chore(main): release 0.33.0 (#628 )

🤖 I have created a release *beep* *boop* --- ## [0.33.0](https://github.com/agentclientprotocol/claude-agent-acp/compare/v0.32.0...v0.33.0) (2026-05-07) ### Features * **deps:** bump the minor group with 14 updates ([#631](https://github.com/agentclientprotocol/claude-agent-acp/issues/631)) ([8b43ee8](8b43ee813f)) * **deps:** Update to claude-agent-sdk 0.2.132 ([#636](https://github.com/agentclientprotocol/claude-agent-acp/issues/636)) ([0c8ff27](0c8ff277f2)) ### Bug Fixes * Handle result origins in ACP agent ([#627](https://github.com/agentclientprotocol/claude-agent-acp/issues/627)) ([dba1998](dba199839a)) --- This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please). Co-authored-by: acp-release-bot[bot] <246668977+acp-release-bot[bot]@users.noreply.github.com>
feat(deps): Update to claude-agent-sdk 0.2.132 (#636 )
2026-10-27 12:40:32 +00:00 · 2026-05-07 22:45:47 +02:00 · 2026-05-07 22:21:17 +02:00 · 2026-05-04 21:26:36 +02:00 · 2026-05-04 00:07:16 +02:00 · 2026-05-04 00:02:01 +02:00
14 changed files with 747 additions and 290 deletions
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -11,6 +11,13 @@ updates:
      interval: "daily"
    allow:
      - dependency-type: "all"
+    ignore:
+      # Pinned to match the peer range of @anthropic-ai/claude-agent-sdk;
+      # newer minors break type compatibility between the two installed copies.
+      - dependency-name: "@anthropic-ai/sdk"
+        update-types:
+          - "version-update:semver-minor"
+          - "version-update:semver-major"
    groups:
      minor:
        update-types:
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.31.4"
+  ".": "0.33.0"
 }
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,33 @@
 # Changelog

+## [0.33.0](https://github.com/agentclientprotocol/claude-agent-acp/compare/v0.32.0...v0.33.0) (2026-05-07)
+
+
+### Features
+
+* **deps:** bump the minor group with 14 updates ([#631](https://github.com/agentclientprotocol/claude-agent-acp/issues/631)) ([8b43ee8](https://github.com/agentclientprotocol/claude-agent-acp/commit/8b43ee813f05f5087a213a7f42154e39d6bc4a5a))
+* **deps:** Update to claude-agent-sdk 0.2.132 ([#636](https://github.com/agentclientprotocol/claude-agent-acp/issues/636)) ([0c8ff27](https://github.com/agentclientprotocol/claude-agent-acp/commit/0c8ff277f2af8d3085cc1b5cf33891630dede0b1))
+
+
+### Bug Fixes
+
+* Handle result origins in ACP agent ([#627](https://github.com/agentclientprotocol/claude-agent-acp/issues/627)) ([dba1998](https://github.com/agentclientprotocol/claude-agent-acp/commit/dba199839a25ba405f04b9d4409e647150fe0290))
+
+## [0.32.0](https://github.com/agentclientprotocol/claude-agent-acp/compare/v0.31.4...v0.32.0) (2026-05-03)
+
+
+### Features
+
+* **deps-dev:** Bump nanoid from 3.3.11 to 3.3.12 ([#622](https://github.com/agentclientprotocol/claude-agent-acp/issues/622)) ([c78ac62](https://github.com/agentclientprotocol/claude-agent-acp/commit/c78ac62d05283e5683b87b198923818f9f556a03))
+* **deps:** Bump the minor group with 2 updates ([#619](https://github.com/agentclientprotocol/claude-agent-acp/issues/619)) ([6ccd37c](https://github.com/agentclientprotocol/claude-agent-acp/commit/6ccd37ce947fbd55691f676344b15ef1266191ad))
+* **deps:** update to @anthropic-ai/claude-agent-sdk 0.2.126 ([#621](https://github.com/agentclientprotocol/claude-agent-acp/issues/621)) ([becc3b8](https://github.com/agentclientprotocol/claude-agent-acp/commit/becc3b86e60eb33e7823a0ef27d5aa99758750d7))
+* **deps:** Update to @anthropic-ai/claude-agent-sdk@0.2.123 ([#614](https://github.com/agentclientprotocol/claude-agent-acp/issues/614)) ([5b93119](https://github.com/agentclientprotocol/claude-agent-acp/commit/5b9311938d97f47400debd66f2b4792e50639c6b))
+
+
+### Bug Fixes
+
+* emit a real diff when Write overwrites an existing file ([#618](https://github.com/agentclientprotocol/claude-agent-acp/issues/618)) ([8d7e220](https://github.com/agentclientprotocol/claude-agent-acp/commit/8d7e22026e15d54208414bd9ad128eb86d41b451))
+
 ## [0.31.4](https://github.com/agentclientprotocol/claude-agent-acp/compare/v0.31.3...v0.31.4) (2026-04-28)


--- a/package-lock.json
+++ b/package-lock.json
@@ -1,16 +1,16 @@
 {
  "name": "@agentclientprotocol/claude-agent-acp",
-  "version": "0.31.4",
+  "version": "0.33.0",
  "lockfileVersion": 3,
  "requires": true,
  "packages": {
    "": {
      "name": "@agentclientprotocol/claude-agent-acp",
-      "version": "0.31.4",
+      "version": "0.33.0",
      "license": "Apache-2.0",
      "dependencies": {
        "@agentclientprotocol/sdk": "0.21.0",
-        "@anthropic-ai/claude-agent-sdk": "0.2.121",
+        "@anthropic-ai/claude-agent-sdk": "0.2.132",
        "zod": "^3.25.0 || ^4.0.0"
      },
      "bin": {
@@ -20,11 +20,11 @@
        "@anthropic-ai/sdk": "0.89.0",
        "@eslint/js": "10.0.1",
        "@types/node": "25.6.0",
-        "@typescript-eslint/eslint-plugin": "8.59.1",
-        "@typescript-eslint/parser": "8.59.1",
-        "eslint": "10.2.1",
+        "@typescript-eslint/eslint-plugin": "8.59.2",
+        "@typescript-eslint/parser": "8.59.2",
+        "eslint": "10.3.0",
        "eslint-config-prettier": "10.1.8",
-        "globals": "17.5.0",
+        "globals": "17.6.0",
        "prettier": "3.8.3",
        "ts-node": "10.9.2",
        "typescript": "6.0.3",
@@ -41,9 +41,9 @@
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-      "integrity": "sha512-hwZNYTkGLKVixd/V/OCJwfH/SdfxZXGV0m6wvy5EBq6qfB+lvJTRz/MSOSa7dHqo4/F7zJY68crEEca68Wrxpw==",
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+      "resolved": "https://registry.npmjs.org/@anthropic-ai/claude-agent-sdk/-/claude-agent-sdk-0.2.132.tgz",
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      "license": "SEE LICENSE IN README.md",
      "dependencies": {
        "@anthropic-ai/sdk": "^0.81.0",
@@ -53,23 +53,23 @@
        "node": ">=18.0.0"
      },
      "optionalDependencies": {
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-        "@anthropic-ai/claude-agent-sdk-darwin-x64": "0.2.121",
-        "@anthropic-ai/claude-agent-sdk-linux-arm64": "0.2.121",
-        "@anthropic-ai/claude-agent-sdk-linux-arm64-musl": "0.2.121",
-        "@anthropic-ai/claude-agent-sdk-linux-x64": "0.2.121",
-        "@anthropic-ai/claude-agent-sdk-linux-x64-musl": "0.2.121",
-        "@anthropic-ai/claude-agent-sdk-win32-arm64": "0.2.121",
-        "@anthropic-ai/claude-agent-sdk-win32-x64": "0.2.121"
+        "@anthropic-ai/claude-agent-sdk-darwin-arm64": "0.2.132",
+        "@anthropic-ai/claude-agent-sdk-darwin-x64": "0.2.132",
+        "@anthropic-ai/claude-agent-sdk-linux-arm64": "0.2.132",
+        "@anthropic-ai/claude-agent-sdk-linux-arm64-musl": "0.2.132",
+        "@anthropic-ai/claude-agent-sdk-linux-x64": "0.2.132",
+        "@anthropic-ai/claude-agent-sdk-linux-x64-musl": "0.2.132",
+        "@anthropic-ai/claude-agent-sdk-win32-arm64": "0.2.132",
+        "@anthropic-ai/claude-agent-sdk-win32-x64": "0.2.132"
      },
      "peerDependencies": {
        "zod": "^4.0.0"
      }
    },
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-      "resolved": "https://registry.npmjs.org/@anthropic-ai/claude-agent-sdk-darwin-arm64/-/claude-agent-sdk-darwin-arm64-0.2.121.tgz",
-      "integrity": "sha512-zVHcXvx6Hl/glDcOCH+EyNx4KPE9cMGLk42eEBSZe014tAN5W8bwM/By08iM6dxijnpH0NQRNNEAW+BryWzuDg==",
+      "version": "0.2.132",
+      "resolved": "https://registry.npmjs.org/@anthropic-ai/claude-agent-sdk-darwin-arm64/-/claude-agent-sdk-darwin-arm64-0.2.132.tgz",
+      "integrity": "sha512-wrGxeqsnhw3JSU25v78FSw85guN0FGqLA7LuAzLe+KVZqJElJvhtae1ceCvgF8e8Bc/RUrniNxRrTur+8vIZYQ==",
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        "arm64"
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@@ -80,9 +80,9 @@
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    "node_modules/@anthropic-ai/claude-agent-sdk-darwin-x64": {
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+      "version": "0.2.132",
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@@ -93,9 +93,9 @@
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@@ -106,9 +106,9 @@
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@@ -119,9 +119,9 @@
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@@ -132,9 +132,9 @@
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@@ -145,9 +145,9 @@
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@@ -158,9 +158,9 @@
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@@ -548,9 +548,9 @@
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+      "integrity": "sha512-o0XPGNwcWw+FIwStOWn+BwBuEmL6QXP0rsvAFg7ET1dey1Nr6Wb1ac8p5HEsK0ygO/6mUxlk+YWQD9xcb/nnXg==",
      "dev": true,
      "license": "MIT",
      "dependencies": {
-        "@typescript-eslint/project-service": "8.59.1",
-        "@typescript-eslint/tsconfig-utils": "8.59.1",
-        "@typescript-eslint/types": "8.59.1",
-        "@typescript-eslint/visitor-keys": "8.59.1",
+        "@typescript-eslint/project-service": "8.59.2",
+        "@typescript-eslint/tsconfig-utils": "8.59.2",
+        "@typescript-eslint/types": "8.59.2",
+        "@typescript-eslint/visitor-keys": "8.59.2",
        "debug": "^4.4.3",
        "minimatch": "^10.2.2",
        "semver": "^7.7.3",
@@ -1095,16 +1095,16 @@
      }
    },
    "node_modules/@typescript-eslint/utils": {
-      "version": "8.59.1",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/utils/-/utils-8.59.1.tgz",
-      "integrity": "sha512-3pIeoXhCeYH9FSCBI8P3iNwJlGuzPlYKkTlen2O9T1DSeeg8UG8jstq6BLk+Mda0qup7mgk4z4XL4OzRaxZ8LA==",
+      "version": "8.59.2",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/utils/-/utils-8.59.2.tgz",
+      "integrity": "sha512-Juw3EinkXqjaffxz6roowvV7GZT/kET5vSKKZT6upl5TXdWkLkYmNPXwDDL2Vkt2DPn0nODIS4egC/0AGxKo/Q==",
      "dev": true,
      "license": "MIT",
      "dependencies": {
        "@eslint-community/eslint-utils": "^4.9.1",
-        "@typescript-eslint/scope-manager": "8.59.1",
-        "@typescript-eslint/types": "8.59.1",
-        "@typescript-eslint/typescript-estree": "8.59.1"
+        "@typescript-eslint/scope-manager": "8.59.2",
+        "@typescript-eslint/types": "8.59.2",
+        "@typescript-eslint/typescript-estree": "8.59.2"
      },
      "engines": {
        "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
@@ -1119,13 +1119,13 @@
      }
    },
    "node_modules/@typescript-eslint/visitor-keys": {
-      "version": "8.59.1",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-8.59.1.tgz",
-      "integrity": "sha512-LdDNl6C5iJExcM0Yh0PwAIBb9PrSiCsWamF/JyEZawm3kFDnRoaq3LGE4bpyRao/fWeGKKyw7icx0YxrLFC5Cg==",
+      "version": "8.59.2",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-8.59.2.tgz",
+      "integrity": "sha512-NwjLUnGy8/Zfx23fl50tRC8rYaYnM52xNRYFAXvmiil9yh1+K6aRVQMnzW6gQB/1DLgWt977lYQn7C+wtgXZiA==",
      "dev": true,
      "license": "MIT",
      "dependencies": {
-        "@typescript-eslint/types": "8.59.1",
+        "@typescript-eslint/types": "8.59.2",
        "eslint-visitor-keys": "^5.0.0"
      },
      "engines": {
@@ -1680,9 +1680,9 @@
      }
    },
    "node_modules/eslint": {
-      "version": "10.2.1",
-      "resolved": "https://registry.npmjs.org/eslint/-/eslint-10.2.1.tgz",
-      "integrity": "sha512-wiyGaKsDgqXvF40P8mDwiUp/KQjE1FdrIEJsM8PZ3XCiniTMXS3OHWWUe5FI5agoCnr8x4xPrTDZuxsBlNHl+Q==",
+      "version": "10.3.0",
+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-10.3.0.tgz",
+      "integrity": "sha512-XbEXaRva5cF0ZQB8w6MluHA0kZZfV2DuCMJ3ozyEOHLwDpZX2Lmm/7Pp0xdJmI0GL1W05VH5VwIFHEm1Vcw2gw==",
      "dev": true,
      "license": "MIT",
      "dependencies": {
@@ -2001,12 +2001,12 @@
      }
    },
    "node_modules/express-rate-limit": {
-      "version": "8.4.1",
-      "resolved": "https://registry.npmjs.org/express-rate-limit/-/express-rate-limit-8.4.1.tgz",
-      "integrity": "sha512-NGVYwQSAyEQgzxX1iCM978PP9AdO/hW93gMcF6ZwQCm+rFvLsBH6w4xcXWTcliS8La5EPRN3p9wzItqBwJrfNw==",
+      "version": "8.5.1",
+      "resolved": "https://registry.npmjs.org/express-rate-limit/-/express-rate-limit-8.5.1.tgz",
+      "integrity": "sha512-5O6KYmyJEpuPJV5hNTXKbAHWRqrzyu+OI3vUnSd2kXFubIVpG7ezpgxQy76Zo5GQZtrQBg86hF+CM/NX+cioiQ==",
      "license": "MIT",
      "dependencies": {
-        "ip-address": "10.1.0"
+        "ip-address": "^10.2.0"
      },
      "engines": {
        "node": ">= 16"
@@ -2039,9 +2039,9 @@
      "license": "MIT"
    },
    "node_modules/fast-uri": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/fast-uri/-/fast-uri-3.1.0.tgz",
-      "integrity": "sha512-iPeeDKJSWf4IEOasVVrknXpaBV0IApz/gp7S2bb7Z4Lljbl2MGJRqInZiUrQwV16cpzw/D3S5j5Julj/gT52AA==",
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/fast-uri/-/fast-uri-3.1.2.tgz",
+      "integrity": "sha512-rVjf7ArG3LTk+FS6Yw81V1DLuZl1bRbNrev6Tmd/9RaroeeRRJhAt7jg/6YFxbvAQXUCavSoZhPPj6oOx+5KjQ==",
      "funding": [
        {
          "type": "github",
@@ -2237,9 +2237,9 @@
      }
    },
    "node_modules/globals": {
-      "version": "17.5.0",
-      "resolved": "https://registry.npmjs.org/globals/-/globals-17.5.0.tgz",
-      "integrity": "sha512-qoV+HK2yFl/366t2/Cb3+xxPUo5BuMynomoDmiaZBIdbs+0pYbjfZU+twLhGKp4uCZ/+NbtpVepH5bGCxRyy2g==",
+      "version": "17.6.0",
+      "resolved": "https://registry.npmjs.org/globals/-/globals-17.6.0.tgz",
+      "integrity": "sha512-sepffkT8stwnIYbsMBpoCHJuJM5l98FUF2AnE07hfvE0m/qp3R586hw4jF4uadbhvg1ooIdzuu7CsfD2jzCaNA==",
      "dev": true,
      "license": "MIT",
      "engines": {
@@ -2286,9 +2286,9 @@
      }
    },
    "node_modules/hono": {
-      "version": "4.12.15",
-      "resolved": "https://registry.npmjs.org/hono/-/hono-4.12.15.tgz",
-      "integrity": "sha512-qM0jDhFEaCBb4TxoW7f53Qrpv9RBiayUHo0S52JudprkhvpjIrGoU1mnnr29Fvd1U335ZFPZQY1wlkqgfGXyLg==",
+      "version": "4.12.18",
+      "resolved": "https://registry.npmjs.org/hono/-/hono-4.12.18.tgz",
+      "integrity": "sha512-RWzP96k/yv0PQfyXnWjs6zot20TqfpfsNXhOnev8d1InAxubW93L11/oNUc3tQqn2G0bSdAOBpX+2uDFHV7kdQ==",
      "license": "MIT",
      "engines": {
        "node": ">=16.9.0"
@@ -2357,9 +2357,9 @@
      "license": "ISC"
    },
    "node_modules/ip-address": {
-      "version": "10.1.0",
-      "resolved": "https://registry.npmjs.org/ip-address/-/ip-address-10.1.0.tgz",
-      "integrity": "sha512-XXADHxXmvT9+CRxhXg56LJovE+bmWnEWB78LB83VZTprKTmaC5QfruXocxzTZ2Kl0DNwKuBdlIhjL8LeY8Sf8Q==",
+      "version": "10.2.0",
+      "resolved": "https://registry.npmjs.org/ip-address/-/ip-address-10.2.0.tgz",
+      "integrity": "sha512-/+S6j4E9AHvW9SWMSEY9Xfy66O5PWvVEJ08O0y5JGyEKQpojb0K0GKpz/v5HJ/G0vi3D2sjGK78119oXZeE0qA==",
      "license": "MIT",
      "engines": {
        "node": ">= 12"
@@ -2853,9 +2853,9 @@
      "license": "MIT"
    },
    "node_modules/nanoid": {
-      "version": "3.3.11",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.11.tgz",
-      "integrity": "sha512-N8SpfPUnUp1bK+PMYW8qSWdl9U+wwNWI4QKxOYDy9JAro3WMX7p2OeVRF9v+347pnakNevPmiHhNmZ2HbFA76w==",
+      "version": "3.3.12",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.12.tgz",
+      "integrity": "sha512-ZB9RH/39qpq5Vu6Y+NmUaFhQR6pp+M2Xt76XBnEwDaGcVAqhlvxrl3B2bKS5D3NH3QR76v3aSrKaF/Kiy7lEtQ==",
      "dev": true,
      "funding": [
        {
@@ -3065,9 +3065,9 @@
      }
    },
    "node_modules/postcss": {
-      "version": "8.5.12",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.12.tgz",
-      "integrity": "sha512-W62t/Se6rA0Az3DfCL0AqJwXuKwBeYg6nOaIgzP+xZ7N5BFCI7DYi1qs6ygUYT6rvfi6t9k65UMLJC+PHZpDAA==",
+      "version": "8.5.14",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.14.tgz",
+      "integrity": "sha512-SoSL4+OSEtR99LHFZQiJLkT59C5B1amGO1NzTwj7TT1qCUgUO6hxOvzkOYxD+vMrXBM3XJIKzokoERdqQq/Zmg==",
      "dev": true,
      "funding": [
        {
@@ -3191,14 +3191,14 @@
      }
    },
    "node_modules/rolldown": {
-      "version": "1.0.0-rc.17",
-      "resolved": "https://registry.npmjs.org/rolldown/-/rolldown-1.0.0-rc.17.tgz",
-      "integrity": "sha512-ZrT53oAKrtA4+YtBWPQbtPOxIbVDbxT0orcYERKd63VJTF13zPcgXTvD4843L8pcsI7M6MErt8QtON6lrB9tyA==",
+      "version": "1.0.0-rc.18",
+      "resolved": "https://registry.npmjs.org/rolldown/-/rolldown-1.0.0-rc.18.tgz",
+      "integrity": "sha512-phmyKBpuBdRYDf4hgyynGAYn/rDDe+iZXKVJ7WX5b1zQzpLkP5oJRPGsfJuHdzPMlyyEO/4sPW6yfSx2gf7lVg==",
      "dev": true,
      "license": "MIT",
      "dependencies": {
-        "@oxc-project/types": "=0.127.0",
-        "@rolldown/pluginutils": "1.0.0-rc.17"
+        "@oxc-project/types": "=0.128.0",
+        "@rolldown/pluginutils": "1.0.0-rc.18"
      },
      "bin": {
        "rolldown": "bin/cli.mjs"
@@ -3207,21 +3207,21 @@
        "node": "^20.19.0 || >=22.12.0"
      },
      "optionalDependencies": {
-        "@rolldown/binding-android-arm64": "1.0.0-rc.17",
-        "@rolldown/binding-darwin-arm64": "1.0.0-rc.17",
-        "@rolldown/binding-darwin-x64": "1.0.0-rc.17",
-        "@rolldown/binding-freebsd-x64": "1.0.0-rc.17",
-        "@rolldown/binding-linux-arm-gnueabihf": "1.0.0-rc.17",
-        "@rolldown/binding-linux-arm64-gnu": "1.0.0-rc.17",
-        "@rolldown/binding-linux-arm64-musl": "1.0.0-rc.17",
-        "@rolldown/binding-linux-ppc64-gnu": "1.0.0-rc.17",
-        "@rolldown/binding-linux-s390x-gnu": "1.0.0-rc.17",
-        "@rolldown/binding-linux-x64-gnu": "1.0.0-rc.17",
-        "@rolldown/binding-linux-x64-musl": "1.0.0-rc.17",
-        "@rolldown/binding-openharmony-arm64": "1.0.0-rc.17",
-        "@rolldown/binding-wasm32-wasi": "1.0.0-rc.17",
-        "@rolldown/binding-win32-arm64-msvc": "1.0.0-rc.17",
-        "@rolldown/binding-win32-x64-msvc": "1.0.0-rc.17"
+        "@rolldown/binding-android-arm64": "1.0.0-rc.18",
+        "@rolldown/binding-darwin-arm64": "1.0.0-rc.18",
+        "@rolldown/binding-darwin-x64": "1.0.0-rc.18",
+        "@rolldown/binding-freebsd-x64": "1.0.0-rc.18",
+        "@rolldown/binding-linux-arm-gnueabihf": "1.0.0-rc.18",
+        "@rolldown/binding-linux-arm64-gnu": "1.0.0-rc.18",
+        "@rolldown/binding-linux-arm64-musl": "1.0.0-rc.18",
+        "@rolldown/binding-linux-ppc64-gnu": "1.0.0-rc.18",
+        "@rolldown/binding-linux-s390x-gnu": "1.0.0-rc.18",
+        "@rolldown/binding-linux-x64-gnu": "1.0.0-rc.18",
+        "@rolldown/binding-linux-x64-musl": "1.0.0-rc.18",
+        "@rolldown/binding-openharmony-arm64": "1.0.0-rc.18",
+        "@rolldown/binding-wasm32-wasi": "1.0.0-rc.18",
+        "@rolldown/binding-win32-arm64-msvc": "1.0.0-rc.18",
+        "@rolldown/binding-win32-x64-msvc": "1.0.0-rc.18"
      }
    },
    "node_modules/router": {
@@ -3451,9 +3451,9 @@
      "license": "MIT"
    },
    "node_modules/tinyexec": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/tinyexec/-/tinyexec-1.1.1.tgz",
-      "integrity": "sha512-VKS/ZaQhhkKFMANmAOhhXVoIfBXblQxGX1myCQ2faQrfmobMftXeJPcZGp0gS07ocvGJWDLZGyOZDadDBqYIJg==",
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/tinyexec/-/tinyexec-1.1.2.tgz",
+      "integrity": "sha512-dAqSqE/RabpBKI8+h26GfLq6Vb3JVXs30XYQjdMjaj/c2tS8IYYMbIzP599KtRj7c57/wYApb3QjgRgXmrCukA==",
      "dev": true,
      "license": "MIT",
      "engines": {
@@ -3651,16 +3651,16 @@
      }
    },
    "node_modules/vite": {
-      "version": "8.0.10",
-      "resolved": "https://registry.npmjs.org/vite/-/vite-8.0.10.tgz",
-      "integrity": "sha512-rZuUu9j6J5uotLDs+cAA4O5H4K1SfPliUlQwqa6YEwSrWDZzP4rhm00oJR5snMewjxF5V/K3D4kctsUTsIU9Mw==",
+      "version": "8.0.11",
+      "resolved": "https://registry.npmjs.org/vite/-/vite-8.0.11.tgz",
+      "integrity": "sha512-Jz1mxtUBR5xTT65VOdJZUUeoyLtqljmFkiUXhPTLZka3RDc9vpi/xXkyrnsdRcm2lIi3l3GPMnAidTsEGIj3Ow==",
      "dev": true,
      "license": "MIT",
      "dependencies": {
        "lightningcss": "^1.32.0",
        "picomatch": "^4.0.4",
-        "postcss": "^8.5.10",
-        "rolldown": "1.0.0-rc.17",
+        "postcss": "^8.5.14",
+        "rolldown": "1.0.0-rc.18",
        "tinyglobby": "^0.2.16"
      },
      "bin": {
@@ -3677,7 +3677,7 @@
      },
      "peerDependencies": {
        "@types/node": "^20.19.0 || >=22.12.0",
-        "@vitejs/devtools": "^0.1.0",
+        "@vitejs/devtools": "^0.1.18",
        "esbuild": "^0.27.0 || ^0.28.0",
        "jiti": ">=1.21.0",
        "less": "^4.0.0",
@@ -3890,9 +3890,9 @@
      }
    },
    "node_modules/zod": {
-      "version": "4.3.6",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-4.3.6.tgz",
-      "integrity": "sha512-rftlrkhHZOcjDwkGlnUtZZkvaPHCsDATp4pGpuOOMDaTdDDXF91wuVDJoWoPsKX/3YPQ5fHuF3STjcYyKr+Qhg==",
+      "version": "4.4.3",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.4.3.tgz",
+      "integrity": "sha512-ytENFjIJFl2UwYglde2jchW2Hwm4GJFLDiSXWdTrJQBIN9Fcyp7n4DhxJEiWNAJMV1/BqWfW/kkg71UDcHJyTQ==",
      "license": "MIT",
      "funding": {
        "url": "https://github.com/sponsors/colinhacks"
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
  "publishConfig": {
    "access": "public"
  },
-  "version": "0.31.4",
+  "version": "0.33.0",
  "description": "An ACP-compatible coding agent powered by the Claude Agent SDK (TypeScript)",
  "main": "dist/lib.js",
  "types": "dist/lib.d.ts",
@@ -61,18 +61,18 @@
  "license": "Apache-2.0",
  "dependencies": {
    "@agentclientprotocol/sdk": "0.21.0",
-    "@anthropic-ai/claude-agent-sdk": "0.2.121",
+    "@anthropic-ai/claude-agent-sdk": "0.2.132",
    "zod": "^3.25.0 || ^4.0.0"
  },
  "devDependencies": {
    "@anthropic-ai/sdk": "0.89.0",
    "@eslint/js": "10.0.1",
    "@types/node": "25.6.0",
-    "@typescript-eslint/eslint-plugin": "8.59.1",
-    "@typescript-eslint/parser": "8.59.1",
-    "eslint": "10.2.1",
+    "@typescript-eslint/eslint-plugin": "8.59.2",
+    "@typescript-eslint/parser": "8.59.2",
+    "eslint": "10.3.0",
    "eslint-config-prettier": "10.1.8",
-    "globals": "17.5.0",
+    "globals": "17.6.0",
    "prettier": "3.8.3",
    "ts-node": "10.9.2",
    "typescript": "6.0.3",
--- a/src/acp-agent.ts
+++ b/src/acp-agent.ts
@@ -56,6 +56,7 @@ import {
  query,
  Settings,
  SDKAssistantMessageError,
+  SDKMessageOrigin,
  SDKPartialAssistantMessage,
  SDKUserMessage,
  SlashCommand,
@@ -73,7 +74,7 @@ import {
  planEntries,
  registerHookCallback,
  toolInfoFromToolUse,
-  toolUpdateFromEditToolResponse,
+  toolUpdateFromDiffToolResponse,
  toolUpdateFromToolResult,
 } from "./tools.js";
 import { nodeToWebReadable, nodeToWebWritable, Pushable, unreachable } from "./utils.js";
@@ -179,6 +180,7 @@ type BackgroundTerminal =
 export type SDKMessageFilter = {
  type: string;
  subtype?: string;
+  origin?: SDKMessageOrigin["kind"];
 };

 /**
@@ -873,6 +875,12 @@ export class ClaudeAcpAgent implements Agent {
              session.contextWindowSize = matchingModelUsage.contextWindow;
            }

+            // Task-notification followups are autonomous work triggered by a
+            // task-notification system message, not by the user's prompt.
+            // They should not influence the user-turn lifecycle (stop reason,
+            // slash-command output forwarding) but their cost is real.
+            const isTaskNotification = message.origin?.kind === "task-notification";
+
            // Send usage_update notification
            if (lastAssistantTotalUsage !== null) {
              await this.client.sessionUpdate({
@@ -885,12 +893,17 @@ export class ClaudeAcpAgent implements Agent {
                    amount: message.total_cost_usd,
                    currency: "USD",
                  },
+                  ...(message.origin && {
+                    _meta: { "_claude/origin": message.origin },
+                  }),
                },
              });
            }

            if (session.cancelled) {
-              stopReason = "cancelled";
+              if (!isTaskNotification) {
+                stopReason = "cancelled";
+              }
              break;
            }

@@ -900,7 +913,9 @@ export class ClaudeAcpAgent implements Agent {
                  throw RequestError.authRequired();
                }
                if (message.stop_reason === "max_tokens") {
-                  stopReason = "max_tokens";
+                  if (!isTaskNotification) {
+                    stopReason = "max_tokens";
+                  }
                  break;
                }
                if (message.is_error) {
@@ -911,7 +926,9 @@ export class ClaudeAcpAgent implements Agent {
                }
                // For local-only commands (no model invocation), the result
                // text is the command output — forward it to the client.
-                if (isLocalOnlyCommand) {
+                // Task-notification followups never originate from a user
+                // slash command, so skip the forwarding for them.
+                if (isLocalOnlyCommand && !isTaskNotification) {
                  for (const notification of toAcpNotifications(
                    message.result,
                    "assistant",
@@ -927,7 +944,9 @@ export class ClaudeAcpAgent implements Agent {
              }
              case "error_during_execution": {
                if (message.stop_reason === "max_tokens") {
-                  stopReason = "max_tokens";
+                  if (!isTaskNotification) {
+                    stopReason = "max_tokens";
+                  }
                  break;
                }
                if (message.is_error) {
@@ -936,7 +955,9 @@ export class ClaudeAcpAgent implements Agent {
                    message.errors.join(", ") || message.subtype,
                  );
                }
-                stopReason = "end_turn";
+                if (!isTaskNotification) {
+                  stopReason = "end_turn";
+                }
                break;
              }
              case "error_max_budget_usd":
@@ -948,7 +969,9 @@ export class ClaudeAcpAgent implements Agent {
                    message.errors.join(", ") || message.subtype,
                  );
                }
-                stopReason = "max_turn_requests";
+                if (!isTaskNotification) {
+                  stopReason = "max_turn_requests";
+                }
                break;
              default:
                unreachable(message, this.logger);
@@ -2034,12 +2057,15 @@ export class ClaudeAcpAgent implements Agent {

 function shouldEmitRawMessage(
  config: boolean | SDKMessageFilter[],
-  message: { type: string; subtype?: string },
+  message: { type: string; subtype?: string; origin?: SDKMessageOrigin },
 ): boolean {
  if (config === true) return true;
  if (config === false) return false;
  return config.some(
-    (f) => f.type === message.type && (f.subtype === undefined || f.subtype === message.subtype),
+    (f) =>
+      f.type === message.type &&
+      (f.subtype === undefined || f.subtype === message.subtype) &&
+      (f.origin === undefined || f.origin === message.origin?.kind),
  );
 }

@@ -2603,8 +2629,18 @@ export function toAcpNotifications(
              onPostToolUseHook: async (toolUseId, toolInput, toolResponse) => {
                const toolUse = toolUseCache[toolUseId];
                if (toolUse) {
+                  // Both `Edit` and `Write` produce a structuredPatch in their
+                  // PostToolUse tool_response. For Edit the diff replaces the
+                  // optimistic content built at tool_use time. For Write the
+                  // optimistic content (built from `input.content` alone with
+                  // `oldText: null`) shows "creation" semantics regardless of
+                  // whether the file existed; the structuredPatch from the
+                  // hook lets us emit the real diff for `type: "update"`. The
+                  // helper returns `{}` if the response shape isn't usable.
                  const editDiff =
-                    toolUse.name === "Edit" ? toolUpdateFromEditToolResponse(toolResponse) : {};
+                    toolUse.name === "Edit" || toolUse.name === "Write"
+                      ? toolUpdateFromDiffToolResponse(toolResponse)
+                      : {};
                  const update: SessionNotification["update"] = {
                    _meta: {
                      claudeCode: {
--- a/src/tests/acp-agent-settings.test.ts
+++ b/src/tests/acp-agent-settings.test.ts
@@ -39,7 +39,7 @@ describe("ClaudeAcpAgent settings", () => {
        initializationResult: async () => ({
          models: [
            {
-              value: "claude-sonnet-4-5",
+              value: "claude-sonnet-4-6",
              displayName: "Claude Sonnet 4.5",
              description: "Default",
            },
@@ -197,8 +197,8 @@ describe("ClaudeAcpAgent settings", () => {
    });

    // Bad model is ignored at the usage site; falls back to the first SDK model.
-    expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-5");
-    expect(response.models.currentModelId).toBe("claude-sonnet-4-5");
+    expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-6");
+    expect(response.models.currentModelId).toBe("claude-sonnet-4-6");
  });

  describe("auto mode availability per model", () => {
--- a/src/tests/acp-agent.test.ts
+++ b/src/tests/acp-agent.test.ts
@@ -22,7 +22,7 @@ import {
  toolInfoFromToolUse,
  toDisplayPath,
  toolUpdateFromToolResult,
-  toolUpdateFromEditToolResponse,
+  toolUpdateFromDiffToolResponse,
 } from "../tools.js";
 import {
  toAcpNotifications,
@@ -32,6 +32,7 @@ import {
  ClaudeAcpAgent,
  claudeCliPath,
  describeAlwaysAllow,
+  type SDKMessageFilter,
 } from "../acp-agent.js";
 import { Pushable } from "../utils.js";
 import { query, SDKAssistantMessage } from "@anthropic-ai/claude-agent-sdk";
@@ -998,17 +999,17 @@ describe("toDisplayPath", () => {
  });
 });

-describe("toolUpdateFromEditToolResponse", () => {
+describe("toolUpdateFromDiffToolResponse", () => {
  it("should return empty for non-object input", () => {
-    expect(toolUpdateFromEditToolResponse(null)).toEqual({});
-    expect(toolUpdateFromEditToolResponse(undefined)).toEqual({});
-    expect(toolUpdateFromEditToolResponse("string")).toEqual({});
+    expect(toolUpdateFromDiffToolResponse(null)).toEqual({});
+    expect(toolUpdateFromDiffToolResponse(undefined)).toEqual({});
+    expect(toolUpdateFromDiffToolResponse("string")).toEqual({});
  });

  it("should return empty when filePath or structuredPatch is missing", () => {
-    expect(toolUpdateFromEditToolResponse({})).toEqual({});
-    expect(toolUpdateFromEditToolResponse({ filePath: "/foo.ts" })).toEqual({});
-    expect(toolUpdateFromEditToolResponse({ structuredPatch: [] })).toEqual({});
+    expect(toolUpdateFromDiffToolResponse({})).toEqual({});
+    expect(toolUpdateFromDiffToolResponse({ filePath: "/foo.ts" })).toEqual({});
+    expect(toolUpdateFromDiffToolResponse({ structuredPatch: [] })).toEqual({});
  });

  it("should build diff content from a single-hunk structuredPatch", () => {
@@ -1025,7 +1026,7 @@ describe("toolUpdateFromEditToolResponse", () => {
      ],
    };

-    expect(toolUpdateFromEditToolResponse(toolResponse)).toEqual({
+    expect(toolUpdateFromDiffToolResponse(toolResponse)).toEqual({
      content: [
        {
          type: "diff",
@@ -1059,7 +1060,7 @@ describe("toolUpdateFromEditToolResponse", () => {
      ],
    };

-    expect(toolUpdateFromEditToolResponse(toolResponse)).toEqual({
+    expect(toolUpdateFromDiffToolResponse(toolResponse)).toEqual({
      content: [
        {
          type: "diff",
@@ -1095,7 +1096,7 @@ describe("toolUpdateFromEditToolResponse", () => {
      ],
    };

-    expect(toolUpdateFromEditToolResponse(toolResponse)).toEqual({
+    expect(toolUpdateFromDiffToolResponse(toolResponse)).toEqual({
      content: [
        {
          type: "diff",
@@ -1114,7 +1115,7 @@ describe("toolUpdateFromEditToolResponse", () => {
      structuredPatch: [],
    };

-    expect(toolUpdateFromEditToolResponse(toolResponse)).toEqual({});
+    expect(toolUpdateFromDiffToolResponse(toolResponse)).toEqual({});
  });
 });

@@ -3021,7 +3022,7 @@ describe("emitRawSDKMessages", () => {
  function injectSession(
    agent: ClaudeAcpAgent,
    messages: any[],
-    emitRawSDKMessages: boolean | { type: string; subtype?: string }[],
+    emitRawSDKMessages: boolean | SDKMessageFilter[],
  ) {
    const input = new Pushable<any>();
    async function* messageGenerator() {
@@ -3198,4 +3199,215 @@ describe("emitRawSDKMessages", () => {
    expect(sdkMessages[0].params.message.subtype).toBe("compact_boundary");
    expect(sdkMessages[1].params.message.type).toBe("result");
  });
+
+  it("filter by origin kind only emits matching results", async () => {
+    const { agent, extNotifications } = createMockAgentWithExtNotification();
+    injectSession(
+      agent,
+      [
+        { ...createResultMessage(), origin: { kind: "channel", server: "acp" } },
+        { ...createResultMessage(), origin: { kind: "task-notification" } },
+        { type: "system", subtype: "session_state_changed", state: "idle" },
+      ],
+      [{ type: "result", origin: "task-notification" }],
+    );
+
+    await agent.prompt({ sessionId: "test-session", prompt: [{ type: "text", text: "test" }] });
+
+    const sdkMessages = extNotifications.filter((n) => n.method === "_claude/sdkMessage");
+    expect(sdkMessages).toHaveLength(1);
+    expect(sdkMessages[0].params.message.origin.kind).toBe("task-notification");
+  });
+
+  it("filter without origin matches results regardless of origin", async () => {
+    const { agent, extNotifications } = createMockAgentWithExtNotification();
+    injectSession(
+      agent,
+      [
+        { ...createResultMessage(), origin: { kind: "channel", server: "acp" } },
+        { ...createResultMessage(), origin: { kind: "task-notification" } },
+        { type: "system", subtype: "session_state_changed", state: "idle" },
+      ],
+      [{ type: "result" }],
+    );
+
+    await agent.prompt({ sessionId: "test-session", prompt: [{ type: "text", text: "test" }] });
+
+    const sdkMessages = extNotifications.filter((n) => n.method === "_claude/sdkMessage");
+    expect(sdkMessages).toHaveLength(2);
+  });
+});
+
+describe("result origin handling", () => {
+  function createMockAgentWithCapture() {
+    const updates: any[] = [];
+    const mockClient = {
+      sessionUpdate: async (notification: any) => {
+        updates.push(notification);
+      },
+    } as unknown as AgentSideConnection;
+    const agent = new ClaudeAcpAgent(mockClient, { log: () => {}, error: () => {} });
+    return { agent, updates };
+  }
+
+  function injectSession(agent: ClaudeAcpAgent, messages: any[]) {
+    const input = new Pushable<any>();
+    async function* messageGenerator() {
+      const iter = input[Symbol.asyncIterator]();
+      const { value: userMessage, done } = await iter.next();
+      if (!done && userMessage) {
+        yield {
+          type: "user",
+          message: userMessage.message,
+          parent_tool_use_id: null,
+          uuid: userMessage.uuid,
+          session_id: "test-session",
+          isReplay: true,
+        };
+      }
+      yield* messages;
+    }
+    agent.sessions["test-session"] = {
+      query: messageGenerator() as any,
+      input,
+      cancelled: false,
+      cwd: "/test",
+      sessionFingerprint: JSON.stringify({ cwd: "/test", mcpServers: [] }),
+      modes: { currentModeId: "default", availableModes: [] },
+      models: { currentModelId: "default", availableModels: [] },
+      modelInfos: [],
+      settingsManager: { dispose: vi.fn() } as any,
+      accumulatedUsage: {
+        inputTokens: 0,
+        outputTokens: 0,
+        cachedReadTokens: 0,
+        cachedWriteTokens: 0,
+      },
+      configOptions: [],
+      promptRunning: false,
+      pendingMessages: new Map(),
+      nextPendingOrder: 0,
+      abortController: new AbortController(),
+      emitRawSDKMessages: false,
+      contextWindowSize: 200000,
+    };
+  }
+
+  function createAssistantMessage() {
+    return {
+      type: "assistant" as const,
+      parent_tool_use_id: null,
+      uuid: randomUUID(),
+      session_id: "test-session",
+      message: {
+        model: "claude-sonnet-4-6",
+        content: [{ type: "text", text: "hello" }],
+        usage: {
+          input_tokens: 10,
+          output_tokens: 5,
+          cache_read_input_tokens: 0,
+          cache_creation_input_tokens: 0,
+        },
+      },
+    };
+  }
+
+  function createResult(overrides: Record<string, unknown> = {}) {
+    return {
+      type: "result" as const,
+      subtype: "success" as const,
+      stop_reason: "end_turn",
+      is_error: false,
+      result: "",
+      errors: [],
+      duration_ms: 0,
+      duration_api_ms: 0,
+      num_turns: 1,
+      total_cost_usd: 0.01,
+      usage: {
+        input_tokens: 10,
+        output_tokens: 5,
+        cache_read_input_tokens: 0,
+        cache_creation_input_tokens: 0,
+      },
+      modelUsage: {},
+      permission_denials: [],
+      uuid: randomUUID(),
+      session_id: "test-session",
+      ...overrides,
+    };
+  }
+
+  it("forwards origin in usage_update _meta", async () => {
+    const { agent, updates } = createMockAgentWithCapture();
+    injectSession(agent, [
+      createAssistantMessage(),
+      createResult({ origin: { kind: "channel", server: "acp" } }),
+      { type: "system", subtype: "session_state_changed", state: "idle" },
+    ]);
+
+    await agent.prompt({ sessionId: "test-session", prompt: [{ type: "text", text: "test" }] });
+
+    const usageUpdate = updates.find((u: any) => u.update?.sessionUpdate === "usage_update");
+    expect(usageUpdate).toBeDefined();
+    expect(usageUpdate.update._meta).toEqual({
+      "_claude/origin": { kind: "channel", server: "acp" },
+    });
+  });
+
+  it("omits _meta when origin is absent", async () => {
+    const { agent, updates } = createMockAgentWithCapture();
+    injectSession(agent, [
+      createAssistantMessage(),
+      createResult(),
+      { type: "system", subtype: "session_state_changed", state: "idle" },
+    ]);
+
+    await agent.prompt({ sessionId: "test-session", prompt: [{ type: "text", text: "test" }] });
+
+    const usageUpdate = updates.find((u: any) => u.update?.sessionUpdate === "usage_update");
+    expect(usageUpdate).toBeDefined();
+    expect(usageUpdate.update._meta).toBeUndefined();
+  });
+
+  it("task-notification result with max_tokens does not override the user-turn stopReason", async () => {
+    const { agent } = createMockAgentWithCapture();
+    injectSession(agent, [
+      createAssistantMessage(),
+      // User-turn result completes normally
+      createResult({ origin: { kind: "channel", server: "acp" } }),
+      // Task-notification followup hits max_tokens — must not bleed into the user's stopReason
+      createResult({
+        stop_reason: "max_tokens",
+        origin: { kind: "task-notification" },
+      }),
+      { type: "system", subtype: "session_state_changed", state: "idle" },
+    ]);
+
+    const response = await agent.prompt({
+      sessionId: "test-session",
+      prompt: [{ type: "text", text: "test" }],
+    });
+
+    expect(response.stopReason).toBe("end_turn");
+  });
+
+  it("user-prompted result with max_tokens still sets stopReason", async () => {
+    const { agent } = createMockAgentWithCapture();
+    injectSession(agent, [
+      createAssistantMessage(),
+      createResult({
+        stop_reason: "max_tokens",
+        origin: { kind: "channel", server: "acp" },
+      }),
+      { type: "system", subtype: "session_state_changed", state: "idle" },
+    ]);
+
+    const response = await agent.prompt({
+      sessionId: "test-session",
+      prompt: [{ type: "text", text: "test" }],
+    });
+
+    expect(response.stopReason).toBe("max_tokens");
+  });
 });
--- a/src/tests/additional-roots.test.ts
+++ b/src/tests/additional-roots.test.ts
@@ -15,9 +15,17 @@ vi.mock("@anthropic-ai/claude-agent-sdk", async () => ({
    capturedOptions = options;
    return {
      initializationResult: async () => ({
-        models: [{ value: "claude-sonnet-4-5", displayName: "Claude Sonnet", description: "Fast" }],
+        models: [
+          {
+            value: "claude-sonnet-4-6",
+            displayName: "Claude Sonnet",
+            description: "Fast",
+            supportsAutoMode: true,
+          },
+        ],
      }),
      setModel: async () => {},
+      setPermissionMode: async () => {},
      supportedCommands: async () => [],
      [Symbol.asyncIterator]: async function* () {},
    };
--- a/src/tests/authorization.test.ts
+++ b/src/tests/authorization.test.ts
@@ -5,9 +5,12 @@ import { AgentSideConnection } from "@agentclientprotocol/sdk";
 const mockQuery = vi.hoisted(() =>
  vi.fn(() => ({
    initializationResult: vi.fn().mockResolvedValue({
-      models: [{ value: "id", displayName: "name", description: "description" }],
+      models: [
+        { value: "id", displayName: "name", description: "description", supportsAutoMode: true },
+      ],
    }),
    setModel: vi.fn(),
+    setPermissionMode: vi.fn(),
    supportedCommands: vi.fn().mockResolvedValue([]),
  })),
 );
--- a/src/tests/create-session-options.test.ts
+++ b/src/tests/create-session-options.test.ts
@@ -15,10 +15,16 @@ vi.mock("@anthropic-ai/claude-agent-sdk", async () => {
      return {
        initializationResult: async () => ({
          models: [
-            { value: "claude-sonnet-4-5", displayName: "Claude Sonnet", description: "Fast" },
+            {
+              value: "claude-sonnet-4-6",
+              displayName: "Claude Sonnet",
+              description: "Fast",
+              supportsAutoMode: true,
+            },
          ],
        }),
        setModel: async () => {},
+        setPermissionMode: async () => {},
        supportedCommands: async () => [],
        [Symbol.asyncIterator]: async function* () {},
      };
@@ -414,7 +420,7 @@ describe("createSession options merging", () => {
          claudeCode: {
            options: {
              settings: {
-                model: "claude-sonnet-4-5",
+                model: "claude-sonnet-4-6",
                modelOverrides: { "claude-opus-4-6": "meta-value" },
              },
            },
@@ -424,7 +430,7 @@ describe("createSession options merging", () => {

      // _meta settings take precedence; env var is ignored entirely
      expect(capturedOptions!.settings).toEqual({
-        model: "claude-sonnet-4-5",
+        model: "claude-sonnet-4-6",
        modelOverrides: { "claude-opus-4-6": "meta-value" },
      });
    });
--- a/src/tests/session-config-options.test.ts
+++ b/src/tests/session-config-options.test.ts
@@ -30,7 +30,7 @@ const MOCK_MODELS = {
  currentModelId: "claude-opus-4-5",
  availableModels: [
    { modelId: "claude-opus-4-5", name: "Claude Opus", description: "Most capable" },
-    { modelId: "claude-sonnet-4-5", name: "Claude Sonnet", description: "Balanced" },
+    { modelId: "claude-sonnet-4-6", name: "Claude Sonnet", description: "Balanced" },
  ],
 };

@@ -242,10 +242,10 @@ describe("session config options", () => {
      await agent.setSessionConfigOption({
        sessionId: SESSION_ID,
        configId: "model",
-        value: "claude-sonnet-4-5",
+        value: "claude-sonnet-4-6",
      });

-      expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-5");
+      expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-6");

      const configUpdate = sessionUpdates.find(
        (n) => n.update.sessionUpdate === "config_option_update",
@@ -273,7 +273,7 @@ describe("session config options", () => {
        value: "sonnet",
      });

-      expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-5");
+      expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-6");
    });

    it("resolves display name to model ID", async () => {
@@ -283,19 +283,19 @@ describe("session config options", () => {
        value: "Claude Sonnet",
      });

-      expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-5");
+      expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-6");
    });

    it("still works with exact model ID", async () => {
      const response = await agent.setSessionConfigOption({
        sessionId: SESSION_ID,
        configId: "model",
-        value: "claude-sonnet-4-5",
+        value: "claude-sonnet-4-6",
      });

-      expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-5");
+      expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-6");
      const modelOption = response.configOptions.find((o) => o.id === "model");
-      expect(modelOption?.currentValue).toBe("claude-sonnet-4-5");
+      expect(modelOption?.currentValue).toBe("claude-sonnet-4-6");
    });

    it("throws for completely invalid model value", async () => {
@@ -384,7 +384,7 @@ describe("session config options", () => {
    it("sends config_option_update when model is changed via setSessionModel", async () => {
      await agent.unstable_setSessionModel({
        sessionId: SESSION_ID,
-        modelId: "claude-sonnet-4-5",
+        modelId: "claude-sonnet-4-6",
      });

      const configUpdate = sessionUpdates.find(
@@ -394,7 +394,7 @@ describe("session config options", () => {
      expect(configUpdate?.update).toMatchObject({
        sessionUpdate: "config_option_update",
        configOptions: expect.arrayContaining([
-          expect.objectContaining({ id: "model", currentValue: "claude-sonnet-4-5" }),
+          expect.objectContaining({ id: "model", currentValue: "claude-sonnet-4-6" }),
        ]),
      });
    });
@@ -402,7 +402,7 @@ describe("session config options", () => {
    it("updates stored configOptions currentValue when model changes", async () => {
      await agent.unstable_setSessionModel({
        sessionId: SESSION_ID,
-        modelId: "claude-sonnet-4-5",
+        modelId: "claude-sonnet-4-6",
      });

      const session = (
@@ -411,7 +411,7 @@ describe("session config options", () => {
        }
      ).sessions[SESSION_ID];
      const modelOption = session.configOptions.find((o) => o.id === "model");
-      expect(modelOption?.currentValue).toBe("claude-sonnet-4-5");
+      expect(modelOption?.currentValue).toBe("claude-sonnet-4-6");
    });

    it("includes updated effort in config_option_update when model drops effort support", async () => {
@@ -425,7 +425,7 @@ describe("session config options", () => {
          supportedEffortLevels: ["low", "medium", "high"],
        },
        {
-          value: "claude-sonnet-4-5",
+          value: "claude-sonnet-4-6",
          displayName: "Claude Sonnet",
          description: "Balanced",
          supportsEffort: false,
@@ -434,7 +434,7 @@ describe("session config options", () => {

      await agent.unstable_setSessionModel({
        sessionId: SESSION_ID,
-        modelId: "claude-sonnet-4-5",
+        modelId: "claude-sonnet-4-6",
      });

      const configUpdate = sessionUpdates.find(
@@ -463,7 +463,7 @@ describe("session config options", () => {
          supportedEffortLevels: ["low", "medium", "high", "max"],
        },
        {
-          value: "claude-sonnet-4-5",
+          value: "claude-sonnet-4-6",
          displayName: "Claude Sonnet",
          description: "Balanced",
          supportsEffort: true,
@@ -473,7 +473,7 @@ describe("session config options", () => {

      await agent.unstable_setSessionModel({
        sessionId: SESSION_ID,
-        modelId: "claude-sonnet-4-5",
+        modelId: "claude-sonnet-4-6",
      });

      const configUpdate = sessionUpdates.find(
@@ -495,7 +495,7 @@ describe("session config options", () => {

      await agent.unstable_setSessionModel({
        sessionId: SESSION_ID,
-        modelId: "claude-sonnet-4-5",
+        modelId: "claude-sonnet-4-6",
      });

      const configUpdate = sessionUpdates.find(
@@ -532,7 +532,7 @@ describe("session config options", () => {
      await agent.setSessionConfigOption({
        sessionId: SESSION_ID,
        configId: "model",
-        value: "claude-sonnet-4-5",
+        value: "claude-sonnet-4-6",
      });

      const configUpdates = sessionUpdates.filter(
@@ -622,7 +622,7 @@ describe("session config options", () => {
          supportedEffortLevels: ["low", "medium", "high"],
        },
        {
-          value: "claude-sonnet-4-5",
+          value: "claude-sonnet-4-6",
          displayName: "Claude Sonnet",
          description: "Balanced",
          supportsEffort: false,
@@ -632,7 +632,7 @@ describe("session config options", () => {
      const response = await agent.setSessionConfigOption({
        sessionId: SESSION_ID,
        configId: "model",
-        value: "claude-sonnet-4-5",
+        value: "claude-sonnet-4-6",
      });

      const effortOption = response.configOptions.find((o) => o.id === "effort");
@@ -650,7 +650,7 @@ describe("session config options", () => {
          supportedEffortLevels: ["low", "medium", "high"],
        },
        {
-          value: "claude-sonnet-4-5",
+          value: "claude-sonnet-4-6",
          displayName: "Claude Sonnet",
          description: "Balanced",
          supportsEffort: false,
@@ -660,7 +660,7 @@ describe("session config options", () => {
      await agent.setSessionConfigOption({
        sessionId: SESSION_ID,
        configId: "model",
-        value: "claude-sonnet-4-5",
+        value: "claude-sonnet-4-6",
      });

      expect(applyFlagSettingsSpy).toHaveBeenCalledWith({ effortLevel: undefined });
@@ -669,7 +669,7 @@ describe("session config options", () => {
    it("adds effort option when switching to a model that supports effort", async () => {
      const session = (agent as unknown as { sessions: Record<string, any> }).sessions[SESSION_ID];
      // Start with sonnet (no effort) as current
-      session.models = { ...session.models, currentModelId: "claude-sonnet-4-5" };
+      session.models = { ...session.models, currentModelId: "claude-sonnet-4-6" };
      session.modelInfos = [
        {
          value: "claude-opus-4-5",
@@ -679,7 +679,7 @@ describe("session config options", () => {
          supportedEffortLevels: ["low", "medium", "high"],
        },
        {
-          value: "claude-sonnet-4-5",
+          value: "claude-sonnet-4-6",
          displayName: "Claude Sonnet",
          description: "Balanced",
          supportsEffort: false,
@@ -715,7 +715,7 @@ describe("session config options", () => {
          supportedEffortLevels: ["low", "medium", "high", "max"],
        },
        {
-          value: "claude-sonnet-4-5",
+          value: "claude-sonnet-4-6",
          displayName: "Claude Sonnet",
          description: "Balanced",
          supportsEffort: true,
@@ -726,7 +726,7 @@ describe("session config options", () => {
      const response = await agent.setSessionConfigOption({
        sessionId: SESSION_ID,
        configId: "model",
-        value: "claude-sonnet-4-5",
+        value: "claude-sonnet-4-6",
      });

      const effortOption = response.configOptions.find((o) => o.id === "effort");
@@ -749,7 +749,7 @@ describe("session config options", () => {
      const response = await agent.setSessionConfigOption({
        sessionId: SESSION_ID,
        configId: "model",
-        value: "claude-sonnet-4-5",
+        value: "claude-sonnet-4-6",
      });

      const effortOption = response.configOptions.find((o) => o.id === "effort");
@@ -778,10 +778,10 @@ describe("session config options", () => {
      await agent.setSessionConfigOption({
        sessionId: SESSION_ID,
        configId: "model",
-        value: "claude-sonnet-4-5",
+        value: "claude-sonnet-4-6",
      });

-      expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-5");
+      expect(setModelSpy).toHaveBeenCalledWith("claude-sonnet-4-6");
    });

    it("setSessionMode also syncs configOptions", async () => {
@@ -798,7 +798,7 @@ describe("session config options", () => {
    it("setSessionModel also syncs configOptions", async () => {
      await agent.unstable_setSessionModel({
        sessionId: SESSION_ID,
-        modelId: "claude-sonnet-4-5",
+        modelId: "claude-sonnet-4-6",
      });

      const session = (
@@ -807,7 +807,7 @@ describe("session config options", () => {
        }
      ).sessions[SESSION_ID];
      expect(session.configOptions.find((o) => o.id === "model")?.currentValue).toBe(
-        "claude-sonnet-4-5",
+        "claude-sonnet-4-6",
      );
    });
  });
@@ -832,7 +832,7 @@ describe("session config options", () => {
          supportsAutoMode: true,
        },
        {
-          value: "claude-sonnet-4-5",
+          value: "claude-sonnet-4-6",
          displayName: "Claude Sonnet",
          description: "Balanced",
          supportsEffort: true,
@@ -852,7 +852,7 @@ describe("session config options", () => {
        currentModelId: "claude-opus-4-5",
        availableModels: [
          { modelId: "claude-opus-4-5", name: "Claude Opus", description: "Most capable" },
-          { modelId: "claude-sonnet-4-5", name: "Claude Sonnet", description: "Balanced" },
+          { modelId: "claude-sonnet-4-6", name: "Claude Sonnet", description: "Balanced" },
          { modelId: "claude-haiku-4-5", name: "Claude Haiku", description: "Fast" },
        ],
      };
--- a/src/tests/tools.test.ts
+++ b/src/tests/tools.test.ts
@@ -1056,6 +1056,162 @@ describe("Bash terminal output", () => {
    });
  });

+  describe("post-tool-use hook sends diff content for Write tool", () => {
+    // Regression: previously the dispatch only invoked
+    // toolUpdateFromDiffToolResponse for `Edit`, so a Write that
+    // overwrote an existing file (FileWriteOutput.type === "update")
+    // showed a "creation" diff (oldText: null, full new content) at
+    // tool_use time and was never corrected after the tool ran.
+    it("should emit a real diff for Write of an existing file (type: update)", async () => {
+      const toolUseCache: ToolUseCache = {};
+      const hookUpdates: any[] = [];
+      const mockClientWithUpdate = {
+        sessionUpdate: async (notification: any) => {
+          hookUpdates.push(notification);
+        },
+      } as unknown as AgentSideConnection;
+
+      toAcpNotifications(
+        [
+          {
+            type: "tool_use" as const,
+            id: "toolu_write_update",
+            name: "Write",
+            input: {
+              file_path: "/Users/test/project/file.ts",
+              content: "line1\nNEW line2\nline3",
+            },
+          },
+        ],
+        "assistant",
+        "test-session",
+        toolUseCache,
+        mockClientWithUpdate,
+        mockLogger,
+      );
+
+      const hook = createPostToolUseHook(mockLogger);
+      await hook(
+        {
+          hook_event_name: "PostToolUse",
+          tool_name: "Write",
+          tool_input: {
+            file_path: "/Users/test/project/file.ts",
+            content: "line1\nNEW line2\nline3",
+          },
+          tool_response: {
+            type: "update",
+            filePath: "/Users/test/project/file.ts",
+            content: "line1\nNEW line2\nline3",
+            originalFile: "line1\nold line2\nline3",
+            structuredPatch: [
+              {
+                oldStart: 1,
+                oldLines: 3,
+                newStart: 1,
+                newLines: 3,
+                lines: [" line1", "-old line2", "+NEW line2", " line3"],
+              },
+            ],
+            userModified: false,
+          },
+          tool_use_id: "toolu_write_update",
+          session_id: "test-session",
+          transcript_path: "/tmp/test",
+          cwd: "/tmp",
+        },
+        "toolu_write_update",
+        { signal: AbortSignal.abort() },
+      );
+
+      expect(hookUpdates).toHaveLength(1);
+      const hookUpdate = hookUpdates[0].update;
+      expect(hookUpdate._meta.claudeCode.toolName).toBe("Write");
+      expect(hookUpdate.content).toEqual([
+        {
+          type: "diff",
+          path: "/Users/test/project/file.ts",
+          oldText: "line1\nold line2\nline3",
+          newText: "line1\nNEW line2\nline3",
+        },
+      ]);
+      expect(hookUpdate.locations).toEqual([{ path: "/Users/test/project/file.ts", line: 1 }]);
+    });
+
+    it("should still emit a sensible diff for Write of a brand-new file (type: create)", async () => {
+      const toolUseCache: ToolUseCache = {};
+      const hookUpdates: any[] = [];
+      const mockClientWithUpdate = {
+        sessionUpdate: async (notification: any) => {
+          hookUpdates.push(notification);
+        },
+      } as unknown as AgentSideConnection;
+
+      toAcpNotifications(
+        [
+          {
+            type: "tool_use" as const,
+            id: "toolu_write_create",
+            name: "Write",
+            input: {
+              file_path: "/Users/test/project/new.ts",
+              content: "first\nsecond",
+            },
+          },
+        ],
+        "assistant",
+        "test-session",
+        toolUseCache,
+        mockClientWithUpdate,
+        mockLogger,
+      );
+
+      const hook = createPostToolUseHook(mockLogger);
+      await hook(
+        {
+          hook_event_name: "PostToolUse",
+          tool_name: "Write",
+          tool_input: {
+            file_path: "/Users/test/project/new.ts",
+            content: "first\nsecond",
+          },
+          tool_response: {
+            type: "create",
+            filePath: "/Users/test/project/new.ts",
+            content: "first\nsecond",
+            originalFile: null,
+            structuredPatch: [
+              {
+                oldStart: 0,
+                oldLines: 0,
+                newStart: 1,
+                newLines: 2,
+                lines: ["+first", "+second"],
+              },
+            ],
+          },
+          tool_use_id: "toolu_write_create",
+          session_id: "test-session",
+          transcript_path: "/tmp/test",
+          cwd: "/tmp",
+        },
+        "toolu_write_create",
+        { signal: AbortSignal.abort() },
+      );
+
+      expect(hookUpdates).toHaveLength(1);
+      const hookUpdate = hookUpdates[0].update;
+      expect(hookUpdate.content).toEqual([
+        {
+          type: "diff",
+          path: "/Users/test/project/new.ts",
+          oldText: null,
+          newText: "first\nsecond",
+        },
+      ]);
+    });
+  });
+
  describe("post-tool-use hook preserves terminal _meta", () => {
    it("should send terminal_output and terminal_exit as separate notifications, and hook should only have claudeCode", async () => {
      const clientCapabilities: ClientCapabilities = {
--- a/src/tools.ts
+++ b/src/tools.ts
@@ -679,7 +679,7 @@ export function markdownEscape(text: string): string {
  return escape + "\n" + text + (text.endsWith("\n") ? "" : "\n") + escape;
 }

-interface EditToolResponseHunk {
+interface DiffToolResponseHunk {
  oldStart: number;
  oldLines: number;
  newStart: number;
@@ -687,23 +687,24 @@ interface EditToolResponseHunk {
  lines: string[];
 }

-interface EditToolResponse {
+interface DiffToolResponse {
  filePath?: string;
-  structuredPatch?: EditToolResponseHunk[];
+  structuredPatch?: DiffToolResponseHunk[];
 }

 /**
- * Builds diff ToolUpdate content from the structured Edit toolResponse provided
- * by the PostToolUse hook. Unlike parsing the plain unified diff string, this uses
- * the pre-parsed structuredPatch which supports multiple replacement sites (replaceAll)
- * and always includes context lines for better readability.
+ * Builds diff ToolUpdate content from the structured toolResponse provided by
+ * the PostToolUse hook for diff-producing tools (Edit, Write). Unlike parsing
+ * the plain unified diff string, this uses the pre-parsed structuredPatch
+ * which supports multiple replacement sites (replaceAll) and always includes
+ * context lines for better readability.
 */
-export function toolUpdateFromEditToolResponse(toolResponse: unknown): {
+export function toolUpdateFromDiffToolResponse(toolResponse: unknown): {
  content?: ToolCallContent[];
  locations?: ToolCallLocation[];
 } {
  if (!toolResponse || typeof toolResponse !== "object") return {};
-  const response = toolResponse as EditToolResponse;
+  const response = toolResponse as DiffToolResponse;
  if (!response.filePath || !Array.isArray(response.structuredPatch)) return {};

  const content: ToolCallContent[] = [];