provider-context.js"
 import { SessionRunnerModel } from "./runner/model.js"
@@ -46,6 +47,8 @@ const IMAGE_REMOVED =
 const GENERATION_KEYS = new Set(Object.keys(GenerationOptions.fields))
 // Used when the catalog has no output limit for the model.
 const OUTPUT_TOKEN_FALLBACK = 32_000
+// No reply needs more, however much the model allows.
+const OUTPUT_TOKEN_MAX = 256_000
 // A summary never needs more, and a request asking for more cannot be shrunk to fit a window the catalog overstates.
 const SUMMARY_OUTPUT_MAX = 32_000
 // Prompt text is estimated at about 4 characters per token, which can run low on dense text such as code.
@@ -87,7 +90,7 @@ const outputLimit = (
   kind: "primary" | "compaction",
   inputTokens?: Input["inputTokens"],
 ) => {
-  const model = limit.output > 0 ? limit.output : OUTPUT_TOKEN_FALLBACK
+  const model = Math.min(limit.output > 0 ? limit.output : OUTPUT_TOKEN_FALLBACK, OUTPUT_TOKEN_MAX)
   const requested = kind === "compaction" ? Math.min(model, SUMMARY_OUTPUT_MAX) : model
   if (inputTokens === undefined || limit.context <= 0) return requested
   const room = limit.context - inputTokens.measured - Math.ceil(inputTokens.estimated * (1 + ESTIMATE_ERROR))
@@ -268,7 +271,7 @@ export const layer = Layer.effect(
       const entries = Object.entries(shaped.options)
       const generation = Object.fromEntries(entries.filter(([k]) => GENERATION_KEYS.has(k))) as GenerationOptionsFields
       const providerOptions = Object.fromEntries(entries.filter(([k]) => !GENERATION_KEYS.has(k)))
-      const affinity = session.parentID ?? session.fork?.sessionID ?? session.id
+      const affinity = SessionAffinity.get(session)
       const base = LLM.request({
         model: model.model,
         http: {

packages/core/src/tool/plugin/shell.ts

@@ -207,6 +207,10 @@ export const Plugin = {
                 },
                 (invocation) =>
                   Effect.gen(function* () {
+                    invocation.env.AGENT = "1"
+                    invocation.env.OPENCODE = "1"
+                    invocation.env.AI_AGENT ||= "opencode"
+                    invocation.env.OPENCODE_SESSION_ID = context.sessionID
                     finalTimeout = yield* prepare(invocation, context)
                   }),
               )

packages/core/src/variant.ts

@@ -88,6 +88,11 @@ const responsesEffort = (effort: string): Overlay => ({
   settings: { reasoningEffort: effort, reasoningSummary: "auto", include: ENCRYPTED_REASONING },
 })
 
+const xaiResponses: Protocol = (_, support) => {
+  if (support.type !== "effort") return []
+  return efforts(support.values ?? EFFORTS, responsesEffort)
+}
+
 const cloudflareAIGateway: Protocol = (model, support) => {
   const id = modelID(model)
   if (id.startsWith("openai/")) return openaiResponses(model, support)
@@ -155,6 +160,25 @@ const nvidiaChat: Protocol = (model, support) => {
   }
 }
 
+// Workers AI ignores or rejects `reasoning_effort: "none"` on most models. Kimi's chat template reads
+// `thinking`; the others read `enable_thinking`, so both are sent.
+const workersAITemplate = (thinking: boolean): Overlay => ({
+  body: { chat_template_kwargs: { enable_thinking: thinking, thinking } },
+})
+
+const workersAIChat: Protocol = (_, support) => {
+  switch (support.type) {
+    case "effort":
+      return efforts(support.values ?? EFFORTS, (effort) =>
+        effort === "none" ? workersAITemplate(false) : { settings: { reasoningEffort: effort } },
+      )
+    case "toggle":
+      return toggle(workersAITemplate(false), workersAITemplate(true))
+    case "budget_tokens":
+      return []
+  }
+}
+
 const basetenTemplate = (enable_thinking: boolean): Overlay => ({
   body: { chat_template_args: { enable_thinking } },
 })
@@ -547,7 +571,7 @@ const PROTOCOLS: Readonly<Record<string, Protocol>> = {
   "@opencode/ai/providers/alibaba/chat": alibabaChat,
   "@opencode/ai/providers/baseten": basetenChat,
   "@opencode/ai/providers/cerebras": openaiChat,
-  "@opencode/ai/providers/cloudflare-workers-ai": openaiChat,
+  "@opencode/ai/providers/cloudflare-workers-ai": workersAIChat,
   "@opencode/ai/providers/deepinfra": deepinfraChat,
   "@opencode/ai/providers/deepseek": deepseekChat,
   "@opencode/ai/providers/fireworks": openaiChat,
@@ -557,7 +581,7 @@ const PROTOCOLS: Readonly<Record<string, Protocol>> = {
   "@opencode/ai/providers/mistral": openaiChat,
   "@opencode/ai/providers/moonshot/chat": moonshotChat,
   "@opencode/ai/providers/togetherai": openaiChat,
-  "@opencode/ai/providers/xai": openaiChat,
+  "@opencode/ai/providers/xai": xaiResponses,
   "@opencode/ai/providers/zai/chat": zaiChat,
   "@opencode/ai/providers/zai-coding-plan/chat": zaiChat,
 

packages/core/test/generate.test.ts

@@ -35,6 +35,7 @@ const integrations = Layer.mock(Integration.Service, {
     activate: () => Effect.die("unused"),
     update: () => Effect.die("unused"),
     remove: () => Effect.die("unused"),
+    status: () => Effect.die("unused"),
   },
   oauth: {
     connect: () => Effect.die("unused"),

packages/core/test/instructions/builtins.test.ts

@@ -8,7 +8,6 @@ import { FSUtil } from "@opencode/util/fs-util"
 import { Global } from "@opencode/util/global"
 import { AbsolutePath } from "@opencode/core/schema"
 import { InstructionBuiltIns } from "@opencode/core/instructions/builtins"
-import { SessionSchema } from "@opencode/core/session/schema"
 import { location } from "../fixture/location"
 import { testEffect } from "../lib/effect"
 import { readInitial, readUpdate } from "../lib/instructions"
@@ -16,7 +15,6 @@ import { readInitial, readUpdate } from "../lib/instructions"
 const directory = AbsolutePath.make(FSUtil.resolve("/repo/packages/core"))
 const projectDirectory = AbsolutePath.make(FSUtil.resolve("/repo"))
 const timestamp = Date.parse("2026-06-03T12:00:00.000Z")
-const sessionID = SessionSchema.ID.make("ses_builtin_test")
 const temporary = os.tmpdir()
 const localDate = (time: number) => new Date(time).toDateString()
 const locationLayer = Layer.succeed(
@@ -40,21 +38,20 @@ describe("InstructionBuiltIns", () => {
     Effect.gen(function* () {
       yield* TestClock.setTime(timestamp)
       const context = yield* InstructionBuiltIns.Service
-      const initialized = yield* readInitial(yield* context.load(sessionID))
+      const initialized = yield* readInitial(yield* context.load())
 
       expect(initialized.text).toBe(
         [
+          `Today's date: ${localDate(timestamp)}`,
+          "",
           "Here is some useful information about the environment you are running in:",
           "<env>",
-          `  Current conversation session ID: ${sessionID}`,
           `  Working directory: ${directory}`,
           `  Workspace root folder: ${projectDirectory}`,
           "  Is directory a git repo: yes",
           `  Platform: ${process.platform}`,
           `  Prefer ${temporary} over generic system temporary directories such as /tmp; it is pre-created and approved for external access.`,
           "</env>",
-          "",
-          `Today's date: ${localDate(timestamp)}`,
         ].join("\n"),
       )
     }),
@@ -64,10 +61,10 @@ describe("InstructionBuiltIns", () => {
     Effect.gen(function* () {
       yield* TestClock.setTime(timestamp)
       const context = yield* InstructionBuiltIns.Service
-      const initialized = yield* readInitial(yield* context.load(sessionID))
+      const initialized = yield* readInitial(yield* context.load())
 
       yield* TestClock.setTime(timestamp + 24 * 60 * 60 * 1000)
-      const refreshed = yield* readUpdate(yield* context.load(sessionID), initialized)
+      const refreshed = yield* readUpdate(yield* context.load(), initialized)
 
       expect(refreshed.text).toBe(`Today's date is now: ${localDate(timestamp + 24 * 60 * 60 * 1000)}`)
     }),
@@ -77,10 +74,10 @@ describe("InstructionBuiltIns", () => {
     Effect.gen(function* () {
       yield* TestClock.setTime(timestamp)
       const context = yield* InstructionBuiltIns.Service
-      const initialized = yield* readInitial(yield* context.load(sessionID))
+      const initialized = yield* readInitial(yield* context.load())
 
       yield* TestClock.setTime(timestamp + 60 * 60 * 1000)
-      expect((yield* readUpdate(yield* context.load(sessionID), initialized)).changed).toBe(false)
+      expect((yield* readUpdate(yield* context.load(), initialized)).changed).toBe(false)
     }),
   )
 })

packages/core/test/mcp.test.ts

@@ -333,6 +333,7 @@ function resourceMcpLayer(
             activate: unusedIntegration,
             update: unusedIntegration,
             remove: unusedIntegration,
+            status: unusedIntegration,
           },
           oauth: {
             connect: unusedIntegration,

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

@@ -9,6 +9,7 @@ import { Credential } from "@opencode/core/credential"
 import { Integration } from "@opencode/core/integration"
 import { Compatibility, ID, Info, Model, VariantID } from "@opencode/core/model"
 import { Provider } from "@opencode/core/provider"
+import { Variant } from "@opencode/core/variant"
 import { ModelResolver } from "@opencode/core/model-resolver"
 import { AISDK } from "@opencode/core/aisdk"
 import { Npm } from "@opencode/util/npm"
@@ -374,6 +375,7 @@ describe("ModelResolver", () => {
         activate: () => Effect.die("unused"),
         update: () => Effect.die("unused"),
         remove: () => Effect.die("unused"),
+        status: () => Effect.die("unused"),
       },
       oauth: {
         connect: () => Effect.die("unused"),
@@ -580,6 +582,29 @@ describe("ModelResolver", () => {
     }),
   )
 
+  it.effect("sends xAI Responses effort variants with reasoning summaries", () =>
+    Effect.gen(function* () {
+      const base = model("@opencode/ai/providers/xai", { providerID: Provider.ID.make("xai"), modelID: "grok-4.6" })
+      const catalog = Info.make({
+        ...base,
+        variants: Variant.resolve(base, [{ type: "effort", values: ["low", "high"] }]),
+      })
+      const resolved = yield* ModelResolver.resolveModel(
+        catalog,
+        VariantID.make("high"),
+        Credential.Key.make({ type: "key", key: "secret" }),
+      )
+      const prepared = yield* compileRequest(LLM.request({ model: resolved, prompt: "Hello" }))
+
+      expect(resolved.route.id).toBe("xai-responses")
+      expect(prepared.body).toMatchObject({
+        reasoning: { effort: "high", summary: "auto" },
+        include: ["reasoning.encrypted_content"],
+      })
+      expect(prepared.body).not.toHaveProperty("reasoning_effort")
+    }),
+  )
+
   it.effect("overlays selected OpenAI-compatible variant bodies", () =>
     Effect.gen(function* () {
       const catalog = model(Provider.aisdk("@ai-sdk/openai-compatible"), {
@@ -1282,7 +1307,7 @@ describe("ModelResolver", () => {
         reasoningEffort: "high",
       })
       expect(String(mistral.provider)).toBe("test-provider")
-      expect(xai.route.id).toBe("openai-responses")
+      expect(xai.route.id).toBe("xai-responses")
       expect(xai.route.defaults.providerOptions).toEqual({
         reasoningEffort: "high",
         store: false,

packages/core/test/plugin/host.ts

@@ -95,6 +95,7 @@ export function host(overrides: Overrides = {}): Plugin.Context {
       connection: {
         active: () => Effect.die("unused integration.connection.active"),
         resolve: () => Effect.die("unused integration.connection.resolve"),
+        status: () => Effect.die("unused integration.connection.status"),
       },
     },
     mcp: overrides.mcp ?? {
@@ -313,6 +314,15 @@ export function integrationHost(integration: Integration.Interface): Plugin.Cont
         integration.connection.resolve(
           connection.type === "credential" ? { ...connection, id: Credential.ID.make(connection.id) } : connection,
         ),
+      status: (input) =>
+        integration.connection.status({
+          integrationID: Integration.ID.make(input.integrationID),
+          connection:
+            input.connection.type === "credential"
+              ? { ...input.connection, id: Credential.ID.make(input.connection.id) }
+              : input.connection,
+          status: input.status,
+        }),
     },
     transform: (callback) =>
       integration.transform((editor) =>

packages/core/test/plugin/models-dev.test.ts

@@ -1059,7 +1059,7 @@ describe("ModelsDevPlugin", () => {
       expect(grok?.variants).toEqual(
         ["low", "medium", "high"].map((id) => ({
           id: Model.VariantID.make(id),
-          settings: { reasoningEffort: id },
+          settings: { reasoningEffort: id, reasoningSummary: "auto", include: ["reasoning.encrypted_content"] },
         })),
       )
 

packages/core/test/plugin/provider-cloudflare-ai-gateway.test.ts

@@ -4,11 +4,19 @@ import { Integration } from "@opencode/core/integration"
 import { Plugin } from "@opencode/core/plugin"
 import { PluginHost } from "@opencode/core/plugin/host"
 import { CloudflareAIGatewayPlugin } from "@opencode/core/plugin/provider/cloudflare-ai-gateway"
+import { Provider } from "@opencode/core/provider"
 import { withEnv } from "../fixture/env"
 import { testEffect } from "../lib/effect"
 import { PluginTestLayer } from "./fixture"
 
 const it = testEffect(PluginTestLayer)
+const providerID = Provider.ID.make("cloudflare-ai-gateway")
+
+const seed = Effect.fn(function* (fn: (provider: Provider.MutableInfo) => void) {
+  const catalog = yield* Provider.Service
+  yield* catalog.transform((catalog) => catalog.update(providerID, fn))
+  return catalog
+})
 
 const addPlugin = Effect.fn(function* () {
   const plugin = yield* Plugin.Service
@@ -46,4 +54,55 @@ describe("CloudflareAIGatewayPlugin", () => {
       }),
     ),
   )
+
+  it.effect("requests only the gateway ID when the environment provides the account ID", () =>
+    withEnv({ CLOUDFLARE_ACCOUNT_ID: "account", CLOUDFLARE_GATEWAY_ID: undefined }, () =>
+      Effect.gen(function* () {
+        yield* addPlugin()
+        const integrations = yield* Integration.Service
+        expect((yield* integrations.get(Integration.ID.make("cloudflare-ai-gateway")))?.methods).toContainEqual({
+          type: "key",
+          label: "Gateway API token",
+          form: [expect.objectContaining({ type: "string", key: "gatewayId", required: true })],
+        })
+      }),
+    ),
+  )
+
+  it.effect("gives the provider its environment account and gateway IDs", () =>
+    withEnv({ CLOUDFLARE_ACCOUNT_ID: "account", CLOUDFLARE_GATEWAY_ID: "gateway" }, () =>
+      Effect.gen(function* () {
+        const catalog = yield* seed(() => {})
+        yield* addPlugin()
+        expect((yield* catalog.get(providerID))?.settings).toEqual({ accountId: "account", gatewayId: "gateway" })
+      }),
+    ),
+  )
+
+  it.effect("prefers configured IDs over environment IDs", () =>
+    withEnv({ CLOUDFLARE_ACCOUNT_ID: "env-account", CLOUDFLARE_GATEWAY_ID: "env-gateway" }, () =>
+      Effect.gen(function* () {
+        const catalog = yield* seed((provider) => {
+          provider.settings = { accountId: "configured-account", gatewayId: "configured-gateway" }
+        })
+        yield* addPlugin()
+        expect((yield* catalog.get(providerID))?.settings).toEqual({
+          accountId: "configured-account",
+          gatewayId: "configured-gateway",
+        })
+      }),
+    ),
+  )
+
+  it.effect("leaves a configured endpoint URL untouched", () =>
+    withEnv({ CLOUDFLARE_ACCOUNT_ID: "account", CLOUDFLARE_GATEWAY_ID: "gateway" }, () =>
+      Effect.gen(function* () {
+        const catalog = yield* seed((provider) => {
+          provider.settings = { baseURL: "https://proxy.example/v1" }
+        })
+        yield* addPlugin()
+        expect((yield* catalog.get(providerID))?.settings).toEqual({ baseURL: "https://proxy.example/v1" })
+      }),
+    ),
+  )
 })

packages/core/test/plugin/provider-cloudflare-workers-ai.test.ts

@@ -119,7 +119,7 @@ describe("CloudflareWorkersAIPlugin", () => {
     ),
   )
 
-  it.effect("uses env account ID over configured account ID", () =>
+  it.effect("uses configured account ID over env account ID", () =>
     withEnv({ CLOUDFLARE_ACCOUNT_ID: "env-acct" }, () =>
       Effect.gen(function* () {
         const catalog = yield* seed((provider) => {
@@ -129,7 +129,7 @@ describe("CloudflareWorkersAIPlugin", () => {
         yield* addPlugin()
         expect(required(yield* catalog.get(providerID))).toMatchObject({
           package: "aisdk:test-provider",
-          settings: { baseURL: "https://api.cloudflare.com/client/v4/accounts/env-acct/ai/v1" },
+          settings: { baseURL: "https://api.cloudflare.com/client/v4/accounts/configured-acct/ai/v1" },
         })
       }),
     ),

packages/core/test/plugin/provider-github-copilot.test.ts

@@ -183,10 +183,11 @@ describe("GithubCopilotPlugin", () => {
   it.effect("classifies child-session steps as subagent interactions", () =>
     Effect.gen(function* () {
       yield* addPlugin()
-      const event = yield* modelRequest((yield* sessions()).child, "primary")
+      const ids = yield* sessions()
+      const event = yield* modelRequest(ids.child, "primary")
       expect(event.headers).toEqual({
         "X-Interaction-Type": "conversation-subagent",
-        "X-Interaction-Id": event.sessionID,
+        "X-Interaction-Id": ids.parent,
         "x-initiator": "agent",
       })
     }),
@@ -207,10 +208,11 @@ describe("GithubCopilotPlugin", () => {
   it.effect("classifies compaction requests by kind rather than agent", () =>
     Effect.gen(function* () {
       yield* addPlugin()
-      const event = yield* modelRequest((yield* sessions()).child, "compaction", "build")
+      const ids = yield* sessions()
+      const event = yield* modelRequest(ids.child, "compaction", "build")
       expect(event.headers).toEqual({
         "X-Interaction-Type": "conversation-compaction",
-        "X-Interaction-Id": event.sessionID,
+        "X-Interaction-Id": ids.parent,
         "x-initiator": "agent",
       })
     }),

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

@@ -1,6 +1,6 @@
 import { Money } from "@opencode/schema/money"
 import { Agent } from "@opencode/schema/agent"
-import { Session } from "@opencode/schema/session"
+import { Session } from "@opencode/core/session"
 import { OpenAIResponses } from "@opencode/ai/protocols/openai-responses"
 import { describe, expect } from "bun:test"
 import { ConfigProvider, DateTime, Effect } from "effect"
@@ -41,10 +41,14 @@ function required<T>(value: T | undefined): T {
   return value
 }
 
-const request = Effect.fn(function* (providerID: Provider.ID, baseURL: string) {
+const request = Effect.fn(function* (
+  providerID: Provider.ID,
+  baseURL: string,
+  sessionID = Session.ID.make("ses_test"),
+) {
   const hooks = yield* PluginHooks.Service
   const event = yield* hooks.trigger("session", "model.request", {
-    sessionID: Session.ID.make("ses_test"),
+    sessionID,
     agent: Agent.ID.make("build"),
     model: Model.Ref.make({ providerID, id: Model.ID.make("gpt-5.5") }),
     kind: "primary",
@@ -156,6 +160,12 @@ describe("OpenAIPlugin", () => {
       expect(custom.headers).not.toHaveProperty("originator")
       expect(proxy.baseURL).toBe("https://proxy.example/v1?region=us")
       expect(proxy.headers).toMatchObject({ originator: "opencode", "session-id": "ses_test" })
+      const sessions = yield* Session.Service
+      const location = yield* Location.Service
+      const parent = yield* sessions.create({ location: { directory: location.directory } })
+      const child = yield* sessions.create({ parentID: parent.id })
+      const childRequest = yield* request(Provider.ID.openai, "https://api.openai.com/v1", child.id)
+      expect(childRequest.headers).toMatchObject({ "session-id": parent.id })
       const eligible = required(yield* models.get(Provider.ID.openai, Model.ID.make("gpt-5.5")))
       expect(eligible.package).toBe("@opencode/ai/providers/openai")
       expect(eligible.headers).toMatchObject({ originator: "opencode", "chatgpt-account-id": "acct_123" })

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

@@ -6,6 +6,7 @@ import { Money } from "@opencode/schema/money"
 import { Effect, Layer, Stream } from "effect"
 import { TestClock } from "effect/testing"
 import { HttpClient, HttpClientRequest, HttpClientResponse } from "effect/unstable/http"
+import { Agent } from "@opencode/core/agent"
 import { App } from "@opencode/core/app"
 import { Config } from "@opencode/core/config"
 import { ConfigPolicyPlugin } from "@opencode/core/config/plugin/policy"
@@ -16,9 +17,11 @@ import { Mcp } from "@opencode/core/mcp/index"
 import { Model } from "@opencode/core/model"
 import { ModelResolver } from "@opencode/core/model-resolver"
 import { Plugin } from "@opencode/core/plugin"
+import { PluginHooks } from "@opencode/core/plugin/hooks"
 import { PluginHost } from "@opencode/core/plugin/host"
 import { OpencodePlugin } from "@opencode/core/plugin/provider/opencode"
 import { Provider } from "@opencode/core/provider"
+import { Session } from "@opencode/core/session"
 import { WebSearch } from "@opencode/core/websearch"
 import { withEnv } from "../fixture/env"
 import { emptyMcp } from "../fixture/mcp"
@@ -900,6 +903,266 @@ describe("OpencodePlugin", () => {
     ),
   )
 
+  it.effect("reports Console SSO sign-in, keeps the last config, and clears once Console accepts again", () =>
+    Effect.acquireUseRelease(
+      Effect.sync(() => {
+        const state = { sso: false }
+        const server = Bun.serve({
+          port: 0,
+          fetch: () => {
+            if (state.sso)
+              return Response.json(
+                { _tag: "SsoRequired", orgId: "org_acme", connectionId: "ssoconn/1" },
+                { status: 403 },
+              )
+            return Response.json({
+              providers: {},
+              experimental: { policies: [{ action: "permission", resource: "shell:sudo *", effect: "deny" }] },
+            })
+          },
+        })
+        return { server, state }
+      }),
+      ({ server, state }) =>
+        Effect.gen(function* () {
+          const credentials = yield* Credential.Service
+          const integrations = yield* Integration.Service
+          const managed = yield* ManagedPolicy.Service
+          const status = () =>
+            integrations
+              .get(Integration.ID.make("opencode"))
+              .pipe(Effect.map((integration) => integration?.connections[0]?.status))
+          const sudo: ConfigPolicy.Info = { action: "permission", resource: "shell:sudo *", effect: "deny" }
+          yield* credentials.create({
+            integrationID: Integration.ID.make("opencode"),
+            value: Credential.Key.make({
+              type: "key",
+              key: "secret",
+              metadata: { server: `${server.url.origin}/console`, orgID: "org_acme", orgName: "Acme" },
+            }),
+          })
+          yield* addPlugin()
+          yield* drain
+          expect(yield* status()).toBeUndefined()
+
+          state.sso = true
+          yield* TestClock.adjust("1 minute")
+          yield* drain
+          const url = `${server.url.origin}/console/auth/sso/ssoconn%2F1/start?redirectTo=%2Fconsole%2F`
+          expect(yield* status()).toEqual({ status: "needs_auth", message: "Sign in with SSO again to use Acme", url })
+          expect(managed.current()).toEqual({ statements: [sudo], organization: "Acme" })
+
+          state.sso = false
+          yield* TestClock.adjust("1 minute")
+          yield* drain
+          expect(yield* status()).toBeUndefined()
+          expect(managed.current()).toEqual({ statements: [sudo], organization: "Acme" })
+        }),
+      ({ server }) => Effect.promise(() => server.stop(true)),
+    ),
+  )
+
+  it.live("explains rejected Console inference with the sign-in the connection needs", () =>
+    Effect.acquireUseRelease(
+      Effect.sync(() => {
+        const state = { sso: false }
+        const server = Bun.serve({
+          port: 0,
+          fetch: () => {
+            if (state.sso)
+              return Response.json(
+                { _tag: "SsoRequired", orgId: "org_acme", connectionId: "ssoconn_1" },
+                { status: 403 },
+              )
+            return Response.json({ providers: { remote: { canonical: "openai" } } })
+          },
+        })
+        return { server, state }
+      }),
+      ({ server, state }) =>
+        Effect.gen(function* () {
+          const credentials = yield* Credential.Service
+          const hooks = yield* PluginHooks.Service
+          yield* credentials.create({
+            integrationID: Integration.ID.make("opencode"),
+            value: Credential.Key.make({
+              type: "key",
+              key: "secret",
+              metadata: { server: server.url.origin, orgID: "org_acme", orgName: "Acme" },
+            }),
+          })
+          yield* addPlugin()
+          const rejected = (providerID: Provider.ID) =>
+            hooks
+              .trigger("session", "http.response", {
+                sessionID: Session.ID.make("ses_console"),
+                agent: Agent.ID.make("build"),
+                model: Model.Ref.make({ providerID, id: Model.ID.make("model") }),
+                kind: "primary",
+                request: new Request("https://inference.example/v1/responses"),
+                response: Response.json({ error: { message: "Workspace access denied" } }, { status: 403 }),
+              })
+              .pipe(
+                Effect.flatMap((event) =>
+                  Effect.promise(async () => ({ status: event.response.status, body: await event.response.json() })),
+                ),
+              )
+          const denied = { status: 403, body: { error: { message: "Workspace access denied" } } }
+
+          expect(yield* rejected(Provider.ID.make("remote"))).toEqual(denied)
+
+          state.sso = true
+          const explained = {
+            status: 403,
+            body: {
+              error: {
+                type: "authentication_error",
+                message: "Sign in with SSO again to use Acme.",
+              },
+            },
+          }
+          expect(yield* rejected(Provider.ID.make("remote"))).toEqual(explained)
+          expect(yield* rejected(Provider.ID.opencode)).toEqual(explained)
+          expect(yield* rejected(Provider.ID.anthropic)).toEqual(denied)
+        }),
+      ({ server }) => Effect.promise(() => server.stop(true)),
+    ),
+  )
+
+  it.effect("ignores 403 responses that are not a Console SSO error", () =>
+    Effect.acquireUseRelease(
+      Effect.sync(() => {
+        const state: { body: Response | undefined } = { body: undefined }
+        const server = Bun.serve({
+          port: 0,
+          fetch: () =>
+            state.body ??
+            Response.json({
+              providers: {},
+              experimental: { policies: [{ action: "permission", resource: "shell:sudo *", effect: "deny" }] },
+            }),
+        })
+        return { server, state }
+      }),
+      ({ server, state }) =>
+        Effect.gen(function* () {
+          const credentials = yield* Credential.Service
+          const integrations = yield* Integration.Service
+          const managed = yield* ManagedPolicy.Service
+          const sudo: ConfigPolicy.Info = { action: "permission", resource: "shell:sudo *", effect: "deny" }
+          yield* credentials.create({
+            integrationID: Integration.ID.make("opencode"),
+            value: Credential.Key.make({ type: "key", key: "secret", metadata: { server: server.url.origin } }),
+          })
+          yield* addPlugin()
+          yield* drain
+
+          for (const body of [
+            () => new Response("<html>Forbidden</html>", { status: 403, headers: { "content-type": "text/html" } }),
+            () => Response.json({ _tag: "Forbidden", orgId: "org", connectionId: "ssoconn" }, { status: 403 }),
+          ]) {
+            state.body = body()
+            yield* TestClock.adjust("1 minute")
+            yield* drain
+            expect((yield* integrations.get(Integration.ID.make("opencode")))?.connections[0]?.status).toBeUndefined()
+            expect(managed.current().statements).toEqual([sudo])
+          }
+        }),
+      ({ server }) => Effect.promise(() => server.stop(true)),
+    ),
+  )
+
+  it.effect("reports a rejected Console refresh token as signed out without removing the credential", () =>
+    Effect.acquireUseRelease(
+      Effect.sync(() =>
+        Bun.serve({
+          port: 0,
+          fetch: (request) => {
+            if (new URL(request.url).pathname === "/auth/device/token")
+              return Response.json(
+                { error: "invalid_grant", error_description: "refresh token revoked" },
+                { status: 400 },
+              )
+            return Response.json({ providers: {} })
+          },
+        }),
+      ),
+      (server) =>
+        Effect.gen(function* () {
+          const credentials = yield* Credential.Service
+          const integrations = yield* Integration.Service
+          const credential = yield* credentials.create({
+            integrationID: Integration.ID.make("opencode"),
+            value: Credential.OAuth.make({
+              type: "oauth",
+              methodID: Integration.MethodID.make("device"),
+              access: "expired",
+              refresh: "revoked",
+              expires: 0,
+              metadata: { server: server.url.origin, orgID: "org_acme", orgName: "Acme" },
+            }),
+          })
+          yield* addPlugin()
+          yield* drain
+
+          expect((yield* integrations.get(Integration.ID.make("opencode")))?.connections[0]?.status).toEqual({
+            status: "needs_auth",
+            message: "Reconnect OpenCode Console to continue",
+          })
+          expect((yield* credentials.get(credential.id))?.value).toMatchObject({ refresh: "revoked" })
+        }),
+      (server) => Effect.promise(() => server.stop(true)),
+    ),
+  )
+
+  it.effect("reports a Console session rejected before its token expires as signed out", () =>
+    Effect.acquireUseRelease(
+      Effect.sync(() => {
+        const state = { revoked: true, refreshes: 0 }
+        const server = Bun.serve({
+          port: 0,
+          fetch: (request) => {
+            if (new URL(request.url).pathname === "/auth/device/token") state.refreshes++
+            if (state.revoked)
+              return Response.json({ _tag: "Unauthorized", message: "Invalid or expired session" }, { status: 401 })
+            return Response.json({ providers: {} })
+          },
+        })
+        return { server, state }
+      }),
+      ({ server, state }) =>
+        Effect.gen(function* () {
+          const credentials = yield* Credential.Service
+          const integrations = yield* Integration.Service
+          const credential = yield* credentials.create({
+            integrationID: Integration.ID.make("opencode"),
+            value: Credential.OAuth.make({
+              type: "oauth",
+              methodID: Integration.MethodID.make("device"),
+              access: "revoked",
+              refresh: "refresh",
+              expires: Number.MAX_SAFE_INTEGER,
+              metadata: { server: server.url.origin, orgID: "org_acme", orgName: "Acme" },
+            }),
+          })
+          const status = () =>
+            integrations.get(Integration.ID.make("opencode")).pipe(Effect.map((item) => item?.connections[0]?.status))
+          yield* addPlugin()
+          yield* drain
+
+          expect(yield* status()).toEqual({ status: "needs_auth", message: "Reconnect OpenCode Console to continue" })
+          expect((yield* credentials.get(credential.id))?.value).toMatchObject({ access: "revoked" })
+
+          state.revoked = false
+          yield* TestClock.adjust("1 minute")
+          yield* drain
+          expect(yield* status()).toBeUndefined()
+          expect(state.refreshes).toBe(0)
+        }),
+      ({ server }) => Effect.promise(() => server.stop(true)),
+    ),
+  )
+
   it.live("loads and executes hosted web search from the connected OpenCode server", () =>
     Effect.acquireUseRelease(
       Effect.sync(() => {

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

@@ -236,7 +236,7 @@ const setup = Effect.gen(function* () {
     db,
     bus,
     session,
-    instructions: yield* instructionBuiltIns.load(sessionID),
+    instructions: yield* instructionBuiltIns.load(),
     instances: Instance.Service.of({
       // Generation only exercises the Location's model context.
       provide: () =>

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

@@ -87,7 +87,7 @@ import { permissionLayer } from "./lib/permission"
 import { agentHost, modelHost, host, noProviders } from "./plugin/host"
 import { CodeModeInstructions } from "@opencode/core/codemode/instructions"
 
-const emptyCodeMode = `\n\n${CodeModeInstructions.render({ total: 0, shown: 0, namespaces: [] })}`
+const emptyCodeMode = `${CodeModeInstructions.render({ total: 0, shown: 0, namespaces: [] })}\n\n`
 type ToolBarrier = {
   readonly count: number
   readonly started: Deferred.Deferred<void>
@@ -128,6 +128,7 @@ const undersizedContextModel = testModel("undersized-context", { context: 1, out
 const recoveryModel = testModel("recovery", { context: 200_000, output: 1_000 })
 const fittedOutputModel = testModel("fitted-output", { context: 100_000, output: 64_000 })
 const smallWindowModel = testModel("small-window", { context: 64_000, output: 16_000 })
+const largeOutputModel = testModel("large-output", { context: 1_000_000, output: 1_000_000 })
 
 test("calculates step cost using the matching context tier", () => {
   expect(
@@ -1874,8 +1875,8 @@ describe("SessionRunnerLLM", () => {
     yield* s.runPrompt("Second")
 
     expect(s.requests.map((request) => request.system.map((part) => part.text))).toEqual([
-      [defaultSystem, fakeIdentity, "Initial context\n\nBuild skills"],
-      [defaultSystem, fakeIdentity, "Initial context\n\nBuild skills"],
+      [defaultSystem, fakeIdentity, "Build skills\n\nInitial context"],
+      [defaultSystem, fakeIdentity, "Build skills\n\nInitial context"],
     ])
     expect(systemTexts(s.requests[1])).toContainEqual(expect.stringContaining("Reviewer skills"))
   })
@@ -1897,7 +1898,7 @@ describe("SessionRunnerLLM", () => {
     yield* s.runPrompt("First")
 
     expect(s.requests.map((request) => request.system.map((part) => part.text))).toEqual([
-      [defaultSystem, fakeIdentity, "Initial context\n\nBuild skills"],
+      [defaultSystem, fakeIdentity, "Build skills\n\nInitial context"],
     ])
   })
 
@@ -3424,6 +3425,14 @@ describe("SessionRunnerLLM", () => {
     expect(s.requests[1]?.generation?.maxTokens).toBeGreaterThan(100_000 - 50_000 - 200)
   })
 
+  scenario("caps the output limit a large model advertises", function* (s) {
+    s.currentModel = largeOutputModel
+    yield* s.llm.push(TestLLM.text("Answer", "text-large-output"))
+    yield* s.runPrompt("Question")
+
+    expect(s.requests[0]?.generation?.maxTokens).toBe(256_000)
+  })
+
   scenario("gives the summary its full output limit when the conversation overshot the threshold", function* (s) {
     // The conversation overshot the threshold, so the prepared summary request exceeds the budget and `deliver`
     // shrinks it before sending. The output limit must follow the budget, not the oversized prepared request.

packages/core/test/tool-shell.test.ts

@@ -956,6 +956,59 @@ describe("ShellTool", () => {
     { timeout: 15_000 },
   )
 
+  productionIt.live(
+    "identifies agent shell commands without inheriting a stale session ID",
+    () =>
+      Effect.acquireUseRelease(
+        Effect.promise(() => tmpdir()),
+        (tmp) => {
+          reset()
+          return withSession(tmp.path, (registry) =>
+            Effect.gen(function* () {
+              const sessions = yield* Session.Service
+              yield* sessions.environment({
+                sessionID,
+                variables: { AGENT: "0", OPENCODE: "0", AI_AGENT: "", OPENCODE_SESSION_ID: "stale" },
+              })
+              const command = isWindows
+                ? '[Console]::Out.Write("$env:AGENT|$env:OPENCODE|$env:AI_AGENT|$env:OPENCODE_SESSION_ID")'
+                : 'printf %s "$AGENT|$OPENCODE|$AI_AGENT|$OPENCODE_SESSION_ID"'
+              const settled = yield* executeTool(registry, call({ command }))
+
+              expect(settled.status).toBe("completed")
+              expect(settled.content?.[0]).toEqual({ type: "text", text: `1|1|opencode|${sessionID}` })
+            }),
+          )
+        },
+        (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]().then(() => undefined)),
+      ),
+    { timeout: 15_000 },
+  )
+
+  productionIt.live(
+    "preserves an outer AI_AGENT marker in agent shell commands",
+    () =>
+      Effect.acquireUseRelease(
+        Effect.promise(() => tmpdir()),
+        (tmp) => {
+          reset()
+          return withSession(tmp.path, (registry) =>
+            Effect.gen(function* () {
+              const sessions = yield* Session.Service
+              yield* sessions.environment({ sessionID, variables: { AI_AGENT: "outer-agent" } })
+              const command = isWindows ? '[Console]::Out.Write($env:AI_AGENT)' : 'printf %s "$AI_AGENT"'
+              const settled = yield* executeTool(registry, call({ command }))
+
+              expect(settled.status).toBe("completed")
+              expect(settled.content?.[0]).toEqual({ type: "text", text: "outer-agent" })
+            }),
+          )
+        },
+        (tmp) => Effect.promise(() => tmp[Symbol.asyncDispose]().then(() => undefined)),
+      ),
+    { timeout: 15_000 },
+  )
+
   it.live("resolves a relative workdir from the active Location", () =>
     Effect.acquireUseRelease(
       Effect.promise(() => tmpdir()),

packages/core/test/variant.test.ts

@@ -126,6 +126,26 @@ test("spells Cloudflare AI Gateway variants for their upstream routes", () => {
   ])
 })
 
+test("spells xAI Responses variants with catalog effort levels", () => {
+  const supports: Variant.Support[] = [{ type: "effort", values: ["low", "medium", "high", "xhigh"] }]
+  expect(resolve(model("@opencode/ai/providers/xai", "grok-4.6"), supports)).toEqual(
+    ["low", "medium", "high", "xhigh"].map((effort) => ({
+      id: effort,
+      settings: { reasoningEffort: effort, reasoningSummary: "auto", include: ["reasoning.encrypted_content"] },
+    })),
+  )
+  expect(resolve(model("@opencode/ai/providers/xai", "grok-4.3"), [{ type: "effort", values: ["none", "low"] }])).toEqual([
+    {
+      id: "none",
+      settings: { reasoningEffort: "none", reasoningSummary: "auto", include: ["reasoning.encrypted_content"] },
+    },
+    { id: "low", settings: { reasoningEffort: "low", reasoningSummary: "auto", include: ["reasoning.encrypted_content"] } },
+  ])
+  expect(resolve(model("@opencode/ai/providers/xai", "grok-4.6"), [{ type: "effort" }]).map((item) => item.id)).toEqual([
+    "low", "medium", "high",
+  ])
+})
+
 test("spells Chat Completions variants for direct providers", () => {
   expect(
     resolve(model("@opencode/ai/providers/deepseek", "deepseek-v4-flash"), [
@@ -244,6 +264,37 @@ test("caps Alibaba thinking budget variants at 64k", () => {
   ])
 })
 
+test("spells Workers AI thinking controls through the chat template", () => {
+  const pkg = "@opencode/ai/providers/cloudflare-workers-ai"
+  const off = { body: { chat_template_kwargs: { enable_thinking: false, thinking: false } } }
+  const on = { body: { chat_template_kwargs: { enable_thinking: true, thinking: true } } }
+  expect(
+    resolve(model(pkg, "@cf/deepseek-ai/deepseek-v4-flash-0731"), [
+      { type: "effort", values: ["none", "low", "high", "max"] },
+    ]),
+  ).toEqual([
+    { id: "none", ...off },
+    { id: "low", settings: { reasoningEffort: "low" } },
+    { id: "high", settings: { reasoningEffort: "high" } },
+    { id: "max", settings: { reasoningEffort: "max" } },
+  ])
+  expect(resolve(model(pkg, "@cf/zai-org/glm-4.7-flash"), [{ type: "toggle" }])).toEqual([
+    { id: "none", ...off },
+    { id: "thinking", ...on },
+  ])
+  expect(
+    resolve(model(pkg, "@cf/qwen/qwen3.8-27b"), [
+      { type: "toggle" },
+      { type: "effort", values: ["low", "medium", "xhigh"] },
+    ]),
+  ).toEqual([
+    { id: "none", ...off },
+    { id: "low", settings: { reasoningEffort: "low" } },
+    { id: "medium", settings: { reasoningEffort: "medium" } },
+    { id: "xhigh", settings: { reasoningEffort: "xhigh" } },
+  ])
+})
+
 test("spells Chat Completions variants for hosting providers", () => {
   expect(
     resolve(model("@opencode/ai/providers/openai-compatible", "deepseek-ai/deepseek-v4-pro", undefined, "nvidia"), [

packages/desktop/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@opencode/desktop",
   "private": true,
-  "version": "2.0.18",
+  "version": "2.0.19",
   "type": "module",
   "license": "MIT",
   "homepage": "https://opencode.ai",
@@ -53,7 +53,7 @@
     "drizzle-kit": "catalog:",
     "drizzle-orm": "catalog:",
     "effect": "catalog:",
-    "electron": "44.4.3",
+    "electron": "44.4.5",
     "electron-builder": "26.15.7",
     "electron-vite": "6.0.0-beta.1",
     "puppeteer-core": "25.9.0",

packages/desktop/src/main/service/background-service.ts

@@ -44,7 +44,14 @@ const connect = Effect.fn("BackgroundService.connect")(function* (mode: "initial
           ? path.join(app.getPath("userData"), "opencode", "service-local.json")
           : undefined,
       version,
-      command: [...cli.command, "serve", "--service", ...(isolated ? ["--hostname", "0.0.0.0", "--port", "0"] : [])],
+      // A fixed port makes a second contender fail to bind and back off; port 0 never collides, so two
+      // services could boot against the same database.
+      command: [
+        ...cli.command,
+        "serve",
+        "--service",
+        ...(isolated ? ["--hostname", "0.0.0.0", "--port", String(0x0c0c)] : []),
+      ],
       onStart: (reason, previousVersion) =>
         runFork(Effect.logInfo("v2 CLI background service starting", { reason, previousVersion })),
     })

packages/enterprise/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode/enterprise",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "private": true,
   "type": "module",
   "license": "MIT",

packages/function/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode/function",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "$schema": "https://json.schemastore.org/package.json",
   "private": true,
   "type": "module",

packages/http-recorder/package.json

@@ -1,6 +1,6 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
-  "version": "2.0.18",
+  "version": "2.0.19",
   "name": "@opencode/http-recorder",
   "description": "Record and replay Effect HTTP and WebSocket traffic with deterministic cassettes",
   "type": "module",