chore: upgrade Effect to rc.115

feat(tui): copy session ID from tab menu (#50181 )
Co-authored-by: kitlangton <7587245+kitlangton@users.noreply.github.com>
2026-09-20 23:57:40 +00:00 · 2026-09-20 14:29:25 -07:00 · 2026-09-20 19:15:37 +00:00 · 2026-09-20 11:36:19 -05:00 · 2026-09-20 11:22:49 -05:00 · 2026-09-20 16:17:29 +00:00
114 changed files with 1471 additions and 668 deletions
@@ -32,7 +32,7 @@
    },
    "packages/ai": {
      "name": "@opencode/ai",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@aws-sdk/credential-providers": "3.1057.0",
        "@opencode/schema": "workspace:*",
@@ -54,7 +54,7 @@
    },
    "packages/app": {
      "name": "@opencode/app",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@corvu/drawer": "catalog:",
        "@dnd-kit/abstract": "0.5.0",
@@ -111,7 +111,7 @@
    },
    "packages/cli": {
      "name": "@opencode/cli",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "bin": {
        "opencode2": "./bin/opencode2.cjs",
      },
@@ -175,7 +175,7 @@
    },
    "packages/client": {
      "name": "@opencode/client",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@opencode/protocol": "workspace:*",
        "@opencode/schema": "workspace:*",
@@ -191,7 +191,7 @@
        "zod": "catalog:",
      },
      "peerDependencies": {
-        "effect": "4.0.0-rc.112",
+        "effect": "4.0.0-rc.115",
        "solid-js": ">=1.9.0",
      },
      "optionalPeers": [
@@ -201,7 +201,7 @@
    },
    "packages/codemode": {
      "name": "@opencode/codemode",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "acorn": "8.15.0",
        "effect": "catalog:",
@@ -214,7 +214,7 @@
    },
    "packages/console/app": {
      "name": "@opencode/console-app",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@cloudflare/vite-plugin": "1.15.2",
        "@ibm/plex": "6.4.1",
@@ -250,7 +250,7 @@
    },
    "packages/console/core": {
      "name": "@opencode/console-core",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@aws-sdk/client-sts": "3.782.0",
        "@jsx-email/render": "1.1.1",
@@ -277,7 +277,7 @@
    },
    "packages/console/function": {
      "name": "@opencode/console-function",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@openauthjs/openauth": "0.0.0-20250322224806",
        "@opencode/console-core": "workspace:*",
@@ -294,7 +294,7 @@
    },
    "packages/console/mail": {
      "name": "@opencode/console-mail",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@jsx-email/all": "2.2.3",
        "@jsx-email/cli": "1.4.3",
@@ -318,7 +318,7 @@
    },
    "packages/console/support": {
      "name": "@opencode/console-support",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@cloudflare/vite-plugin": "1.15.2",
        "@opencode/console-core": "workspace:*",
@@ -338,7 +338,7 @@
    },
    "packages/core": {
      "name": "@opencode/core",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@ai-sdk/cohere": "3.0.27",
        "@ai-sdk/gateway": "3.0.104",
@@ -402,11 +402,12 @@
        "@types/node": "catalog:",
        "@types/which": "3.0.4",
        "drizzle-kit": "catalog:",
+        "fast-check": "catalog:",
      },
    },
    "packages/desktop": {
      "name": "@opencode/desktop",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@zip.js/zip.js": "2.7.62",
        "electron-context-menu": "4.1.2",
@@ -455,7 +456,7 @@
    },
    "packages/enterprise": {
      "name": "@opencode/enterprise",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@hono/standard-validator": "catalog:",
        "@opencode-ai/sdk": "1.18.21",
@@ -492,7 +493,7 @@
    },
    "packages/function": {
      "name": "@opencode/function",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@octokit/auth-app": "8.0.1",
        "@octokit/rest": "catalog:",
@@ -508,9 +509,9 @@
    },
    "packages/http-recorder": {
      "name": "@opencode/http-recorder",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
-        "@effect/platform-node-shared": "4.0.0-rc.112",
+        "@effect/platform-node-shared": "4.0.0-rc.115",
      },
      "devDependencies": {
        "@effect/platform-node": "catalog:",
@@ -527,7 +528,7 @@
    },
    "packages/httpapi-codegen": {
      "name": "@opencode/httpapi-codegen",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "effect": "catalog:",
        "prettier": "3.6.2",
@@ -540,7 +541,7 @@
    },
    "packages/latex": {
      "name": "@opencode/latex",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@opencode/plugin": "workspace:*",
        "@opentui/core": "catalog:",
@@ -554,7 +555,7 @@
    },
    "packages/merman": {
      "name": "@opencode/merman",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@opencode/plugin": "workspace:*",
        "@opentui/core": "catalog:",
@@ -569,7 +570,7 @@
    },
    "packages/plugin": {
      "name": "@opencode/plugin",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@ai-sdk/provider": "3.0.8",
        "@opencode/ai": "workspace:*",
@@ -608,7 +609,7 @@
    },
    "packages/plugin-browser": {
      "name": "@opencode/plugin-browser",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@opencode/plugin": "workspace:*",
        "@opencode/schema": "workspace:*",
@@ -638,7 +639,7 @@
    },
    "packages/protocol": {
      "name": "@opencode/protocol",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@opencode/schema": "workspace:*",
        "effect": "catalog:",
@@ -653,7 +654,7 @@
    },
    "packages/schema": {
      "name": "@opencode/schema",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@standard-schema/spec": "catalog:",
        "effect": "catalog:",
@@ -677,7 +678,7 @@
    },
    "packages/sdk": {
      "name": "@opencode/sdk",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@opencode/client": "workspace:*",
        "@opencode/core": "workspace:*",
@@ -698,7 +699,7 @@
    },
    "packages/server": {
      "name": "@opencode/server",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@effect/platform-node": "catalog:",
        "@effect/platform-node-shared": "catalog:",
@@ -720,7 +721,7 @@
    },
    "packages/session-ui": {
      "name": "@opencode/session-ui",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@kobalte/core": "catalog:",
        "@opencode/client": "workspace:*",
@@ -755,7 +756,7 @@
    },
    "packages/simulation": {
      "name": "@opencode/simulation",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@opencode/ai": "workspace:*",
        "@opencode/core": "workspace:*",
@@ -775,7 +776,7 @@
    },
    "packages/stats/app": {
      "name": "@opencode/stats-app",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@ibm/plex": "6.4.1",
        "@kobalte/core": "catalog:",
@@ -809,7 +810,7 @@
    },
    "packages/stats/core": {
      "name": "@opencode/stats-core",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@aws-sdk/client-athena": "3.933.0",
        "@planetscale/database": "1.19.0",
@@ -828,7 +829,7 @@
    },
    "packages/stats/server": {
      "name": "@opencode/stats-server",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@aws-sdk/client-firehose": "3.933.0",
        "@effect/platform-node": "catalog:",
@@ -874,7 +875,7 @@
    },
    "packages/theme": {
      "name": "@opencode/theme",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@opentui/core": "catalog:",
        "effect": "catalog:",
@@ -888,7 +889,7 @@
    },
    "packages/tui": {
      "name": "@opencode/tui",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@opencode/client": "workspace:*",
        "@opencode/core": "workspace:*",
@@ -923,7 +924,7 @@
    },
    "packages/ui": {
      "name": "@opencode/ui",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@kobalte/core": "catalog:",
        "@pierre/diffs": "catalog:",
@@ -958,7 +959,7 @@
    },
    "packages/util": {
      "name": "@opencode/util",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@effect/opentelemetry": "catalog:",
        "@effect/platform-node": "catalog:",
@@ -991,7 +992,7 @@
    },
    "packages/web": {
      "name": "@opencode/web",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "@astrojs/cloudflare": "12.6.3",
        "@astrojs/markdown-remark": "6.3.1",
@@ -1032,7 +1033,7 @@
    },
    "services/update": {
      "name": "@opencode/update",
-      "version": "2.0.10",
+      "version": "2.0.11",
      "dependencies": {
        "jose": "6.0.11",
        "semver": "catalog:",
@@ -1097,10 +1098,10 @@
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-    "@effect/platform-node-shared": "4.0.0-rc.112",
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    "@hono/standard-validator": "0.2.0",
    "@hono/zod-validator": "0.4.2",
    "@kobalte/core": "0.13.13",
@@ -1140,7 +1141,8 @@
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    "drizzle-kit": "1.0.0-rc.5-ab785fc",
    "drizzle-orm": "1.0.0-rc.5-169397b",
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+    "effect": "4.0.0-rc.115",
+    "fast-check": "4.9.0",
    "fuzzysort": "3.1.0",
    "get-east-asian-width": "1.6.0",
    "hono": "4.10.7",
@@ -1672,13 +1674,13 @@

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    "editorconfig": ["editorconfig@1.0.7", "", { "dependencies": { "@one-ini/wasm": "0.1.1", "commander": "^10.0.0", "minimatch": "^9.0.1", "semver": "^7.5.3" }, "bin": { "editorconfig": "bin/editorconfig" } }, "sha512-e0GOtq/aTQhVdNyDU9e02+wz9oDDM+SIOQxWME2QRjzRX5yyLAuHDE+0aE8vHb9XRC8XD37eO2u57+F09JqFhw=="],

-    "effect": ["effect@4.0.0-rc.112", "", { "dependencies": { "fast-check": "^4.9.0", "msgpackr": "^2.0.5" } }, "sha512-wXxwuh1Ywnv4cPRM3Wfa0vDwuOHnZ1TsTgHJkG9XgzND6inhBH9n1vBxhg3iIXOia/OrpmvVmd3lrD4vq6bF3A=="],
+    "effect": ["effect@4.0.0-rc.115", "", {}, "sha512-ogYulZ5ffeOzrJqQrG0XOkDO5lKn2s9KNHhoxJy/6wKUkF0i12dlVXWA9TgsgQ+zV/JzizyG0+XMPepZEQX6vw=="],

    "ejs": ["ejs@3.1.10", "", { "dependencies": { "jake": "^10.8.5" }, "bin": { "ejs": "bin/cli.js" } }, "sha512-UeJmFfOrAQS8OJWPZ4qtgHyWExa088/MtK5UEyoJGFH67cDEXkZSviOiKRCZ4Xij0zxI3JECgYs3oKx+AizQBA=="],

@@ -4712,7 +4702,7 @@

    "micromatch": ["micromatch@4.0.8", "", { "dependencies": { "braces": "^3.0.3", "picomatch": "^2.3.1" } }, "sha512-PXwfBhYu0hBCPw8Dn0E+WDYb7af3dSLVWKi3HGv84IdF4TyFoC0ysxFd0Goxw7nSv4T/PzEJQxsYsEiFCKo2BA=="],

-    "mime": ["mime@4.1.0", "", { "bin": { "mime": "bin/cli.js" } }, "sha512-X5ju04+cAzsojXKes0B/S4tcYtFAJ6tTMuSPBEn9CPGlrWr8Fiw7qYeLT0XyH80HSoAoqWCaz+MWKh22P7G1cw=="],
+    "mime": ["mime@3.0.0", "", { "bin": { "mime": "cli.js" } }, "sha512-jSCU7/VB1loIWBZe14aEYHU/+1UMEHoaO7qxCOVJOw9GgH72VAWppxNcjU+x9a2k3GSIBXNKxXQFqRvvZ7vr3A=="],

    "mime-db": ["mime-db@1.54.0", "", {}, "sha512-aU5EJuIN2WDemCcAp2vFBfp/m4EAhWJnUNSSw0ixs7/kXbd6Pg64EmwJkNdFhB8aWt1sH2CTXrLxo/iAGV3oPQ=="],

@@ -4760,10 +4750,6 @@

    "ms": ["ms@2.1.3", "", {}, "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="],

-    "msgpackr": ["msgpackr@2.0.5", "", { "optionalDependencies": { "msgpackr-extract": "^3.0.4" } }, "sha512-cef05H/dSYpLpqp3sj/qyZh5vhUYCalnaLO7j1yOmpsR0y/XwLVtK7r5gn+U/F7CTEfMowcGhlUQJDLcLf7jcA=="],
-
-    "msgpackr-extract": ["msgpackr-extract@3.0.4", "", { "dependencies": { "node-gyp-build-optional-packages": "5.2.2" }, "optionalDependencies": { "@msgpackr-extract/msgpackr-extract-darwin-arm64": "3.0.4", "@msgpackr-extract/msgpackr-extract-darwin-x64": "3.0.4", "@msgpackr-extract/msgpackr-extract-linux-arm": "3.0.4", "@msgpackr-extract/msgpackr-extract-linux-arm64": "3.0.4", "@msgpackr-extract/msgpackr-extract-linux-x64": "3.0.4", "@msgpackr-extract/msgpackr-extract-win32-x64": "3.0.4" }, "bin": { "download-msgpackr-prebuilds": "bin/download-prebuilds.js" } }, "sha512-4kmO/MdyUIkLIvTPr8VHLil4AtoKIoniWPIEk5+CDy0xnWC84azhSFmuJ7PxZdsYtiP5kEeQsORAVIeMgxT+Hw=="],
-
    "muggle-string": ["muggle-string@0.4.1", "", {}, "sha512-VNTrAak/KhO2i8dqqnqnAHOa3cYBwXEZe9h+D5h/1ZqFSTEFHdM65lR7RoIqq3tBBYavsOXV84NoHXZ0AkPyqQ=="],

    "mustache": ["mustache@4.2.0", "", { "bin": { "mustache": "bin/mustache" } }, "sha512-71ippSywq5Yb7/tVYyGbkBggbU8H3u5Rz56fH60jGFgr8uHwxs+aSKeqmluIVzM0m0kB7xQjKS6qPfd0b2ZoqQ=="],
@@ -4806,8 +4792,6 @@

    "node-gyp-build": ["node-gyp-build@4.8.4", "", { "bin": { "node-gyp-build": "bin.js", "node-gyp-build-optional": "optional.js", "node-gyp-build-test": "build-test.js" } }, "sha512-LA4ZjwlnUblHVgq0oBF3Jl/6h/Nvs5fzBLwdEF4nuxnFdsfajde4WfxtJr3CaiH+F6ewcIB/q4jQ4UzPyid+CQ=="],

-    "node-gyp-build-optional-packages": ["node-gyp-build-optional-packages@5.2.2", "", { "dependencies": { "detect-libc": "^2.0.1" }, "bin": { "node-gyp-build-optional-packages": "bin.js", "node-gyp-build-optional-packages-optional": "optional.js", "node-gyp-build-optional-packages-test": "build-test.js" } }, "sha512-s+w+rBWnpTMwSFbaE0UXsRlg7hU4FjekKU4eyAih5T8nJuNZT1nNsskXpxmeqSK9UzkBl6UgRlnKc8hz8IEqOw=="],
-
    "node-html-parser": ["node-html-parser@7.1.0", "", { "dependencies": { "css-select": "^5.1.0", "he": "1.2.0" } }, "sha512-iJo8b2uYGT40Y8BTyy5ufL6IVbN8rbm/1QK2xffXU/1a/v3AAa0d1YAoqBNYqaS4R/HajkWIpIfdE6KcyFh1AQ=="],

    "node-int64": ["node-int64@0.4.0", "", {}, "sha512-O5lz91xSOeoXP6DulyHfllpq+Eg00MWitZIbtPfoSEvqIHdl5gfcY6hYzDWnj0qD5tz52PI08u9qUvSVeUBeHw=="],
@@ -5604,7 +5588,7 @@

    "uncrypto": ["uncrypto@0.1.3", "", {}, "sha512-Ql87qFHB3s/De2ClA9e0gsnS6zXG27SkTiSJwjCc9MebbfapQfuPzumMIUMi38ezPZVNFcHI9sUIepeQfw8J8Q=="],

-    "undici": ["undici@8.10.0", "", {}, "sha512-HvltHd7avK13QIw/oLe4qoOLyoVSoafqJ2jYOrtMRBkbYT31eiBQ8O0ehRKZiEZCMEyLFQNIADpgCWC5fALvYQ=="],
+    "undici": ["undici@8.10.2", "", {}, "sha512-/y4/bH9YNU5hi9NIrpOuvGXFcxrj3CMrV+/AYpowAYTpHn8gX/XPFjNy766FPoYY0miQhdW977JFWKGNhBdwyQ=="],

    "undici-types": ["undici-types@7.16.0", "", {}, "sha512-Zz+aZWSj8LE6zoxD+xrjh4VfkIG8Ya6LvYkZqtUQGJPZjYl53ypCaUwWqo7eI0x66KBGeRo+mlBEkMSeSZ38Nw=="],

@@ -6058,8 +6042,6 @@

    "@bufbuild/protoplugin/typescript": ["typescript@5.4.5", "", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-vcI4UpRgg81oIRUFwR0WSIHKt11nJ7SAVlYNIu+QpqeyXP+gpQJy/Z4+F0aGxSE4MqwjyXvW/TzgkLAx2AGHwQ=="],

-    "@cloudflare/kv-asset-handler/mime": ["mime@3.0.0", "", { "bin": { "mime": "cli.js" } }, "sha512-jSCU7/VB1loIWBZe14aEYHU/+1UMEHoaO7qxCOVJOw9GgH72VAWppxNcjU+x9a2k3GSIBXNKxXQFqRvvZ7vr3A=="],
-
    "@cloudflare/vite-plugin/vite": ["vite@7.3.6", "", { "dependencies": { "esbuild": "^0.27.0 || ^0.28.0", "fdir": "^6.5.0", "picomatch": "^4.0.3", "postcss": "^8.5.6", "rollup": "^4.43.0", "tinyglobby": "^0.2.15" }, "optionalDependencies": { "fsevents": "~2.3.3" }, "peerDependencies": { "@types/node": "^20.19.0 || >=22.12.0", "jiti": ">=1.21.0", "less": "^4.0.0", "lightningcss": "^1.21.0", "sass": "^1.70.0", "sass-embedded": "^1.70.0", "stylus": ">=0.54.8", "sugarss": "^5.0.0", "terser": "^5.16.0", "tsx": "^4.8.1", "yaml": "^2.4.2" }, "optionalPeers": ["@types/node", "jiti", "less", "lightningcss", "sass", "sass-embedded", "stylus", "sugarss", "terser", "tsx", "yaml"], "bin": { "vite": "bin/vite.js" } }, "sha512-4XP60spRGjSZFf1qYH+dJIkK2znL3zQfl9KkOV9MkkRR/3Dls0dxaBsQPTloEc5BLXWPL9vsOxopxyKoMmDueg=="],

    "@cloudflare/vite-plugin/ws": ["ws@8.18.0", "", { "peerDependencies": { "bufferutil": "^4.0.1", "utf-8-validate": ">=5.0.2" }, "optionalPeers": ["bufferutil", "utf-8-validate"] }, "sha512-8VbfWfHLbbwu3+N6OKsOMpBdT4kXPDDB9cJk2bJ6mh9ucxdlnNvH1e+roYkKmN9Nxw2yjz7VzeO9oOz2zJ04Pw=="],
@@ -6660,6 +6642,8 @@

    "tw-to-css/tailwindcss": ["tailwindcss@3.3.2", "", { "dependencies": { "@alloc/quick-lru": "^5.2.0", "arg": "^5.0.2", "chokidar": "^3.5.3", "didyoumean": "^1.2.2", "dlv": "^1.1.3", "fast-glob": "^3.2.12", "glob-parent": "^6.0.2", "is-glob": "^4.0.3", "jiti": "^1.18.2", "lilconfig": "^2.1.0", "micromatch": "^4.0.5", "normalize-path": "^3.0.0", "object-hash": "^3.0.0", "picocolors": "^1.0.0", "postcss": "^8.4.23", "postcss-import": "^15.1.0", "postcss-js": "^4.0.1", "postcss-load-config": "^4.0.1", "postcss-nested": "^6.0.1", "postcss-selector-parser": "^6.0.11", "postcss-value-parser": "^4.2.0", "resolve": "^1.22.2", "sucrase": "^3.32.0" }, "bin": { "tailwind": "lib/cli.js", "tailwindcss": "lib/cli.js" } }, "sha512-9jPkMiIBXvPc2KywkraqsUfbfj+dHDb+JPWtSJa9MLFdrPyazI7q6WX2sUrm7R9eVR7qqv3Pas7EvQFzxKnI6w=="],

+    "unifont/undici": ["undici@8.10.0", "", {}, "sha512-HvltHd7avK13QIw/oLe4qoOLyoVSoafqJ2jYOrtMRBkbYT31eiBQ8O0ehRKZiEZCMEyLFQNIADpgCWC5fALvYQ=="],
+
    "unplugin/acorn": ["acorn@8.18.0", "", { "bin": { "acorn": "bin/acorn" } }, "sha512-lGq+9yr1/GuAWaVYIHRjvvySG5/4VfKIvC8EWxStPdcDh/Ka7FG3twP6v4d5BkravUilhIAsG4Qj83t02LWUPQ=="],

    "unused-filename/escape-string-regexp": ["escape-string-regexp@5.0.0", "", {}, "sha512-/veY75JbMK4j1yjvuUxuVsiS/hr/4iHs9FTT6cgTexxdE0Ly/glccBAkloH/DofkjRbZU3bnoj38mOmhkZ0lHw=="],
@@ -2,7 +2,7 @@
  "$schema": "https://json.schemastore.org/package.json",
  "name": "opencode",
  "description": "AI-powered development tool",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "private": true,
  "type": "module",
  "packageManager": "bun@1.4.2",
@@ -42,10 +42,10 @@
      "packages/stats/*"
    ],
    "catalog": {
-      "@effect/opentelemetry": "4.0.0-rc.112",
-      "@effect/platform-node": "4.0.0-rc.112",
-      "@effect/platform-node-shared": "4.0.0-rc.112",
-      "@effect/sql-sqlite-bun": "4.0.0-rc.112",
+      "@effect/opentelemetry": "4.0.0-rc.115",
+      "@effect/platform-node": "4.0.0-rc.115",
+      "@effect/platform-node-shared": "4.0.0-rc.115",
+      "@effect/sql-sqlite-bun": "4.0.0-rc.115",
      "@npmcli/arborist": "9.4.0",
      "@types/bun": "1.4.0",
      "@types/cross-spawn": "6.0.6",
@@ -79,7 +79,8 @@
      "dompurify": "3.4.14",
      "drizzle-kit": "1.0.0-rc.5-ab785fc",
      "drizzle-orm": "1.0.0-rc.5-169397b",
-      "effect": "4.0.0-rc.112",
+      "effect": "4.0.0-rc.115",
+      "fast-check": "4.9.0",
      "ai": "6.0.168",
      "cross-spawn": "7.0.6",
      "hono": "4.10.7",
@@ -14,7 +14,7 @@ import { OpenAI } from "@opencode/ai/providers"
 * hover imports and local values to see how the public API is typed.
 */

-const apiKey = Config.redacted("OPENAI_API_KEY")
+const apiKey = Config.Redacted("OPENAI_API_KEY")

 // 1. Pick a model. The provider helper records provider identity, protocol
 // choice, capabilities, deployment options, authentication, and defaults.
@@ -1,6 +1,6 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "name": "@opencode/ai",
  "type": "module",
  "license": "MIT",
@@ -278,7 +278,7 @@ const readEnvFile = Effect.fn("RecordingEnv.readFile")(function* () {
 })

 const readConfigString = (provider: ConfigProvider.ConfigProvider, name: string) =>
-  Config.string(name)
+  Config.String(name)
    .parse(provider)
    .pipe(
      Effect.match({
@@ -89,7 +89,7 @@ export const optional = (secret: Secret | undefined, source = "optional value")
    ? credential(Effect.fail(new MissingCredentialError(source)))
    : credentialFromSecret(secret, source)

-export const config = (name: string) => credentialFromSecret(Config.redacted(name), name)
+export const config = (name: string) => credentialFromSecret(Config.Redacted(name), name)

 export const effect = (load: Effect.Effect<Redacted.Redacted, CredentialError>) => credential(load)

@@ -30,7 +30,7 @@ type LanguageModel = {
 declare const auth: Auth.Definition
 declare const optionalAuthModel: LanguageModelFactory<BaseOptions, "optional", LanguageModel>
 declare const requiredAuthModel: LanguageModelFactory<BaseOptions, "required", LanguageModel>
-const configApiKey = Config.redacted("OPENAI_API_KEY")
+const configApiKey = Config.Redacted("OPENAI_API_KEY")

 OpenAIChat.route.model({ id: "gpt-4.1-mini" })

@@ -19,6 +19,13 @@ export function mountBrowserPane() {
      session: "Alpha",
      mounted: true,
      visible: true,
+      url: undefined as string | undefined,
+      loading: false,
+      generation: 0,
+      delayNavigation: false,
+      pendingURL: undefined as string | undefined,
+      loadErrors: {} as Record<string, string | undefined>,
+      error: undefined as string | undefined,
      layouts: {} as Record<string, BrowserPaneLayout | undefined>,
    })
    const tabs = ["Alpha", "Beta"].map((name) => ({
@@ -47,13 +54,33 @@ export function mountBrowserPane() {
      opened: () => !!registrations.get(store.session),
      state: () => ({ tabs: tabs.filter((tab) => tab.title === store.session), focusedTabID: null }),
      tabs: () => tabs.filter((tab) => tab.title === store.session),
-      active: () => tabs.find((tab) => tab.title === store.session) ?? tabs[0],
+      active: () => {
+        const tab = tabs.find((tab) => tab.title === store.session) ?? tabs[0]
+        return {
+          ...tab,
+          url: store.url ?? tab.url,
+          loading: store.loading,
+          generation: store.generation,
+          loadError: store.loadErrors[store.session],
+        }
+      },
      registration: () => registrations.get(store.session),
-      error: () => undefined,
+      error: () => store.error ?? (store.loadErrors[store.session] ? "Request failed" : undefined),
      suspended: () => false,
      close: () => undefined,
      open: () => undefined,
-      command: () => undefined,
+      command: (command) => {
+        setStore("error", undefined)
+        if (command.type === "navigate" || command.type === "reload") setStore("loadErrors", store.session, undefined)
+        if (command.type === "navigate") {
+          if (store.delayNavigation) {
+            setStore("pendingURL", command.url)
+            return
+          }
+          setStore({ url: command.url, loading: false, generation: store.generation + 1 })
+        }
+        if (command.type === "stop") setStore("loading", false)
+      },
    }
    return (
      <>
@@ -64,6 +91,32 @@ export function mountBrowserPane() {
            {(name) => <button onClick={() => setStore({ session: name, mounted: name !== "Empty" })}>{name}</button>}
          </For>
          <button onClick={() => setStore("mounted", false)}>Unmount pane</button>
+          <button onClick={() => setStore({ url: "about:blank", loading: false })}>Blank page</button>
+          <button onClick={() => setStore({ url: "about:blank", loading: true })}>Loading page</button>
+          <button
+            onClick={() =>
+              setStore({ loading: true, generation: store.generation + 1, loadErrors: { [store.session]: undefined } })
+            }
+          >
+            Load current page
+          </button>
+          <button onClick={() => setStore("loadErrors", store.session, "ERR_CONNECTION_REFUSED")}>Failed page</button>
+          <button onClick={() => setStore("delayNavigation", true)}>Delay navigation</button>
+          <button onClick={() => setStore({ error: "ERR_BLOCKED_BY_CLIENT", pendingURL: undefined })}>
+            Block navigation
+          </button>
+          <button
+            onClick={() =>
+              setStore({
+                url: store.pendingURL,
+                pendingURL: undefined,
+                loading: false,
+                generation: store.generation + 1,
+              })
+            }
+          >
+            Complete navigation
+          </button>
          <button onClick={() => setStore("visible", (visible) => !visible)}>Toggle Review tab</button>
        </nav>
        <div style={{ width: "640px", height: "360px", border: "1px solid #555" }}>
@@ -57,3 +57,153 @@ story("hides the native view immediately while the pane stays mounted", async ({
  await toggle.click()
  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "true")
 })
+
+story("shows the empty state over a blank native page and restores navigation", async ({ page }) => {
+  const root = page.getByTestId("browser-pane-fixture")
+  await root.getByRole("button", { name: "Blank page", exact: true }).click()
+  await expect(root.getByText("Enter URL", { exact: true })).toBeVisible()
+  await expect(root.getByText('Or prompt "Open in the app browser"', { exact: true })).toBeVisible()
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "false")
+  await expect(root.getByRole("button", { name: "Reload", exact: true })).toBeDisabled()
+
+  const address = root.getByRole("textbox", { name: "Browser address", exact: true })
+  await address.fill("https://example.com/")
+  await expect(root.getByText("Enter URL", { exact: true })).toBeVisible()
+  await address.press("Enter")
+  await expect(address).not.toBeFocused()
+  await expect(root.getByText("Enter URL", { exact: true })).toBeHidden()
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "true")
+  await expect(root.getByRole("button", { name: "Reload", exact: true })).toBeEnabled()
+})
+
+story("keeps Stop available and hides the empty state while a blank page loads", async ({ page }) => {
+  const root = page.getByTestId("browser-pane-fixture")
+  await root.getByRole("button", { name: "Loading page", exact: true }).click()
+  await expect(root.getByText("Enter URL", { exact: true })).toBeHidden()
+  await root.getByRole("button", { name: "Stop", exact: true }).click()
+  await expect(root.getByText("Enter URL", { exact: true })).toBeVisible()
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "false")
+})
+
+story("keeps the submitted URL visible until the browser reports navigation", async ({ page }) => {
+  const root = page.getByTestId("browser-pane-fixture")
+  await root.getByRole("button", { name: "Blank page", exact: true }).click()
+  await root.getByRole("button", { name: "Delay navigation", exact: true }).click()
+  const address = root.getByRole("textbox", { name: "Browser address", exact: true })
+  await address.fill("https://example.com/")
+  await address.press("Enter")
+  await expect(address).not.toBeFocused()
+  await expect(address).toHaveValue("https://example.com/")
+  await expect(root.getByText("Enter URL", { exact: true })).toBeHidden()
+
+  await root.getByRole("button", { name: "Complete navigation", exact: true }).click()
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "true")
+  await expect(address).toHaveValue("https://example.com/")
+
+  await address.fill("https://unsubmitted.example/")
+  await root.getByRole("button", { name: "Delay navigation", exact: true }).click()
+  await expect(address).toHaveValue("https://example.com/")
+})
+
+story("restores the current URL when a submitted navigation is blocked", async ({ page }) => {
+  const root = page.getByTestId("browser-pane-fixture")
+  await root.getByRole("button", { name: "Delay navigation", exact: true }).click()
+  const address = root.getByRole("textbox", { name: "Browser address", exact: true })
+  await address.fill("https://blocked.example/")
+  await address.press("Enter")
+  await expect(address).toHaveValue("https://blocked.example/")
+  await root.getByRole("button", { name: "Block navigation", exact: true }).click()
+  await expect(root.getByText("ERR_BLOCKED_BY_CLIENT", { exact: true })).toBeVisible()
+  await expect(address).toHaveValue("https://alpha.example/")
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "true")
+})
+
+story("shows a themed failure state for only the failed tab and allows retry", async ({ page }) => {
+  const root = page.getByTestId("browser-pane-fixture")
+  await root.getByRole("button", { name: "Failed page", exact: true }).click()
+  await expect(root.getByText("URL can't be reached", { exact: true })).toBeVisible()
+  await expect(root.getByText("Check the URL and your connection, then try again.", { exact: true })).toBeVisible()
+  await expect(root.getByText("Request failed", { exact: true })).toBeHidden()
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "false")
+  await expect(root.getByRole("textbox", { name: "Browser address", exact: true })).toHaveValue(
+    "https://alpha.example/",
+  )
+
+  await root.getByRole("button", { name: "Beta", exact: true }).click()
+  await expect(root.getByText("URL can't be reached", { exact: true })).toBeHidden()
+  await expect(root.getByTestId("native-Beta")).toHaveAttribute("data-visible", "true")
+  await root.getByRole("button", { name: "Alpha", exact: true }).click()
+  await expect(root.getByText("URL can't be reached", { exact: true })).toBeVisible()
+
+  await root.getByRole("button", { name: "Reload", exact: true }).click()
+  await expect(root.getByText("URL can't be reached", { exact: true })).toBeHidden()
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "true")
+})
+
+story("returns a failed tab to the empty state when an empty URL is submitted", async ({ page }) => {
+  const root = page.getByTestId("browser-pane-fixture")
+  await root.getByRole("button", { name: "Failed page", exact: true }).click()
+  await expect(root.getByText("URL can't be reached", { exact: true })).toBeVisible()
+  await root.getByRole("button", { name: "Delay navigation", exact: true }).click()
+
+  const address = root.getByRole("textbox", { name: "Browser address", exact: true })
+  await address.fill("")
+  await address.press("Enter")
+  await expect(address).not.toBeFocused()
+  await expect(address).toHaveValue("")
+  await root.getByRole("button", { name: "Load current page", exact: true }).click()
+  await expect(root.getByRole("button", { name: "Stop", exact: true })).toBeEnabled()
+  await root.getByRole("button", { name: "Complete navigation", exact: true }).click()
+  await expect(root.getByText("URL can't be reached", { exact: true })).toBeHidden()
+  await expect(root.getByText("Enter URL", { exact: true })).toBeVisible()
+  await expect(root.getByRole("button", { name: "Reload", exact: true })).toBeDisabled()
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "false")
+})
+
+story("selects the full URL when the address field gains focus", async ({ page }) => {
+  const root = page.getByTestId("browser-pane-fixture")
+  const address = root.getByRole("textbox", { name: "Browser address", exact: true })
+  await address.click()
+  await expect(address).toHaveJSProperty("selectionStart", 0)
+  await expect(address).toHaveJSProperty("selectionEnd", "https://alpha.example/".length)
+  await address.pressSequentially("https://example.com/")
+  await expect(address).toHaveValue("https://example.com/")
+  await address.press("Enter")
+  await expect(address).not.toBeFocused()
+  await address.focus()
+  await expect(address).toHaveJSProperty("selectionStart", 0)
+  await expect(address).toHaveJSProperty("selectionEnd", "https://example.com/".length)
+  await address.press("ArrowRight")
+  await address.click()
+  await expect(address).toHaveJSProperty("selectionStart", 0)
+  await expect(address).toHaveJSProperty("selectionEnd", "https://example.com/".length)
+})
+
+story("keeps the current page visible while a submitted URL loads", async ({ page }) => {
+  const root = page.getByTestId("browser-pane-fixture")
+  await root.getByRole("button", { name: "Delay navigation", exact: true }).click()
+  const address = root.getByRole("textbox", { name: "Browser address", exact: true })
+  await address.fill("https://example.com/")
+  await address.press("Enter")
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "true")
+  await expect(address).toHaveValue("https://example.com/")
+
+  await root.getByRole("button", { name: "Load current page", exact: true }).click()
+  await expect(root.getByRole("button", { name: "Stop", exact: true })).toBeEnabled()
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "true")
+  await root.getByRole("button", { name: "Complete navigation", exact: true }).click()
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "true")
+  await expect(address).toHaveValue("https://example.com/")
+})
+
+story("keeps the current page and restores its URL when an empty address is submitted", async ({ page }) => {
+  const root = page.getByTestId("browser-pane-fixture")
+  const address = root.getByRole("textbox", { name: "Browser address", exact: true })
+  await address.fill("")
+  await address.press("Enter")
+  await expect(address).not.toBeFocused()
+  await expect(address).toHaveValue("https://alpha.example/")
+  await expect(root.getByTestId("native-Alpha")).toHaveAttribute("data-visible", "true")
+  await expect(root.getByText("Enter URL", { exact: true })).toBeHidden()
+  await expect(root.getByRole("button", { name: "Reload", exact: true })).toBeEnabled()
+})
@@ -1,6 +1,6 @@
 {
  "name": "@opencode/app",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "description": "",
  "type": "module",
  "exports": {
@@ -65,14 +65,14 @@
  }

  /* Keep the 1000px conversation intact, with 320px for the summary and its gutters.
-     Move only as far as needed; wider panels already have enough space in the margin. */
-  @container session-chat (min-width: 1320px) {
+     When they overlap, center the conversation in the space that remains beside the summary. */
+  @container session-chat (min-width: 1320px) and (width < 1640px) {
    [data-slot="session-chat-panel"][data-summary-open="true"]
      :is([data-timeline-virtual-content], [data-component="session-composer-dock"] > div) {
-      --session-summary-translate: min(0px, calc(50cqi - 820px));
+      --session-summary-translate: -160px;

      &:dir(rtl) {
-        --session-summary-translate: max(0px, calc(820px - 50cqi));
+        --session-summary-translate: 160px;
      }
    }
  }
@@ -906,6 +906,10 @@ export const dict = {
  "session.browser.replaced": "Browser control moved to another desktop window.",
  "session.browser.suspended": "Browser suspended. Interact with this session to reconnect.",
  "session.browser.address.placeholder": "Enter URL",
+  "session.browser.empty.title": "Enter URL",
+  "session.browser.empty.description": 'Or prompt "Open in the app browser"',
+  "session.browser.failed.title": "URL can't be reached",
+  "session.browser.failed.description": "Check the URL and your connection, then try again.",

  "titlebar.update": "Update",
  "titlebar.tabs": "Tabs",
@@ -24,12 +24,14 @@ export function withInitial<S extends Schema.ConstraintCodec<object, unknown>>(
 ) {
  const schema = isMigrated(definition) ? definition.current : definition
  const read = isMigrated(definition)
-    ? SchemaParser.decodeUnknownResult(definition.read, { onExcessProperty: "preserve" })
+    ? SchemaParser.decodeUnknownResult(
+        Schema.make<Schema.ConstraintDecoder<unknown>>(preserveExcess(definition.read.ast)),
+      )
    : Result.succeed<unknown>
  const encode = Schema.encodeUnknownSync(schema)
  return Schema.Unknown.pipe(
    Schema.decode<Schema.Unknown>({
-      decode: SchemaGetter.transformOrFail((value) =>
+      decode: SchemaGetter.transformEffect((value) =>
        Effect.fromResult(Result.map(read(value), (stored) => merge(initial, recover(schema.ast, stored, initial)))),
      ),
      encode: SchemaGetter.transform((value) => encode(value)),
@@ -38,6 +40,45 @@ export function withInitial<S extends Schema.ConstraintCodec<object, unknown>>(
  )
 }

+// Migration decoders must carry fields they do not know yet into the current schema. Effect 4.0
+// no longer exposes the parser-level `preserve` option, so make closed structs open recursively.
+function preserveExcess(ast: SchemaAST.AST): SchemaAST.AST {
+  const encoding = ast.encoding && preserveEncoding(ast.encoding)
+  const recurred = "recur" in ast && typeof ast.recur === "function" ? ast.recur(preserveExcess) : ast
+  const next = withEncoding(recurred, encoding)
+  if (next._tag !== "Objects") return next
+  const indexSignatures =
+    next.propertySignatures.length === 0 || next.indexSignatures.length > 0
+      ? next.indexSignatures
+      : [
+          new SchemaAST.IndexSignature(Schema.String.ast, Schema.Unknown.ast),
+          new SchemaAST.IndexSignature(Schema.Symbol.ast, Schema.Unknown.ast),
+        ]
+  return new SchemaAST.Objects(
+    next.propertySignatures,
+    indexSignatures,
+    next.annotations,
+    next.checks,
+    encoding,
+    next.context,
+    next.encodingChecks,
+  )
+}
+
+function preserveEncoding(encoding: SchemaAST.Encoding): SchemaAST.Encoding {
+  return [
+    new SchemaAST.Link(preserveExcess(encoding[0].to), encoding[0].transformation),
+    ...encoding.slice(1).map((link) => new SchemaAST.Link(preserveExcess(link.to), link.transformation)),
+  ]
+}
+
+function withEncoding(ast: SchemaAST.AST, encoding: SchemaAST.Encoding | undefined): SchemaAST.AST {
+  if (ast.encoding === encoding) return ast
+  const descriptors = Object.getOwnPropertyDescriptors(ast)
+  descriptors.encoding.value = encoding
+  return Object.create(Object.getPrototypeOf(ast), descriptors)
+}
+
 // Object-level codecs own their recovery. Plain structs can recover fields independently.
 function recover(ast: SchemaAST.AST, value: unknown, initial: unknown): unknown {
  if (value === undefined) return initial
@@ -20,13 +20,18 @@ export function SessionBrowserPane(props: { browser: ReturnType<typeof createSes
  const command = useCommand()
  const state = props.browser.active
  const address = () => (state()?.url === "about:blank" ? "" : (state()?.url ?? ""))
+  const failed = () => !!state()?.loadError
  const registration = props.browser.registration
  const button = { variant: "ghost", size: "large" } as const
  const [store, setStore] = createStore({
    address: "",
    editing: false,
+    submitted: false,
+    // A submitted navigation the browser has not reported yet; keeps the empty state hidden meanwhile.
+    navigating: false,
    visible: typeof document === "undefined" || document.visibilityState === "visible",
  })
+  const empty = () => !address() && !state()?.loading && !store.navigating
  let surface: HTMLDivElement | undefined
  let addressDisplay: HTMLDivElement | undefined
  let frame: number | undefined
@@ -43,7 +48,7 @@ export function SessionBrowserPane(props: { browser: ReturnType<typeof createSes
      title: language.t("command.browser.reload"),
      category: language.t("command.category.view"),
      keybind: "f5",
-      disabled: !props.visible || !state(),
+      disabled: !props.visible || !address(),
      onSelect: () => {
        const tab = state()
        if (tab) props.browser.command({ type: "reload", tabID: tab.id })
@@ -71,7 +76,9 @@ export function SessionBrowserPane(props: { browser: ReturnType<typeof createSes
    const top = Math.round(rect.top * zoom)
    const right = Math.round(rect.right * zoom)
    const bottom = Math.round(rect.bottom * zoom)
-    const visible = props.visible && store.visible && !dialog.active && !covered(rect)
+    // The desktop page hides blank and loading documents itself; only hide here
+    // while the pane shows its own empty or failed state over the surface.
+    const visible = props.visible && store.visible && !empty() && !failed() && !dialog.active && !covered(rect)
    // The cutout exposes the app backdrop outside the rounded Review card,
    // not the browser surface inside it.
    const color = getComputedStyle(
@@ -107,7 +114,25 @@ export function SessionBrowserPane(props: { browser: ReturnType<typeof createSes
    if (frame === undefined) frame = requestAnimationFrame(tick)
  }

-  createEffect(() => !store.editing && setStore("address", address()))
+  createEffect(on([() => state()?.id, address], () => !store.editing && setStore("address", address())))
+  // Any reported movement, including a rejected or blocked request, ends the submitted navigation.
+  createEffect(
+    on(
+      [() => state()?.id, () => state()?.generation, () => state()?.loading, () => props.browser.error()],
+      () => setStore("navigating", false),
+      { defer: true },
+    ),
+  )
+  // A blocked or rejected submission leaves the page where it was; show that page's URL again.
+  createEffect(
+    on(
+      () => props.browser.error(),
+      (error) => {
+        if (error && !store.editing) setStore("address", address())
+      },
+      { defer: true },
+    ),
+  )
  createEffect(
    on(registration, (current) => {
      // Session routes can change before this pane unmounts. Hide the registration
@@ -123,6 +148,8 @@ export function SessionBrowserPane(props: { browser: ReturnType<typeof createSes
        () => store.visible,
        () => props.visible,
        () => state()?.id,
+        empty,
+        failed,
        registration,
      ],
      () => {
@@ -157,7 +184,7 @@ export function SessionBrowserPane(props: { browser: ReturnType<typeof createSes

  return (
    <aside id="browser-panel" class="relative size-full min-w-0 overflow-hidden bg-v2-background-bg-base flex flex-col">
-      <div class="h-10 shrink-0 flex items-center gap-1 px-2 border-b border-v2-border-border-muted">
+      <div class="h-10 shrink-0 flex items-center gap-1 px-3 border-b border-v2-border-border-muted">
        <For each={["back", "forward"] as const}>
          {(direction) => (
            <Tooltip placement="top" value={language.t(direction === "back" ? "common.goBack" : "common.goForward")}>
@@ -193,7 +220,7 @@ export function SessionBrowserPane(props: { browser: ReturnType<typeof createSes
        >
          <IconButton
            {...button}
-            disabled={!state()}
+            disabled={!state()?.loading && !address()}
            aria-label={language.t(state()?.loading ? "prompt.action.stop" : "error.page.action.reload")}
            onClick={() => {
              const tab = state()
@@ -212,8 +239,13 @@ export function SessionBrowserPane(props: { browser: ReturnType<typeof createSes
          onSubmit={(event) => {
            event.preventDefault()
            const tab = state()
-            if (tab && store.address.trim())
-              props.browser.command({ type: "navigate", tabID: tab.id, url: store.address })
+            const url = store.address.trim()
+            if (!tab) return
+            if (url || failed()) {
+              setStore({ submitted: true, address: url, navigating: true })
+              props.browser.command({ type: "navigate", tabID: tab.id, url: url || "about:blank" })
+            }
+            event.currentTarget.querySelector("input")?.blur()
          }}
        >
          <input
@@ -224,8 +256,14 @@ export function SessionBrowserPane(props: { browser: ReturnType<typeof createSes
            disabled={!state()}
            placeholder={language.t("session.browser.address.placeholder")}
            aria-label={language.t("session.browser.address")}
-            onFocus={() => setStore("editing", true)}
-            onBlur={() => setStore({ editing: false, address: address() })}
+            onFocus={(event) => {
+              setStore("editing", true)
+              event.currentTarget.select()
+            }}
+            onClick={(event) => event.currentTarget.select()}
+            onBlur={() =>
+              setStore({ editing: false, address: store.submitted ? store.address : address(), submitted: false })
+            }
            onInput={(event) => setStore("address", event.currentTarget.value)}
            onScroll={(event) => {
              if (addressDisplay) addressDisplay.scrollLeft = event.currentTarget.scrollLeft
@@ -243,12 +281,27 @@ export function SessionBrowserPane(props: { browser: ReturnType<typeof createSes
          </div>
        </form>
      </div>
-      <Show when={props.browser.error()}>
+      <Show when={props.browser.error() && !failed()}>
        <div class="shrink-0 px-3 py-1.5 text-12-regular text-text-danger-base border-b border-v2-border-border-muted">
          {props.browser.error()}
        </div>
      </Show>
      <div ref={surface} class="min-h-0 flex-1 bg-v2-background-bg-base flex items-center justify-center">
+        <Show when={(empty() || failed()) && !props.browser.suspended()}>
+          {/* Add the 40px toolbar to the file empty state's 160px bottom padding to align their centers. */}
+          <div
+            dir="auto"
+            class="flex size-full flex-col items-center justify-center gap-2 p-6 pb-[200px] text-center text-text-weak"
+          >
+            <Icon name="globe" size="large" class="mb-2 shrink-0" />
+            <div class="text-[13px] font-medium leading-[var(--line-height-compact)] text-text-strong">
+              {language.t(failed() ? "session.browser.failed.title" : "session.browser.empty.title")}
+            </div>
+            <div class="text-13-regular leading-[var(--line-height-base)]">
+              {language.t(failed() ? "session.browser.failed.description" : "session.browser.empty.description")}
+            </div>
+          </div>
+        </Show>
        <Show when={props.browser.suspended()}>
          <p class="px-6 text-center text-13-regular text-v2-text-text-subtle" role="status">
            {language.t("session.browser.suspended")}
@@ -1,6 +1,8 @@
 import { children, createMemo, Show } from "solid-js"
 import type { JSX } from "solid-js"
 import { useSortable } from "@dnd-kit/solid/sortable"
+import { Icon } from "@opencode/ui/icon"
+import { IconButton } from "@opencode/ui/icon-button"
 import { Keybind } from "@opencode/ui/keybind"
 import { Tooltip } from "@opencode/ui/tooltip"
 import { Tabs } from "@opencode/ui/tabs"
@@ -69,9 +71,19 @@ export function SortableTab(props: {
              placement="bottom"
              gutter={10}
            >
-              <Tabs.CloseButton
-                class="h-5 w-5"
-                onClick={() => props.onTabClose(props.tab)}
+              <IconButton
+                size="small"
+                variant="ghost-muted"
+                onPointerDown={(event) => {
+                  event.preventDefault()
+                  event.stopPropagation()
+                }}
+                onClick={(event) => {
+                  event.preventDefault()
+                  event.stopPropagation()
+                  props.onTabClose(props.tab)
+                }}
+                icon={<Icon name="xmark-small" />}
                aria-label={language.t("common.closeTab")}
              />
            </Tooltip>
@@ -9,7 +9,8 @@
  justify-content: center;
 }

-[data-titlebar-tab] {
+[data-titlebar-tab],
+[data-titlebar-tab-action] {
  --tab-base: var(--v2-background-bg-deep);
  --tab-overlay: transparent;
  background: linear-gradient(var(--tab-overlay), var(--tab-overlay)), var(--tab-base);
@@ -68,6 +69,14 @@
  --tab-overlay: var(--v2-overlay-simple-overlay-pressed);
 }

+[data-titlebar-tab-action]:is(:hover, :focus-visible) {
+  --tab-overlay: var(--v2-overlay-simple-overlay-hover);
+}
+
+[data-titlebar-tab-action]:is(:active, [data-state="pressed"]) {
+  --tab-overlay: var(--v2-overlay-simple-overlay-pressed);
+}
+
 [data-titlebar-tab]:is(:hover, [data-state="pressed"]) [data-slot="tab-close"] {
  background: linear-gradient(var(--tab-overlay), var(--tab-overlay)), var(--tab-base);
 }
@@ -351,9 +351,10 @@ export function Titlebar(props: {
              >
                <button
                  type="button"
+                  data-titlebar-tab-action
                  data-action="vertical-tabs-home"
                  data-state={layout.route().type === "home" ? "pressed" : undefined}
-                  class="group mb-1 flex h-7 w-full shrink-0 items-center gap-1.5 rounded-[6px] ps-1.5 pe-2 text-[13px] leading-4 text-v2-text-text-faint hover:bg-v2-background-bg-layer-02 hover:text-v2-text-text-base data-[state=pressed]:bg-v2-background-bg-layer-02 data-[state=pressed]:text-v2-text-text-base"
+                  class="group mb-1 flex h-7 w-full shrink-0 items-center gap-1.5 rounded-[6px] ps-1.5 pe-2 text-[13px] leading-4 text-v2-text-text-faint hover:text-v2-text-text-base data-[state=pressed]:text-v2-text-text-base"
                  onClick={toggleHome}
                  aria-label={language.t("home.title")}
                  aria-pressed={layout.route().type === "home"}
@@ -650,8 +651,9 @@ export function Titlebar(props: {
                            {homeButton(true)}
                            <button
                              type="button"
+                              data-titlebar-tab-action
                              data-action="vertical-tabs-new-session"
-                              class="group flex h-7 w-full shrink-0 items-center gap-1.5 rounded-[6px] ps-1.5 pe-2 text-[13px] leading-4 text-v2-text-text-faint hover:bg-v2-background-bg-layer-02 hover:text-v2-text-text-base"
+                              class="group flex h-7 w-full shrink-0 items-center gap-1.5 rounded-[6px] ps-1.5 pe-2 text-[13px] leading-4 text-v2-text-text-faint hover:text-v2-text-text-base"
                              onClick={openNewTab}
                              aria-label={language.t("command.session.new")}
                            >
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/cli",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "type": "module",
  "license": "MIT",
  "bin": {
@@ -3,8 +3,8 @@ import { Schema } from "effect"
 import { Spec } from "../framework/spec"
 import { Updater } from "../services/updater"

-export const PrintLogs = GlobalFlag.setting("print-logs")({
-  flag: Flag.boolean("print-logs").pipe(
+export const PrintLogs = GlobalFlag.Setting("print-logs")({
+  flag: Flag.Boolean("print-logs").pipe(
    Flag.withDescription("Print logs to stderr (server logs require --standalone)"),
    Flag.withDefault(false),
  ),
@@ -13,23 +13,23 @@ export const PrintLogs = GlobalFlag.setting("print-logs")({
 declare const OPENCODE_CLI_NAME: string | undefined

 const ServerParams = {
-  standalone: Flag.boolean("standalone").pipe(
+  standalone: Flag.Boolean("standalone").pipe(
    Flag.withDescription("Run with a private server instead of the background service"),
    Flag.withDefault(false),
  ),
-  server: Flag.string("server").pipe(
+  server: Flag.String("server").pipe(
    Flag.withDescription("Connect to a server URL instead of the background service"),
    Flag.optional,
  ),
 }

 const PermissionParams = {
-  auto: Flag.boolean("auto").pipe(
+  auto: Flag.Boolean("auto").pipe(
    Flag.withDescription("Auto-approve permissions that are not explicitly denied"),
    Flag.withDefault(false),
  ),
-  yolo: Flag.boolean("yolo").pipe(Flag.withDefault(false), Flag.withHidden),
-  dangerouslySkipPermissions: Flag.boolean("dangerously-skip-permissions").pipe(
+  yolo: Flag.Boolean("yolo").pipe(Flag.withDefault(false), Flag.withHidden),
+  dangerouslySkipPermissions: Flag.Boolean("dangerously-skip-permissions").pipe(
    Flag.withDefault(false),
    Flag.withHidden,
  ),
@@ -40,32 +40,32 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
  params: {
    ...ServerParams,
    ...PermissionParams,
-    directory: Argument.string("directory").pipe(
+    directory: Argument.String("directory").pipe(
      Argument.withDescription("Directory to start OpenCode in"),
      Argument.optional,
    ),
-    continue: Flag.boolean("continue").pipe(
+    continue: Flag.Boolean("continue").pipe(
      Flag.withAlias("c"),
      Flag.withDescription("Continue the last session"),
      Flag.withDefault(false),
    ),
-    session: Flag.string("session").pipe(
+    session: Flag.String("session").pipe(
      Flag.withAlias("s"),
      Flag.withDescription("Session ID to continue"),
      Flag.optional,
    ),
-    prompt: Flag.string("prompt").pipe(Flag.withDescription("Prompt to use"), Flag.optional),
+    prompt: Flag.String("prompt").pipe(Flag.withDescription("Prompt to use"), Flag.optional),
  },
  commands: [
    Spec.make("upgrade", {
      description: "Upgrade OpenCode to the latest or a specific version",
      aliases: ["update"],
      params: {
-        target: Argument.string("target").pipe(
+        target: Argument.String("target").pipe(
          Argument.withDescription("Version to upgrade to (with or without a leading v)"),
          Argument.optional,
        ),
-        method: Flag.choice("method", Updater.methods).pipe(
+        method: Flag.Literals("method", Updater.methods).pipe(
          Flag.withAlias("m"),
          Flag.withDescription("Installation method to use"),
          Flag.optional,
@@ -75,21 +75,21 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
    Spec.make("uninstall", {
      description: "Uninstall OpenCode and remove all related files",
      params: {
-        keepConfig: Flag.boolean("keep-config").pipe(
+        keepConfig: Flag.Boolean("keep-config").pipe(
          Flag.withAlias("c"),
          Flag.withDescription("Keep configuration files"),
          Flag.withDefault(false),
        ),
-        keepData: Flag.boolean("keep-data").pipe(
+        keepData: Flag.Boolean("keep-data").pipe(
          Flag.withAlias("d"),
          Flag.withDescription("Keep session data and snapshots"),
          Flag.withDefault(false),
        ),
-        dryRun: Flag.boolean("dry-run").pipe(
+        dryRun: Flag.Boolean("dry-run").pipe(
          Flag.withDescription("Show what would be removed without removing"),
          Flag.withDefault(false),
        ),
-        force: Flag.boolean("force").pipe(
+        force: Flag.Boolean("force").pipe(
          Flag.withAlias("f"),
          Flag.withDescription("Skip confirmation prompts"),
          Flag.withDefault(false),
@@ -101,17 +101,17 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
      description: "Make a request to the running server",
      params: {
        ...ServerParams,
-        request: Argument.string("operation | method path").pipe(
+        request: Argument.String("operation | method path").pipe(
          Argument.withDescription("OpenAPI operation ID, or an HTTP method followed by a path"),
          Argument.variadic({ min: 1, max: 2 }),
        ),
-        data: Flag.string("data").pipe(Flag.withAlias("d"), Flag.withDescription("Request body"), Flag.optional),
-        header: Flag.string("header").pipe(
+        data: Flag.String("data").pipe(Flag.withAlias("d"), Flag.withDescription("Request body"), Flag.optional),
+        header: Flag.String("header").pipe(
          Flag.withAlias("H"),
          Flag.withDescription("Request header in name:value form"),
          Flag.atMost(100),
        ),
-        param: Flag.keyValuePair("param").pipe(Flag.withDescription("OpenAPI path or query parameter"), Flag.optional),
+        param: Flag.KeyValuePair("param").pipe(Flag.withDescription("OpenAPI path or query parameter"), Flag.optional),
      },
    }),
    Spec.make("debug", {
@@ -122,7 +122,7 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
        Spec.make("paths", {
          description: "Show global paths (data, config, cache, state)",
          params: {
-            name: Argument.choice("name", [
+            name: Argument.Literals("name", [
              "db",
              "home",
              "data",
@@ -134,7 +134,9 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
              "log",
              "repos",
            ]).pipe(
-              Argument.withDescription("Print only one path: db, home, data, config, cache, state, tmp, bin, log, repos"),
+              Argument.withDescription(
+                "Print only one path: db, home, data, config, cache, state, tmp, bin, log, repos",
+              ),
              Argument.optional,
            ),
          },
@@ -148,7 +150,7 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
          description: "list providers and credentials",
          params: {
            ...ServerParams,
-            format: Flag.choice("format", ["default", "json"]).pipe(
+            format: Flag.Literals("format", ["default", "json"]).pipe(
              Flag.withDescription("Output format"),
              Flag.withDefault("default"),
            ),
@@ -158,12 +160,12 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
          description: "log in to a provider",
          params: {
            ...ServerParams,
-            target: Argument.string("target").pipe(
+            target: Argument.String("target").pipe(
              Argument.withDescription("Integration ID, name, or well-known provider URL"),
              Argument.optional,
            ),
-            method: Flag.string("method").pipe(Flag.withDescription("Authentication method ID"), Flag.optional),
-            answer: Flag.string("answer").pipe(
+            method: Flag.String("method").pipe(Flag.withDescription("Authentication method ID"), Flag.optional),
+            answer: Flag.String("answer").pipe(
              Flag.withDescription("Provider form answer (key=value; repeat for multiple fields)"),
              Flag.atMost(100),
            ),
@@ -173,11 +175,11 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
          description: "log out of a saved account",
          params: {
            ...ServerParams,
-            target: Argument.string("target").pipe(
+            target: Argument.String("target").pipe(
              Argument.withDescription("Integration ID or name"),
              Argument.optional,
            ),
-            credential: Argument.string("credential").pipe(
+            credential: Argument.String("credential").pipe(
              Argument.withDescription("Credential ID or label (opens an account picker when omitted)"),
              Argument.optional,
            ),
@@ -187,11 +189,11 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
          description: "switch the active account for an integration",
          params: {
            ...ServerParams,
-            target: Argument.string("target").pipe(
+            target: Argument.String("target").pipe(
              Argument.withDescription("Integration ID or name"),
              Argument.optional,
            ),
-            credential: Argument.string("credential").pipe(
+            credential: Argument.String("credential").pipe(
              Argument.withDescription("Credential ID or label (opens an account picker when omitted)"),
              Argument.optional,
            ),
@@ -206,21 +208,21 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
        Spec.make("add", {
          description: "Add an MCP server to your configuration",
          params: {
-            name: Argument.string("name").pipe(Argument.withDescription("Name of the MCP server")),
-            command: Argument.string("command").pipe(
+            name: Argument.String("name").pipe(Argument.withDescription("Name of the MCP server")),
+            command: Argument.String("command").pipe(
              Argument.withDescription("Command and arguments for a local server, passed after --"),
              Argument.variadic({ min: 0 }),
            ),
-            url: Flag.string("url").pipe(Flag.withDescription("URL for a remote MCP server"), Flag.optional),
-            header: Flag.keyValuePair("header").pipe(
+            url: Flag.String("url").pipe(Flag.withDescription("URL for a remote MCP server"), Flag.optional),
+            header: Flag.KeyValuePair("header").pipe(
              Flag.withDescription("HTTP header for a remote server, as name=value"),
              Flag.optional,
            ),
-            env: Flag.keyValuePair("env").pipe(
+            env: Flag.KeyValuePair("env").pipe(
              Flag.withDescription("Environment variable for a local server, as name=value"),
              Flag.optional,
            ),
-            global: Flag.boolean("global").pipe(
+            global: Flag.Boolean("global").pipe(
              Flag.withDescription("Write to the global config instead of the project config"),
              Flag.withDefault(false),
            ),
@@ -228,11 +230,11 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
        }),
        Spec.make("auth", {
          description: "Authenticate with an OAuth-capable remote MCP server",
-          params: { name: Argument.string("name").pipe(Argument.withDescription("Name of the MCP server")) },
+          params: { name: Argument.String("name").pipe(Argument.withDescription("Name of the MCP server")) },
        }),
        Spec.make("logout", {
          description: "Remove stored OAuth credentials for an MCP server",
-          params: { name: Argument.string("name").pipe(Argument.withDescription("Name of the MCP server")) },
+          params: { name: Argument.String("name").pipe(Argument.withDescription("Name of the MCP server")) },
        }),
      ],
    }),
@@ -242,7 +244,7 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
        Spec.make("list", {
          description: "List plugins",
          params: {
-            builtin: Flag.boolean("builtin").pipe(
+            builtin: Flag.Boolean("builtin").pipe(
              Flag.withDescription("Include built-in server plugins"),
              Flag.withDefault(false),
            ),
@@ -251,13 +253,13 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
        Spec.make("add", {
          description: "Install a plugin and add it to the global configuration",
          params: {
-            package: Argument.string("package").pipe(Argument.withDescription("npm registry or Git package specifier")),
+            package: Argument.String("package").pipe(Argument.withDescription("npm registry or Git package specifier")),
          },
        }),
        Spec.make("check", {
          description: "Check package plugins for updates",
          params: {
-            target: Argument.string("target").pipe(
+            target: Argument.String("target").pipe(
              Argument.withDescription("Configured package target"),
              Argument.optional,
            ),
@@ -266,7 +268,7 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
        Spec.make("update", {
          description: "Update package plugins",
          params: {
-            target: Argument.string("target").pipe(
+            target: Argument.String("target").pipe(
              Argument.withDescription("Configured package target; omit to update all outdated plugins"),
              Argument.optional,
            ),
@@ -275,7 +277,7 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
        Spec.make("remove", {
          description: "Remove a plugin from global configuration",
          params: {
-            package: Argument.string("package").pipe(Argument.withDescription("configured package specifier")),
+            package: Argument.String("package").pipe(Argument.withDescription("configured package specifier")),
          },
        }),
      ],
@@ -288,108 +290,108 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
      description: "Show shareable usage statistics",
      params: {
        ...ServerParams,
-        days: Flag.integer("days").pipe(
+        days: Flag.Int("days").pipe(
          Flag.withSchema(Schema.Int.check(Schema.isGreaterThanOrEqualTo(0))),
          Flag.withDescription("Show the last N days; 0 means today"),
          Flag.optional,
        ),
-        year: Flag.integer("year").pipe(
+        year: Flag.Int("year").pipe(
          Flag.withSchema(Schema.Int.check(Schema.isBetween({ minimum: 1970, maximum: 9_999 }))),
          Flag.withDescription("Show a calendar year"),
          Flag.optional,
        ),
-        all: Flag.boolean("all").pipe(Flag.withDescription("Show lifetime statistics"), Flag.withDefault(false)),
-        project: Flag.string("project").pipe(
+        all: Flag.Boolean("all").pipe(Flag.withDescription("Show lifetime statistics"), Flag.withDefault(false)),
+        project: Flag.String("project").pipe(
          Flag.withDescription('Filter by project ID, or use "." for the current project'),
          Flag.optional,
        ),
-        models: Flag.boolean("models").pipe(Flag.withDescription("Show model usage"), Flag.withDefault(false)),
-        tools: Flag.boolean("tools").pipe(Flag.withDescription("Show tool reliability"), Flag.withDefault(false)),
-        cost: Flag.boolean("cost").pipe(Flag.withDescription("Show cost and token details"), Flag.withDefault(false)),
-        full: Flag.boolean("full").pipe(Flag.withDescription("Show every detailed section"), Flag.withDefault(false)),
-        limit: Flag.integer("limit").pipe(
+        models: Flag.Boolean("models").pipe(Flag.withDescription("Show model usage"), Flag.withDefault(false)),
+        tools: Flag.Boolean("tools").pipe(Flag.withDescription("Show tool reliability"), Flag.withDefault(false)),
+        cost: Flag.Boolean("cost").pipe(Flag.withDescription("Show cost and token details"), Flag.withDefault(false)),
+        full: Flag.Boolean("full").pipe(Flag.withDescription("Show every detailed section"), Flag.withDefault(false)),
+        limit: Flag.Int("limit").pipe(
          Flag.withSchema(Schema.Int.check(Schema.isGreaterThanOrEqualTo(1))),
          Flag.withDescription("Number of rows in detailed sections"),
          Flag.withDefault(5),
        ),
-        json: Flag.boolean("json").pipe(Flag.withDescription("Output statistics as JSON"), Flag.withDefault(false)),
+        json: Flag.Boolean("json").pipe(Flag.withDescription("Output statistics as JSON"), Flag.withDefault(false)),
      },
    }),
    Spec.make("mini", {
      description: "Start the minimal interactive interface",
      params: {
        ...ServerParams,
-        continue: Flag.boolean("continue").pipe(
+        continue: Flag.Boolean("continue").pipe(
          Flag.withAlias("c"),
          Flag.withDescription("Continue the last session"),
          Flag.withDefault(false),
        ),
-        session: Flag.string("session").pipe(
+        session: Flag.String("session").pipe(
          Flag.withAlias("s"),
          Flag.withDescription("Session ID to continue"),
          Flag.optional,
        ),
-        fork: Flag.boolean("fork").pipe(
+        fork: Flag.Boolean("fork").pipe(
          Flag.withDescription("Fork the session when continuing"),
          Flag.withDefault(false),
        ),
-        replay: Flag.boolean("replay").pipe(
+        replay: Flag.Boolean("replay").pipe(
          Flag.withDescription("Restore session history on resume and resize (disable with --no-replay)"),
          Flag.optional,
        ),
-        replayLimit: Flag.integer("replay-limit").pipe(
+        replayLimit: Flag.Int("replay-limit").pipe(
          Flag.withDescription("Limit replay to the newest N messages (default: 200)"),
          Flag.optional,
        ),
-        model: Flag.string("model").pipe(
+        model: Flag.String("model").pipe(
          Flag.withAlias("m"),
          Flag.withDescription("Model to use in the format provider/model"),
          Flag.optional,
        ),
-        agent: Flag.string("agent").pipe(Flag.withDescription("Agent to use"), Flag.optional),
-        prompt: Flag.string("prompt").pipe(Flag.withDescription("Prompt to use"), Flag.optional),
-        demo: Flag.boolean("demo").pipe(Flag.withDefault(false), Flag.withHidden),
+        agent: Flag.String("agent").pipe(Flag.withDescription("Agent to use"), Flag.optional),
+        prompt: Flag.String("prompt").pipe(Flag.withDescription("Prompt to use"), Flag.optional),
+        demo: Flag.Boolean("demo").pipe(Flag.withDefault(false), Flag.withHidden),
      },
    }),
    Spec.make("run", {
      description: "Run OpenCode with a message",
      params: {
        ...ServerParams,
-        message: Argument.string("message").pipe(
+        message: Argument.String("message").pipe(
          Argument.withDescription("Message to send"),
          Argument.variadic({ min: 0 }),
        ),
-        continue: Flag.boolean("continue").pipe(
+        continue: Flag.Boolean("continue").pipe(
          Flag.withAlias("c"),
          Flag.withDescription("Continue the last session"),
          Flag.withDefault(false),
        ),
-        session: Flag.string("session").pipe(
+        session: Flag.String("session").pipe(
          Flag.withAlias("s"),
          Flag.withDescription("Session ID to continue"),
          Flag.optional,
        ),
-        fork: Flag.boolean("fork").pipe(
+        fork: Flag.Boolean("fork").pipe(
          Flag.withDescription("Fork the session before continuing"),
          Flag.withDefault(false),
        ),
-        model: Flag.string("model").pipe(
+        model: Flag.String("model").pipe(
          Flag.withAlias("m"),
          Flag.withDescription("Model to use in the format provider/model#variant"),
          Flag.optional,
        ),
-        agent: Flag.string("agent").pipe(Flag.withDescription("Agent to use"), Flag.optional),
-        format: Flag.choice("format", ["default", "json"]).pipe(
+        agent: Flag.String("agent").pipe(Flag.withDescription("Agent to use"), Flag.optional),
+        format: Flag.Literals("format", ["default", "json"]).pipe(
          Flag.withDescription("Output format"),
          Flag.withDefault("default"),
        ),
-        file: Flag.string("file").pipe(
+        file: Flag.String("file").pipe(
          Flag.withAlias("f"),
          Flag.withDescription("File to attach to the message"),
          Flag.atMost(100),
        ),
-        title: Flag.string("title").pipe(Flag.withDescription("Session title"), Flag.optional),
-        thinking: Flag.boolean("thinking").pipe(Flag.withDescription("Show thinking blocks"), Flag.withDefault(false)),
+        title: Flag.String("title").pipe(Flag.withDescription("Session title"), Flag.optional),
+        thinking: Flag.Boolean("thinking").pipe(Flag.withDescription("Show thinking blocks"), Flag.withDefault(false)),
        ...PermissionParams,
      },
    }),
@@ -400,13 +402,13 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
          description: "List top-level sessions in the current project, newest first",
          params: {
            ...ServerParams,
-            maxCount: Flag.integer("max-count").pipe(
+            maxCount: Flag.Int("max-count").pipe(
              Flag.withAlias("n"),
              Flag.withSchema(Schema.Int.check(Schema.isGreaterThanOrEqualTo(1))),
              Flag.withDescription("Limit to N most recent sessions (default: 100)"),
              Flag.optional,
            ),
-            format: Flag.choice("format", ["table", "json"]).pipe(
+            format: Flag.Literals("format", ["table", "json"]).pipe(
              Flag.withDescription("Output format"),
              Flag.withDefault("table"),
            ),
@@ -416,18 +418,18 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
          description: "Delete a session and its child sessions",
          params: {
            ...ServerParams,
-            sessionID: Argument.string("sessionID").pipe(Argument.withDescription("Session ID to delete")),
+            sessionID: Argument.String("sessionID").pipe(Argument.withDescription("Session ID to delete")),
          },
        }),
        Spec.make("export", {
          description: "Export session data as JSON",
          params: {
            ...ServerParams,
-            session: Argument.string("session").pipe(
+            session: Argument.String("session").pipe(
              Argument.withDescription("Session ID to export"),
              Argument.optional,
            ),
-            sanitize: Flag.boolean("sanitize").pipe(
+            sanitize: Flag.Boolean("sanitize").pipe(
              Flag.withDescription("Redact sensitive transcript and file data"),
              Flag.withDefault(false),
            ),
@@ -437,8 +439,8 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
          description: "Import session data from a JSON file or URL",
          params: {
            ...ServerParams,
-            file: Argument.string("file").pipe(Argument.withDescription("JSON file or URL to import")),
-            directory: Flag.string("directory").pipe(
+            file: Argument.String("file").pipe(Argument.withDescription("JSON file or URL to import")),
+            directory: Flag.String("directory").pipe(
              Flag.withDescription("Directory in which to import the session"),
              Flag.optional,
            ),
@@ -456,8 +458,8 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
        Spec.make("get", {
          description: "Get service configuration",
          params: {
-            key: Argument.string("key").pipe(Argument.withDescription("Service setting or env"), Argument.optional),
-            name: Argument.string("name").pipe(
+            key: Argument.String("key").pipe(Argument.withDescription("Service setting or env"), Argument.optional),
+            name: Argument.String("name").pipe(
              Argument.withDescription("Environment variable name"),
              Argument.optional,
            ),
@@ -466,11 +468,11 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
        Spec.make("set", {
          description: "Set service configuration",
          params: {
-            key: Argument.string("key").pipe(Argument.withDescription("Service setting or env")),
-            value: Argument.string("value").pipe(
+            key: Argument.String("key").pipe(Argument.withDescription("Service setting or env")),
+            value: Argument.String("value").pipe(
              Argument.withDescription("Setting value or environment variable name"),
            ),
-            nestedValue: Argument.string("env-value").pipe(
+            nestedValue: Argument.String("env-value").pipe(
              Argument.withDescription("Environment variable value"),
              Argument.optional,
            ),
@@ -479,8 +481,8 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
        Spec.make("unset", {
          description: "Unset service configuration",
          params: {
-            key: Argument.string("key").pipe(Argument.withDescription("Service setting or env")),
-            name: Argument.string("name").pipe(
+            key: Argument.String("key").pipe(Argument.withDescription("Service setting or env")),
+            name: Argument.String("name").pipe(
              Argument.withDescription("Environment variable name"),
              Argument.optional,
            ),
@@ -497,7 +499,7 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
    Spec.make("pair", {
      description: "Show server pairing information",
      params: {
-        url: Flag.string("url").pipe(
+        url: Flag.String("url").pipe(
          Flag.withDescription("Advertise an external HTTP(S) server URL in the pairing QR code"),
          Flag.mapTryCatch(
            (value) => {
@@ -515,15 +517,15 @@ const Root = Spec.make(typeof OPENCODE_CLI_NAME === "string" ? OPENCODE_CLI_NAME
    Spec.make("serve", {
      description: "Start the v2 API and web server",
      params: {
-        hostname: Flag.string("hostname").pipe(Flag.optional),
-        port: Flag.integer("port").pipe(Flag.optional),
-        cors: Flag.string("cors").pipe(
+        hostname: Flag.String("hostname").pipe(Flag.optional),
+        port: Flag.Int("port").pipe(Flag.optional),
+        cors: Flag.String("cors").pipe(
          Flag.withSchema(Schema.NonEmptyString),
          Flag.withDescription("Additional allowed CORS origin (repeat for multiple origins)"),
          Flag.atLeast(0),
        ),
-        service: Flag.boolean("service").pipe(Flag.withDefault(false)),
-        stdio: Flag.boolean("stdio").pipe(Flag.withDefault(false)),
+        service: Flag.Boolean("service").pipe(Flag.withDefault(false)),
+        stdio: Flag.Boolean("stdio").pipe(Flag.withDefault(false)),
      },
    }),
  ],
@@ -7,8 +7,8 @@ import { Config } from "effect"
 // The opencode server password: sent by clients connecting to an explicit
 // --server, and adopted by a manually run or standalone server. The legacy
 // name is still honored.
-export const password = Config.redacted("OPENCODE_PASSWORD").pipe(
-  Config.orElse(() => Config.redacted("OPENCODE_SERVER_PASSWORD")),
+export const password = Config.Redacted("OPENCODE_PASSWORD").pipe(
+  Config.orElse(() => Config.Redacted("OPENCODE_SERVER_PASSWORD")),
  Config.withDefault(undefined),
 )

@@ -4,6 +4,7 @@ import { Service, type Info } from "@opencode/client/effect/service"
 import path from "node:path"
 import { Effect, FileSystem, Schedule, Schema } from "effect"
 import { HttpServer } from "effect/unstable/http"
+import { NetAddress } from "effect/unstable/net"
 import { OPENCODE_VERSION } from "../version"

 const infoJson = Schema.fromJsonString(Service.Info)
@@ -11,7 +12,7 @@ const encodeInfo = Schema.encodeEffect(infoJson)
 const decodeInfo = Schema.decodeUnknownEffect(infoJson)

 export const register = Effect.fnUntraced(function* (options: {
-  readonly address: HttpServer.Address
+  readonly address: NetAddress.SocketAddress
  readonly password: string
  readonly id: string
  readonly file: string
@@ -1,5 +1,6 @@
 import { NodeSocket } from "@effect/platform-node"
 import { Effect, Schema, Stdio, Stream } from "effect"
+import { Socket } from "effect/unstable/socket"

 const Response = Schema.fromJsonString(Schema.Struct({ value: Schema.NullOr(Schema.String) }))
 const Port = Schema.NumberFromString.check(Schema.isInt(), Schema.isGreaterThan(0), Schema.isLessThanOrEqualTo(65535))
@@ -10,16 +11,15 @@ export const askpass = Effect.gen(function* () {
  const port = yield* Schema.decodeUnknownEffect(Port)(process.env.OPENCODE_SSH_ASKPASS_PORT)
  const stdio = yield* Stdio.Stdio
  const socket = yield* NodeSocket.makeNet({ host: "127.0.0.1", port })
-  const write = yield* socket.writer
+  const writer = yield* socket.writer
  const response = { text: "" }
  yield* Effect.all(
    [
-      socket.runString((text) =>
-        Effect.sync(() => {
-          response.text += text
-        }),
-      ),
-      write(
+      Effect.gen(function* () {
+        const pull = yield* Socket.readerString(socket)
+        while (true) response.text += (yield* pull).join("")
+      }).pipe(Effect.catchReason("SocketError", "SocketCloseError", () => Effect.void)),
+      writer.write(
        JSON.stringify({
          token: process.env.OPENCODE_SSH_ASKPASS_TOKEN,
          text: process.argv.slice(2).join(" "),
@@ -4,6 +4,7 @@ import { Global } from "@opencode/util/global"
 import { OPENCODE_VERSION } from "../src/version"
 import { expect, test } from "bun:test"
 import { Effect, Schema } from "effect"
+import { NetAddress } from "effect/unstable/net"
 import fs from "node:fs/promises"
 import os from "node:os"
 import path from "node:path"
@@ -501,7 +502,7 @@ test("service registration replaces a stale owner with the bound address", async
  try {
    const cleanup = await Effect.runPromise(
      ServiceRegistration.register({
-        address: { _tag: "TcpAddress", hostname: "127.0.0.1", port: 4321 },
+        address: NetAddress.inetAddressFromIpStringUnsafe("127.0.0.1", 4321),
        password: "secret",
        id: "owner",
        file: registration,
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/client",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "type": "module",
  "license": "MIT",
  "repository": {
@@ -37,7 +37,7 @@
    "@opencode/protocol": "workspace:*"
  },
  "peerDependencies": {
-    "effect": "4.0.0-rc.112",
+    "effect": "4.0.0-rc.115",
    "solid-js": ">=1.9.0"
  },
  "peerDependenciesMeta": {
@@ -180,7 +180,8 @@ ultimate source of truth. Upstream test262 files run verbatim from `test/test262
      on any other value throws a catchable `TypeError` naming the callee: other built-in functions such as `Number`
      say `new` is unsupported and point at the plain call, user-defined functions report the constructor gap below,
      and non-callable values are not constructors. Error constructors take the ES2022 options object, so
-      `new Error(message, { cause })` installs a non-enumerable `cause` when the option is present.
+      `new Error(message, { cause })` installs a non-enumerable `cause` when the option is present. `Error.isError`
+      is true for every Error value.
 - [x] Arithmetic operators: `+`, `-`, `*`, `/`, `%`, and `**`.
 - [x] Equality and ordering: `==`, `!=`, `===`, `!==`, `<`, `<=`, `>`, and `>=`.
 - [x] Bitwise operators: `&`, `|`, `^`, `~`, `<<`, `>>`, and `>>>`.
@@ -270,8 +271,8 @@ ultimate source of truth. Upstream test262 files run verbatim from `test/test262
 - [x] `Object.is` for supported data values.
 - [x] `Object.groupBy` over finite collections and custom synchronous iterators/generators, with string-key coercion
      and plain-object results.
- [x] `Object.prototype` methods on values: `toString` (`"[object Array]"`), `toLocaleString`, `valueOf`,
-      `hasOwnProperty`, `isPrototypeOf`, and `propertyIsEnumerable`.
+- [x] `Object.prototype` methods on values: `toString` (`"[object Array]"`), `toLocaleString` (calls the value's
+      `toString`, as in JS), `valueOf`, `hasOwnProperty`, `isPrototypeOf`, and `propertyIsEnumerable`.

 ## Arrays

@@ -285,7 +286,8 @@ ultimate source of truth. Upstream test262 files run verbatim from `test/test262
      `lastIndexOf`.
 - [x] Aggregation: `reduce` and `reduceRight`.
 - [x] Ordering: `sort`, `toSorted`, `reverse`, and `toReversed`.
- [x] Access/copying: `at`, `slice`, `concat`, `flat`, `with`, and `join`.
+- [x] Access/copying: `at`, `slice`, `concat`, `flat`, `with`, `join`, and `toLocaleString` (each element's
+      `toLocaleString`, holes and nullish elements as empty strings).
 - [x] Mutation: `push`, `pop`, `shift`, `unshift`, `splice`, `fill`, and `copyWithin`.
 - [x] `keys`, `values`, `entries`, and `[Symbol.iterator]` (the same function as `values`) return live iterator objects
      with `next()` and `[Symbol.iterator]`, as in JS. Iterator objects are opaque references: they print as
@@ -308,7 +310,8 @@ ultimate source of truth. Upstream test262 files run verbatim from `test/test262

 ## Strings

- [x] Case/normalization: `toLowerCase`, `toUpperCase`, `normalize`.
+- [x] Case/normalization: `toLowerCase`, `toUpperCase`, `normalize`, and the `toLocaleLowerCase`/`toLocaleUpperCase`
+      aliases, which ignore their locale argument and apply the default Unicode casing.
 - [x] Trimming: `trim`, `trimStart`, and `trimEnd`, plus the Annex B `trimLeft` and `trimRight` aliases.
 - [x] Searching/tests: `includes`, `startsWith`, `endsWith`, `indexOf`, `lastIndexOf`, and `search`.
 - [x] Slicing/access: `slice`, `substring`, Annex B `substr`, `at`, `charAt`, `charCodeAt`, and `codePointAt`.
@@ -332,7 +335,8 @@ ultimate source of truth. Upstream test262 files run verbatim from `test/test262
 - [x] Coercion functions: `Number`, `parseInt`, and `parseFloat`.
 - [x] Number predicates/parsers: `Number.isInteger`, `Number.isFinite`, `Number.isNaN`, `Number.isSafeInteger`,
      `Number.parseInt`, and `Number.parseFloat`.
- [x] Number formatting: `toFixed`, `toPrecision`, `toExponential`, `toString`, and `valueOf`.
+- [x] Number formatting: `toFixed`, `toPrecision`, `toExponential`, `toString`, `valueOf`, and `toLocaleString`, which
+      always formats as `en-US` (`"1,234.5"`) so output does not depend on the host.
 - [x] Number constants: `MAX_SAFE_INTEGER`, `MIN_SAFE_INTEGER`, `MAX_VALUE`, `MIN_VALUE`, `EPSILON`, `NaN`,
      `POSITIVE_INFINITY`, and `NEGATIVE_INFINITY`.
 - [x] Math constants: `PI`, `E`, `LN2`, `LN10`, `LOG2E`, `LOG10E`, `SQRT2`, and `SQRT1_2`.
@@ -379,6 +383,8 @@ ultimate source of truth. Upstream test262 files run verbatim from `test/test262
      `TimeClip` behavior.
 - [x] `Date.prototype.toUTCString` and its `toGMTString` alias.
 - [x] `toDateString` and `toTimeString` in the host's local timezone.
+- [x] `toLocaleString`, `toLocaleDateString`, and `toLocaleTimeString` always format as `en-US` in UTC
+      (`"1/1/1970, 12:00:00 AM"`) so output does not depend on the host.
 - [x] Native one-argument Date coercion for supported values, including booleans, null, arrays, and plain objects.
 - [ ] Date setters and multi-argument construction coerce object arguments through `valueOf`/`toString` and surface
      their throws.
@@ -404,7 +410,7 @@ ultimate source of truth. Upstream test262 files run verbatim from `test/test262

 - [x] Static `Map.groupBy` over finite collections and custom synchronous iterators/generators, preserving key identity.
 - [x] `new Map()` from synchronous iterables of entries.
- [x] Map `get`, `set`, `has`, `delete`, `clear`, `size`, and `forEach`.
+- [x] Map `get`, `set`, `has`, `delete`, `clear`, `size`, `forEach`, `getOrInsert`, and `getOrInsertComputed`.
 - [x] `new Set()` from synchronous iterables.
 - [x] Set `add`, `has`, `delete`, `clear`, `size`, and `forEach`.
 - [x] Live `keys`, `values`, `entries`, and `[Symbol.iterator]` iterators for Map and Set; a Set-like operand's `keys()`
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/codemode",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "description": "Effect-native confined code execution over schema-described tools",
  "type": "module",
  "license": "MIT",
@@ -1,6 +1,7 @@
 import { Effect, Exit } from "effect"
 import { coerceToNumber, coerceToString } from "../stdlib/value.js"
 import type { Interpreter } from "./interpreter.js"
+import { primitivePrototype } from "./intrinsics.js"
 import { typeError } from "./model.js"
 import { Callable, get, Native, DateObj, Obj } from "./objects.js"
 import { typeofValue } from "./references.js"
@@ -43,6 +44,13 @@ export const toPrimitive = <R>(
  })
 }

+/** Invoke(value, name): calls the method the value would find through its prototype. */
+export const invoke = <R>(ctx: Interpreter<R>, value: unknown, name: string, label: string) => {
+  const target = value instanceof Obj ? value : primitivePrototype(ctx.builtins, value)
+  if (target === undefined) throw typeError(`${label} called on null or undefined.`)
+  return ctx.call(get(target, name), value, [])
+}
+
 export const toPrimitiveString = <R>(ctx: Interpreter<R>, value: unknown) =>
  Effect.map(toPrimitive(ctx, value, "string"), coerceToString)

@@ -168,6 +168,7 @@ export const errorGlobal = <R>(type: ErrorType, ctx: Interpreter<R>) => {
    methods(builtins, prototype, [
      ["toString", 0, (thisValue) => errorToString(receiver(Obj, thisValue, "Error.prototype.toString"))],
    ])
+    methods(builtins, ctor, [["isError", 1, (_, args) => args[0] instanceof ErrorObj]])
  }
  return ctor
 }
@@ -62,7 +62,7 @@ import {
 } from "./model.js"
 import { checkStringLength } from "./limits.js"
 import { locate, materialize } from "./errors.js"
-import type { Builtins } from "./intrinsics.js"
+import { type Builtins, primitivePrototype } from "./intrinsics.js"
 import { globals } from "./globals.js"
 import {
  assign,
@@ -2071,16 +2071,14 @@ class Frame<R> {

      if (objectValue instanceof Obj) return { target: objectValue, key, receiver: objectValue }

-      // Primitives read through their wrapper prototype without being boxed; strings own length and indexes.
-      const builtins = self.ctx.builtins
+      // Strings own length and indexes; every other primitive property reads through the wrapper prototype.
      if (typeof objectValue === "string") {
        if (key === "length") return { value: objectValue.length }
        const index = typeof key === "symbol" ? undefined : parseArrayIndex(key)
        if (index !== undefined) return { value: objectValue[index] }
-        return { target: builtins.String, key, receiver: objectValue }
      }
-      if (typeof objectValue === "number") return { target: builtins.Number, key, receiver: objectValue }
-      if (typeof objectValue === "boolean") return { target: builtins.Boolean, key, receiver: objectValue }
+      const proto = primitivePrototype(self.ctx.builtins, objectValue)
+      if (proto !== undefined) return { target: proto, key, receiver: objectValue }

      if (objectValue === null || objectValue === undefined) {
        throw typeError(`Cannot read properties of ${objectValue} (reading '${String(key)}').`, objectNode)
@@ -52,6 +52,14 @@ export const createErrorValue = (prototype: Obj, message: string | undefined): E
  return value
 }

+/** The prototype a primitive reads its methods from without being boxed; none for null, undefined, and symbols. */
+export const primitivePrototype = (builtins: Builtins, value: unknown): Obj | undefined => {
+  if (typeof value === "string") return builtins.String
+  if (typeof value === "number") return builtins.Number
+  if (typeof value === "boolean") return builtins.Boolean
+  return undefined
+}
+
 export const createBuiltins = (): Builtins => {
  const object = new Obj(null)
  // Function.prototype is itself callable and returns undefined.
@@ -4,7 +4,7 @@ import { checkArrayLength, checkStringLength, MAX_ARRAY_LENGTH } from "../interp
 import { invalidData, IteratorSymbol, rangeError, typeError } from "../interpreter/model.js"
 import { define, get, hidden, Arr, GeneratorObj, IteratorObj, Obj } from "../interpreter/objects.js"
 import { describeValue, rejectCircularInsertion } from "../interpreter/references.js"
-import { applyCollectionCallback, preserveConsumerError } from "../interpreter/callback.js"
+import { applyCollectionCallback, invoke, preserveConsumerError } from "../interpreter/callback.js"
 import type { Interpreter } from "../interpreter/interpreter.js"
 import { compareText } from "../tool-runtime.js"
 import { coerceToNumber, coerceToString } from "./value.js"
@@ -340,6 +340,19 @@ export const arrayGlobal = <R>(ctx: Interpreter<R>) => {
        return target
      },
    ],
+    [
+      "toLocaleString",
+      0,
+      (thisValue) =>
+        Effect.map(
+          Effect.forEach(self(thisValue, "toLocaleString").items, (item) =>
+            item === null || item === undefined
+              ? Effect.succeed("")
+              : Effect.map(invoke(ctx, item, "toLocaleString", "Array.prototype.toLocaleString"), coerceToString),
+          ),
+          (parts) => parts.join(","),
+        ),
+    ],
    ["keys", 0, (thisValue) => new IteratorObj(builtins.Iterator, self(thisValue, "keys").items.keys())],
    ["values", 0, (thisValue) => new IteratorObj(builtins.Iterator, self(thisValue, "values").items.values())],
    [
@@ -145,6 +145,29 @@ export const mapGlobal = <R>(ctx: Interpreter<R>) => {
        return target
      },
    ],
+    [
+      "getOrInsert",
+      2,
+      (thisValue, args) => {
+        const target = self(thisValue, "getOrInsert").map
+        if (!target.has(args[0])) target.set(args[0], args[1])
+        return target.get(args[0])
+      },
+    ],
+    [
+      "getOrInsertComputed",
+      2,
+      (thisValue, args) => {
+        const target = self(thisValue, "getOrInsertComputed").map
+        const apply = applyCollectionCallback(ctx, args[1], "Map.getOrInsertComputed")
+        if (target.has(args[0])) return target.get(args[0])
+        // The callback sees the stored key (-0 is +0) and its result wins over anything it inserted itself.
+        return Effect.map(apply([args[0] === 0 ? 0 : args[0]]), (value) => {
+          target.set(args[0], value)
+          return value
+        })
+      },
+    ],
    ["delete", 1, (thisValue, args) => self(thisValue, "delete").map.delete(args[0])],
    [
      "clear",
@@ -105,6 +105,13 @@ export const dateGlobal = <R>(ctx: Interpreter<R>) => {
    ["toTimeString", 0, (thisValue) => new Date(self(thisValue, "toTimeString").time).toTimeString()],
    ["toUTCString", 0, (thisValue) => new Date(self(thisValue, "toUTCString").time).toUTCString()],
    ["toGMTString", 0, (thisValue) => new Date(self(thisValue, "toGMTString").time).toUTCString()],
+    ...(["toLocaleString", "toLocaleDateString", "toLocaleTimeString"] as const).map(
+      (name): Method => [
+        name,
+        0,
+        (thisValue) => new Date(self(thisValue, name).time)[name]("en-US", { timeZone: "UTC" }),
+      ],
+    ),
    ...getters.map((name): Method => [name, 0, (thisValue) => new Date(self(thisValue, name).time)[name]()]),
    ...setters.map(
      ([name, length]): Method => [
@@ -50,6 +50,7 @@ export const numberGlobal = <R>(ctx: Interpreter<R>) => {
  }
  methods(builtins, builtins.Number, [
    ["toFixed", 1, (thisValue, args) => self(thisValue, "toFixed").toFixed(optNum("toFixed", args[0]))],
+    ["toLocaleString", 0, (thisValue) => self(thisValue, "toLocaleString").toLocaleString("en-US")],
    [
      "toExponential",
      1,
@@ -29,7 +29,7 @@ import {
  set,
 } from "../interpreter/objects.js"
 import { containsOpaqueReference, describeValue, rejectCircularInsertion } from "../interpreter/references.js"
-import { preserveConsumerError } from "../interpreter/callback.js"
+import { invoke, preserveConsumerError } from "../interpreter/callback.js"
 import type { Interpreter } from "../interpreter/interpreter.js"
 import { ToolReference } from "../tool-runtime.js"
 import { groupBy } from "./collections.js"
@@ -196,7 +196,7 @@ export const objectGlobal = <R>(ctx: Interpreter<R>) => {
        true,
    ],
    ["toString", 0, (thisValue) => `[object ${classTag(thisValue)}]`],
-    ["toLocaleString", 0, (thisValue) => `[object ${classTag(thisValue)}]`],
+    ["toLocaleString", 0, (thisValue) => invoke(ctx, thisValue, "toString", "Object.prototype.toLocaleString")],
    [
      "valueOf",
      0,
@@ -150,6 +150,8 @@ export const stringGlobal = <R>(ctx: Interpreter<R>) => {
    simple("valueOf", 0, (value) => value),
    simple("toLowerCase", 0, (value) => value.toLowerCase()),
    simple("toUpperCase", 0, (value) => value.toUpperCase()),
+    simple("toLocaleLowerCase", 0, (value) => value.toLowerCase()),
+    simple("toLocaleUpperCase", 0, (value) => value.toUpperCase()),
    simple("trim", 0, (value) => value.trim()),
    simple("trimStart", 0, (value) => value.trimStart()),
    simple("trimLeft", 0, (value) => value.trimStart()),
@@ -22,6 +22,16 @@ describe("source syntax", () => {
 })

 describe("error identity", () => {
+  test("Error.isError is true for every Error value and nothing else", async () => {
+    expect(
+      await value(`
+        const caught = (() => { try { null.foo } catch (error) { return error } })()
+        return [Error.isError(new Error("x")), Error.isError(new RangeError("x")), Error.isError(caught),
+          Error.isError({ name: "Error", message: "x" }), Error.isError("Error"), Error.isError(null)]
+      `),
+    ).toEqual([true, true, true, false, false, false])
+  })
+
  test("awaiting the same rejected promise twice yields the same error object", async () => {
    expect(
      await value(`
@@ -898,6 +898,42 @@ describe("Map", () => {
    ).toEqual({ a: 3, b: 1, c: 1 })
  })

+  test("getOrInsert and getOrInsertComputed insert only when the key is missing", async () => {
+    expect(
+      await value(`
+      const groups = new Map()
+      groups.getOrInsert("a", []).push(1)
+      groups.getOrInsert("a", []).push(2)
+      let calls = 0
+      const computed = (key) => { calls++; return key + "!" }
+      const first = groups.getOrInsertComputed("b", computed)
+      const second = groups.getOrInsertComputed("b", computed)
+      const zero = groups.getOrInsertComputed(-0, (key) => 1 / key === Infinity)
+      return [[...groups], first, second, calls, zero]
+    `),
+    ).toEqual([
+      [
+        ["a", [1, 2]],
+        ["b", "b!"],
+        [0, true],
+      ],
+      "b!",
+      "b!",
+      1,
+      true,
+    ])
+    expect(
+      await value(`
+      const m = new Map()
+      const outer = m.getOrInsertComputed("k", () => { m.set("k", "inner"); return "outer" })
+      let thrown
+      try { m.getOrInsertComputed("j", () => { throw new Error("boom") }) } catch (error) { thrown = error.message }
+      return [outer, m.get("k"), thrown, m.has("j")]
+    `),
+    ).toEqual(["outer", "outer", "boom", false])
+    expect((await error(`new Map().getOrInsertComputed("k", 5)`)).message).toContain("expects a function callback")
+  })
+
  test("maps serialize to {} at the boundary, like JSON", async () => {
    expect(await value(`return new Map([["a", 1]])`)).toEqual({})
    expect(await value(`return JSON.stringify(new Map([["a", 1]]))`)).toBe("{}")
@@ -1061,7 +1097,7 @@ describe("Uint8Array", () => {
      console.log(b, new Uint8Array())
      return [String(b), b + "", +new Uint8Array([5]), Number.isNaN(Number(b)), b == "1,2", JSON.stringify(b), b.toLocaleString(), typeof b, b instanceof Uint8Array]
    `),
-    ).toEqual(["1,2", "1,2", 5, true, true, '{"0":1,"1":2}', "[object Uint8Array]", "object", true])
+    ).toEqual(["1,2", "1,2", 5, true, true, '{"0":1,"1":2}', "1,2", "object", true])
    expect((await run(`console.log(new Uint8Array([1, 2]), new Uint8Array())`)).logs).toEqual([
      "Uint8Array(2) [1,2] Uint8Array(0) []",
    ])
@@ -1231,6 +1267,49 @@ describe("built-in iterators", () => {
  })
 })

+describe("toLocaleString", () => {
+  test("numbers and dates format as en-US in UTC; everything else falls back to toString", async () => {
+    expect(
+      await value(`
+      return [
+        (1234567.891).toLocaleString(), new Date(0).toLocaleString(), new Date(0).toLocaleDateString(),
+        new Date(0).toLocaleTimeString(), "a".toLocaleString(), true.toLocaleString(), ({}).toLocaleString(),
+        ({ toString: () => "custom" }).toLocaleString(), new Uint8Array([1, 2]).toLocaleString(),
+      ]
+    `),
+    ).toEqual([
+      "1,234,567.891",
+      "1/1/1970, 12:00:00 AM",
+      "1/1/1970",
+      "12:00:00 AM",
+      "a",
+      "true",
+      "[object Object]",
+      "custom",
+      "1,2",
+    ])
+  })
+
+  test("arrays join each element's toLocaleString, skipping holes and nullish elements", async () => {
+    expect(
+      await value(`
+      let calls = 0
+      const item = { toLocaleString() { calls++; return "o" } }
+      return [[1234.5, "x", null, undefined, item, new Date(0)].toLocaleString(), [, item, , item].toLocaleString(), calls]
+    `),
+    ).toEqual(["1,234.5,x,,,o,1/1/1970, 12:00:00 AM", ",o,,o", 3])
+    expect((await error(`const f = ({}).toLocaleString; f()`)).message).toContain(
+      "Object.prototype.toLocaleString called on null or undefined",
+    )
+  })
+
+  test("toLocaleLowerCase and toLocaleUpperCase ignore the locale argument", async () => {
+    expect(
+      await value(`return ["ABC".toLocaleLowerCase("tr"), "abc".toLocaleUpperCase(), "İ".toLocaleLowerCase()]`),
+    ).toEqual(["abc", "ABC", "i̇"])
+  })
+})
+
 describe("stdlib integration", () => {
  test("constructor follows own keys, shadowing, writes, and new", async () => {
    expect(
@@ -225,7 +225,6 @@ built-ins/Array/prototype/splice/S15.4.4.12_A4_T1.js  # Array.prototype.splice c
 built-ins/Array/prototype/splice/S15.4.4.12_A4_T2.js  # Array.prototype.splice called on incompatible receiver a data object.
 built-ins/Array/prototype/splice/S15.4.4.12_A4_T3.js  # Array.prototype.splice called on incompatible receiver a data object.
 built-ins/Array/prototype/splice/create-ctor-non-object.js  # null value Expected a TypeError to be thrown but no exception was thrown at all
-built-ins/Array/prototype/toLocaleString/S15.4.4.3_A1_T1.js  # #1: var n = 0; var obj = {toLocaleString: function() {n++}}; var arr = [undefined, obj, null, obj, o
 built-ins/Array/prototype/toLocaleString/S15.4.4.3_A3_T1.js  # #1: var n = 0; var obj = {toLocaleString: function() {n++}}; Array.prototype[1] = obj; x = [obj]; x.
 built-ins/Array/prototype/toReversed/holes-not-preserved.js  # Actual [4, undefined, 2, undefined, 0] and expected [4, 3, 2, undefined, 0] should have the same con
 built-ins/Array/prototype/toSorted/holes-not-preserved.js  # Actual [1, 3, 4, undefined, undefined] and expected [1, 2, 3, 4, undefined] should have the same con
@@ -1,6 +1,6 @@
 {
  "name": "@opencode/console-app",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "type": "module",
  "license": "MIT",
  "scripts": {
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/console-core",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "private": true,
  "type": "module",
  "license": "MIT",
@@ -1,6 +1,6 @@
 {
  "name": "@opencode/console-function",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "$schema": "https://json.schemastore.org/package.json",
  "private": true,
  "type": "module",
@@ -1,6 +1,6 @@
 {
  "name": "@opencode/console-mail",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "dependencies": {
    "@jsx-email/all": "2.2.3",
    "@jsx-email/cli": "1.4.3",
@@ -1,6 +1,6 @@
 {
  "name": "@opencode/console-support",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "type": "module",
  "license": "MIT",
  "scripts": {
@@ -1,6 +1,6 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "name": "@opencode/core",
  "type": "module",
  "license": "MIT",
@@ -98,7 +98,8 @@
    "@types/bun": "catalog:",
    "@types/node": "catalog:",
    "@types/which": "3.0.4",
-    "drizzle-kit": "catalog:"
+    "drizzle-kit": "catalog:",
+    "fast-check": "catalog:"
  },
  "dependencies": {
    "@ai-sdk/cohere": "3.0.27",
@@ -99,7 +99,7 @@ export const layer = (options?: Options) =>
      const wellknown = yield* WellKnown.Service
      const reloadLock = Semaphore.makeUnsafe(1)
      const updateLock = Semaphore.makeUnsafe(1)
-      const decodeOptions = { errors: "all", onExcessProperty: "ignore", propertyOrder: "original" } as const
+      const decodeOptions = { errors: "all", onExcessProperty: "ignore" } as const
      const decodeInfo = Schema.decodeUnknownOption(Info, decodeOptions)
      const parseInfo = Effect.fn("Config.parseInfo")(function* (text: string, source: string) {
        const errors: ParseError[] = []
@@ -330,7 +330,8 @@ export const layer = (options?: Options) =>
        function* (patch: Patch) {
          const directory = initial.global ?? AbsolutePath.make(globalService.config)
          const candidates = ConfigDiscovery.names.map((name) => path.join(directory, name))
-          const filepath = (yield* Effect.filter(candidates, fs.isFile)).at(-1) ?? path.join(directory, "opencode.jsonc")
+          const filepath =
+            (yield* Effect.filter(candidates, fs.isFile)).at(-1) ?? path.join(directory, "opencode.jsonc")
          const text = (yield* fs.readFileStringSafe(filepath)) ?? "{}\n"
          const updated = yield* Effect.try({
            try: () =>
@@ -42,7 +42,7 @@ export type Result =
    }
  | { readonly type: "rejected"; readonly diagnostics: readonly Diagnostic[] }

-const options = { errors: "all", onExcessProperty: "ignore", propertyOrder: "original" } as const
+const options = { errors: "all", onExcessProperty: "ignore" } as const
 const unsupportedTopLevel = ["logLevel", "server", "subagent_depth", "layout"] as const
 const unsupportedExperimental = [
  "disable_paste_summary",
@@ -196,11 +196,11 @@ function decode(file: { directory: string; filepath: string; primary: boolean },
  const agent = legacy
    ? Option.getOrUndefined(
        Option.map(
-          decodeLegacyAgent({ name, ...markdown.data, prompt: body }, { errors: "all", propertyOrder: "original" }),
+          decodeLegacyAgent({ name, ...markdown.data, prompt: body }, { errors: "all" }),
          ConfigMigrateV1.migrateAgent,
        ),
      )
-    : Option.getOrUndefined(decodeAgent({ ...data, system: body }, { errors: "all", propertyOrder: "original" }))
+    : Option.getOrUndefined(decodeAgent({ ...data, system: body }, { errors: "all" }))
  if (!agent) return
  const info = Option.getOrUndefined(
    decodeConfig({
@@ -48,10 +48,9 @@ const proxy = (value: string, environment: Environment = process.env) => {
  )
 }

-const constructorOptions = (input: string | Array<string> | undefined): WebSocketOptions => {
+const constructorOptions = (input: Socket.WebSocketConstructorOptions | undefined): WebSocketOptions => {
  if (typeof input === "string" || Array.isArray(input)) return { protocols: input }
-  // AI routes pass handshake options through Effect's browser-shaped constructor.
-  return (input ?? {}) as WebSocketOptions
+  return { headers: input?.headers === undefined ? undefined : Headers.fromInput(input.headers) }
 }

 const proxyAgent = (url: string, selectedProxy: string | undefined) => {
@@ -13,7 +13,7 @@ import { ConfigProviderOptionsV1 } from "./provider-options.js"
 import { Provider } from "../../provider.js"
 import { Model } from "../../model.js"

-const decodeOptions = { errors: "all", onExcessProperty: "ignore", propertyOrder: "original" } as const
+const decodeOptions = { errors: "all", onExcessProperty: "ignore" } as const
 const decodeInfo = Schema.decodeUnknownSync(Schema.fromJsonString(Info), decodeOptions)
 const encodeInfo = Schema.encodeSync(Info)
 const decodeAgent = Schema.decodeUnknownSync(Schema.fromJsonString(ConfigAgent.Info), decodeOptions)
@@ -11,9 +11,8 @@ export type Object = Schema.Schema.Type<typeof Object>
 export const Rule = Schema.Union([Action, Object]).annotate({ identifier: "PermissionRuleConfig" })
 export type Rule = Schema.Schema.Type<typeof Rule>

-// Known permission keys get explicit types in the Effect schema for generated
-// docs/types. Runtime config parsing uses Effect's `propertyOrder: "original"`
-// parse option so user key order is preserved for permission precedence.
+// Known permission keys get explicit types in the Effect schema for generated docs/types.
+// StructWithRest also accepts custom permission names.
 const InputObject = Schema.StructWithRest(
  Schema.Struct({
    read: Schema.optional(Rule),
@@ -27,6 +27,7 @@ export function resolve(model: Model.Info, supports: readonly Support[] = [{ typ
 const EFFORTS = ["low", "medium", "high"]
 const ENCRYPTED_REASONING = ["reasoning.encrypted_content"]
 const ADAPTIVE_THINKING = { type: "adaptive", display: "summarized" }
+const ANTHROPIC_OUTPUT_TOKEN_MAX = 32_000

 const variant = (id: string, overlay: Overlay): Variants[number] => ({ id: Model.VariantID.make(id), ...overlay })

@@ -39,8 +40,9 @@ function budgets(
  model: Model.Info,
  support: Extract<Support, { type: "budget_tokens" }>,
  spell: (tokens: number) => Overlay,
+  ceiling = model.limit.output,
 ): Variants {
-  const maximum = Math.min(support.max ?? model.limit.output - 1, model.limit.output - 1)
+  const maximum = Math.min(support.max ?? ceiling - 1, model.limit.output - 1, ceiling - 1)
  if (maximum <= 0) return []
  const high = Math.min(Math.max(support.min ?? 0, Math.floor((maximum + 1) / 2)), maximum)
  return [variant("high", spell(high)), variant("max", spell(maximum))]
@@ -273,9 +275,12 @@ const anthropicMessages: Protocol = (model, support) => {
      return toggle({ settings: { thinking: { type: "disabled" } } }, thinking)
    }
    case "budget_tokens":
-      return budgets(model, support, (tokens) => ({
-        settings: { thinking: { type: "enabled", budgetTokens: tokens } },
-      }))
+      return budgets(
+        model,
+        support,
+        (tokens) => ({ settings: { thinking: { type: "enabled", budgetTokens: tokens } } }),
+        ANTHROPIC_OUTPUT_TOKEN_MAX,
+      )
  }
 }

@@ -381,10 +386,14 @@ const bedrockConverse: Protocol = (model, support) => {
        ? toggle(fields({ thinking: { type: "disabled" } }), fields({ thinking: ADAPTIVE_THINKING }))
        : toggle(fields({ reasoningConfig: { type: "disabled" } }), fields({ reasoningConfig: { type: "enabled" } }))
    case "budget_tokens":
-      return budgets(model, support, (tokens) =>
-        claude
-          ? fields({ thinking: { type: "enabled", budget_tokens: tokens } })
-          : fields({ reasoningConfig: { type: "enabled", budgetTokens: tokens } }),
+      return budgets(
+        model,
+        support,
+        (tokens) =>
+          claude
+            ? fields({ thinking: { type: "enabled", budget_tokens: tokens } })
+            : fields({ reasoningConfig: { type: "enabled", budgetTokens: tokens } }),
+        claude ? ANTHROPIC_OUTPUT_TOKEN_MAX : model.limit.output,
      )
  }
 }
@@ -436,9 +445,12 @@ const bedrockAISDK: Protocol = (model, support) => {
            { settings: { additionalModelRequestFields: { reasoningConfig: { type: "enabled" } } } },
          )
    case "budget_tokens":
-      return budgets(model, support, (tokens) => ({
-        settings: { reasoningConfig: { type: "enabled", budgetTokens: tokens } },
-      }))
+      return budgets(
+        model,
+        support,
+        (tokens) => ({ settings: { reasoningConfig: { type: "enabled", budgetTokens: tokens } } }),
+        claude ? ANTHROPIC_OUTPUT_TOKEN_MAX : model.limit.output,
+      )
  }
 }

@@ -489,8 +501,11 @@ const sapAICore: Protocol = (model, support) => {
      return []
    case "budget_tokens":
      if (id.includes("anthropic"))
-        return budgets(model, support, (tokens) =>
-          sap({ additionalModelRequestFields: { thinking: { type: "enabled", budget_tokens: tokens } } }),
+        return budgets(
+          model,
+          support,
+          (tokens) => sap({ additionalModelRequestFields: { thinking: { type: "enabled", budget_tokens: tokens } } }),
+          ANTHROPIC_OUTPUT_TOKEN_MAX,
        )
      if (id.includes("gemini"))
        return budgets(model, support, (tokens) =>
@@ -2,7 +2,7 @@ import path from "path"
 import fs from "fs/promises"
 import { describe, expect, test } from "bun:test"
 import { Effect, Fiber, Layer, Logger, Schema, Stream } from "effect"
-import { FastCheck } from "effect/testing"
+import { Arbitrary } from "effect/unstable/arbitrary"
 import { Config } from "@opencode/core/config"
 import { Directory, Document, Event, Info } from "@opencode/schema/config"
 import { ConfigModel } from "@opencode/schema/config/model"
@@ -632,17 +632,22 @@ describe("Config", () => {
  })

  test("migrates arbitrary v1 configuration into valid v2 configuration", () => {
-    FastCheck.assert(
-      FastCheck.property(Schema.toArbitrary(ConfigV1.Info)(FastCheck), (info) => {
-        const parsed = Schema.decodeUnknownSync(ConfigV1.Info)(
-          Schema.decodeUnknownSync(Schema.fromJsonString(Schema.Unknown))(
-            Schema.encodeUnknownSync(Schema.fromJsonString(Schema.Unknown))(info),
-          ),
-        )
-        Schema.decodeUnknownSync(Info)(ConfigMigrateV1.migrate(parsed), { errors: "all" })
-      }),
-      { numRuns: 100 },
+    const result = Effect.runSync(
+      Arbitrary.checkEffect(
+        Arbitrary.schema(ConfigV1.Info),
+        (info) => {
+          const parsed = Schema.decodeUnknownSync(ConfigV1.Info)(
+            Schema.decodeUnknownSync(Schema.fromJsonString(Schema.Unknown))(
+              Schema.encodeUnknownSync(Schema.fromJsonString(Schema.Unknown))(info),
+            ),
+          )
+          Schema.decodeUnknownSync(Info)(ConfigMigrateV1.migrate(parsed), { errors: "all" })
+          return true
+        },
+        { runs: 100 },
+      ),
    )
+    expect(Arbitrary.formatCheckFailure(result)).toBeUndefined()
  }, 30_000)

  test("migrates the v1 experimental subagent depth", () => {
@@ -1,10 +1,10 @@
 import { describe, expect, test } from "bun:test"
-import { Duration, Schema } from "effect"
-import { FastCheck } from "effect/testing"
+import { Duration, Effect, Schema } from "effect"
+import { Arbitrary } from "effect/unstable/arbitrary"
 import { ConfigNormalize } from "@opencode/core/config/normalize"
 import { Info } from "@opencode/schema/config"

-const options = { errors: "all", onExcessProperty: "ignore", propertyOrder: "original" } as const
+const options = { errors: "all", onExcessProperty: "ignore" } as const

 function normalized(input: unknown) {
  const result = ConfigNormalize.normalize(input)
@@ -80,16 +80,21 @@ describe("ConfigNormalize", () => {
  })

  test("preserves arbitrary JSON-round-tripped native configuration", () => {
-    FastCheck.assert(
-      FastCheck.property(Schema.toArbitrary(Info)(FastCheck), (info) => {
-        const source = JSON.parse(JSON.stringify(Schema.encodeSync(Info)(info)))
-        const result = normalized(source)
-        expect(Schema.decodeUnknownSync(Info)(result.encoded)).toEqual(
-          Schema.decodeUnknownSync(Info)(withoutEmptyCompatibilityContainers(source)),
-        )
-      }),
-      { numRuns: 100 },
+    const result = Effect.runSync(
+      Arbitrary.checkEffect(
+        Arbitrary.schema(Info),
+        (info) => {
+          const source = JSON.parse(JSON.stringify(Schema.encodeSync(Info)(info)))
+          const result = normalized(source)
+          expect(Schema.decodeUnknownSync(Info)(result.encoded)).toEqual(
+            Schema.decodeUnknownSync(Info)(withoutEmptyCompatibilityContainers(source)),
+          )
+          return true
+        },
+        { runs: 100 },
+      ),
    )
+    expect(Arbitrary.formatCheckFailure(result)).toBeUndefined()
  })

  test("merges named maps by entry and gives valid native entries precedence", () => {
@@ -1018,11 +1018,11 @@ describe("ModelsDevPlugin", () => {
      const budgetModel = yield* modelState.get(Provider.ID.anthropic, Model.ID.make("claude-budget"))
      expect(budgetModel?.variants).toContainEqual({
        id: Model.VariantID.make("high"),
-        settings: { thinking: { type: "enabled", budgetTokens: 32000 } },
+        settings: { thinking: { type: "enabled", budgetTokens: 16000 } },
      })
      expect(budgetModel?.variants).toContainEqual({
        id: Model.VariantID.make("max"),
-        settings: { thinking: { type: "enabled", budgetTokens: 63999 } },
+        settings: { thinking: { type: "enabled", budgetTokens: 31999 } },
      })

      const anthropicEffortModel = yield* modelState.get(Provider.ID.anthropic, Model.ID.make("claude-opus-4.7"))
@@ -0,0 +1,55 @@
+import { expect } from "bun:test"
+import { Agent } from "@opencode/core/agent"
+import { Plugin } from "@opencode/core/plugin"
+import { PluginHost } from "@opencode/core/plugin/host"
+import { PluginPromise } from "@opencode/core/plugin/promise"
+import { Tool } from "@opencode/core/tool"
+import { Session } from "@opencode/schema/session"
+import { SessionMessage } from "@opencode/schema/session-message"
+import { Cause, Deferred, Effect, Exit, Fiber } from "effect"
+import { testEffect } from "../lib/effect"
+import { PluginTestLayer } from "./fixture"
+
+const it = testEffect(PluginTestLayer)
+
+it.live("Promise tool executors receive interruption through their AbortSignal", () =>
+  Effect.gen(function* () {
+    const plugins = yield* Plugin.Service
+    const tools = yield* Tool.Service
+    const started = yield* Deferred.make<AbortSignal>()
+    yield* PluginPromise.fromPromise({
+      id: "cancel-tool",
+      async setup(context) {
+        await context.tool.transform((editor) =>
+          editor.add({
+            name: "wait",
+            description: "Wait until cancelled",
+            input: { type: "object", properties: {}, additionalProperties: false },
+            options: { codemode: false },
+            execute: (_input, context) =>
+              new Promise<never>((_resolve, reject) => {
+                context.signal.addEventListener("abort", () => reject(new Error("cancelled")), { once: true })
+                Effect.runSync(Deferred.succeed(started, context.signal))
+              }),
+          }),
+        )
+      },
+    }).effect(yield* PluginHost.make(plugins))
+
+    const snapshot = yield* tools.snapshot()
+    const fiber = yield* snapshot
+      .execute({
+        sessionID: Session.ID.make("ses_promise_tool_cancel"),
+        agent: Agent.ID.make("build"),
+        messageID: SessionMessage.ID.make("msg_promise_tool_cancel"),
+        call: { type: "tool-call", id: "call_promise_tool_cancel", name: "wait", input: {} },
+      })
+      .pipe(Effect.forkScoped)
+    const signal = yield* Deferred.await(started)
+    expect(signal.aborted).toBe(false)
+    yield* Fiber.interrupt(fiber)
+    const exit = yield* Fiber.await(fiber)
+    expect(signal.aborted).toBe(true)
+    expect(Exit.isFailure(exit) && Cause.hasInterruptsOnly(exit.cause)).toBe(true)
+  }),
+)
@@ -1,7 +1,7 @@
 import { describe, expect, test } from "bun:test"
 import { State } from "@opencode/core/state"
 import { Effect } from "effect"
-import { FastCheck } from "effect/testing"
+import FastCheck from "fast-check"

 type Operation = { multiply: number; add: number }
 type Value = { value: number; order: number[] }
@@ -1042,7 +1042,7 @@ describe("Tool", () => {
              value: Schema.Boolean.pipe(
                Schema.decodeTo(Schema.String, {
                  decode: SchemaGetter.transform((value) => String(value)),
-                  encode: SchemaGetter.transformOrFail((value) =>
+                  encode: SchemaGetter.transformEffect((value) =>
                    value === "valid"
                      ? Effect.succeed(true)
                      : Effect.fail(new SchemaIssue.InvalidValue({ message: "invalid output" }, value)),
@@ -93,6 +93,15 @@ test("recognizes Claude version spellings and future models", () => {
      settings: { effort, thinking: { type: "adaptive", display: "summarized" } },
    })),
  )
+
+  expect(
+    resolve(model("@opencode/ai/providers/anthropic", "claude-haiku-4-5", 64_000), [
+      { type: "budget_tokens", min: 1_024, max: 64_000 },
+    ]),
+  ).toEqual([
+    { id: "high", settings: { thinking: { type: "enabled", budgetTokens: 16_000 } } },
+    { id: "max", settings: { thinking: { type: "enabled", budgetTokens: 31_999 } } },
+  ])
 })

 test("spells Cloudflare AI Gateway variants for their upstream routes", () => {
@@ -1,7 +1,7 @@
 {
  "name": "@opencode/desktop",
  "private": true,
-  "version": "2.0.10",
+  "version": "2.0.11",
  "type": "module",
  "license": "MIT",
  "homepage": "https://opencode.ai",
@@ -103,11 +103,17 @@ export function createBrowserPage(
    revision++
  })
  let closed = false
+  // Whether the native surface holds a real document worth showing. Chromium keeps the
+  // previous document painted until the next one renders, so a shown page stays shown
+  // through later navigations; blank and failed documents hide until a real one is ready.
+  let content = false
+  let failure: { url: string; message: string } | undefined
  const state = (): Browser.Tab => ({
    id: options.id,
-    url: contents.getURL().slice(0, 16_384),
+    url: (failure?.url ?? contents.getURL()).slice(0, 16_384),
    title: contents.getTitle().slice(0, 2_048),
    loading: contents.isLoading(),
+    ...(failure ? { loadError: failure.message } : {}),
    canGoBack: contents.navigationHistory.canGoBack(),
    canGoForward: contents.navigationHistory.canGoForward(),
    generation,
@@ -115,16 +121,40 @@ export function createBrowserPage(
  const publish = () => {
    if (!closed) options.publish()
  }
-  const reset = (event: Electron.Event<{ isMainFrame: boolean; isSameDocument: boolean }>) => {
+  const reset = (event: Electron.Event<{ url: string; isMainFrame: boolean; isSameDocument: boolean }>) => {
    if (!event.isMainFrame || event.isSameDocument) return
+    failure = undefined
    generation++
    documents.clear()
    refs.clear()
    diagnostics.clear()
    publish()
  }
+  const settle = () => {
+    content = contents.getURL() !== "about:blank" && !failure
+    updateVisibility()
+  }
  contents.on("did-start-navigation", reset)
-  contents.on("did-stop-loading", publish)
+  contents.on("did-navigate", (_event, url, status, statusText) => {
+    // The server-network proxy answers an unreachable HTTP target with an empty 502. Other
+    // error statuses are real documents from the user's server and stay visible.
+    if (status === 502) failure = { url, message: `${status} ${statusText}`.trim().slice(0, 2_048) }
+    // A blank or failed document paints at commit; a real one waits for dom-ready.
+    if (url === "about:blank" || failure) settle()
+    publish()
+  })
+  contents.on("did-fail-load", (_event, code, description, url, isMainFrame) => {
+    // Cancelled navigation and failed subframes do not replace the current page.
+    if (!isMainFrame || code === -3) return
+    failure = { url, message: description.slice(0, 2_048) }
+    settle()
+    publish()
+  })
+  contents.on("dom-ready", settle)
+  contents.on("did-stop-loading", () => {
+    settle()
+    publish()
+  })
  contents.on("did-navigate-in-page", publish)
  contents.on("page-title-updated", publish)
  contents.on("render-process-gone", () => {
@@ -252,6 +282,14 @@ export function createBrowserPage(
    corner.setVisible(false)
    win.contentView.addChildView(corner)
  })
+  let visible = false
+  const updateVisibility = () => {
+    // The renderer's layout requests may lag behind navigation; the page decides
+    // whether there is a document worth exposing over the themed background.
+    const show = visible && content
+    view.setVisible(show)
+    corners.forEach((corner) => corner.setVisible(show && !!cornerKey))
+  }
  const ready = Promise.all([
    files.ready,
    ...(options.initialize === false
@@ -302,9 +340,9 @@ export function createBrowserPage(
        )
      })
    },
-    setVisible(visible: boolean) {
-      view.setVisible(visible)
-      corners.forEach((corner) => corner.setVisible(visible && !!cornerKey))
+    setVisible(value: boolean) {
+      visible = value
+      updateVisibility()
    },
    async execute(command: Browser.Command, signal: AbortSignal): Promise<Browser.Result> {
      await ready
@@ -1,5 +1,5 @@
 import { randomUUID } from "node:crypto"
-import { Effect, FileSystem } from "effect"
+import { ByteSize, Effect, FileSystem } from "effect"
 import { nativeT } from "../native/translations"

 export const MAX_ATTACHMENT_BYTES = 20 * 1024 * 1024
@@ -43,7 +43,7 @@ export function readAttachment(filePath: string, maxBytes = MAX_ATTACHMENT_BYTES
      const fs = yield* FileSystem.FileSystem
      const file = yield* fs.open(filePath, { flag: "r" })
      const info = yield* file.stat
-      if (info.size > FileSystem.Size(maxBytes))
+      if (info.size > ByteSize.bytes(maxBytes))
        throw new Error(nativeT("desktop.picker.error.sizeLimit", { limit: MAX_ATTACHMENT_BYTES / 1024 / 1024 }))

      const bytes = new Uint8Array(Number(info.size))
@@ -1,6 +1,7 @@
 import { expect } from "bun:test"
 import { NodeSocket } from "@effect/platform-node"
 import { Deferred, Effect, Fiber, Layer, Queue, Scope, Exit } from "effect"
+import { Socket } from "effect/unstable/socket"
 import { testEffect } from "../../../../core/test/lib/effect"
 import { createAskpass } from "./askpass"

@@ -12,16 +13,15 @@ const request = Effect.fn("test.askpass.request")(function* (
  confirm = false,
 ) {
  const socket = yield* NodeSocket.makeNet({ host: "127.0.0.1", port: Number(env.OPENCODE_SSH_ASKPASS_PORT) })
-  const write = yield* socket.writer
+  const writer = yield* socket.writer
  const result = { text: "" }
  yield* Effect.all(
    [
-      socket
-        .runString((text) => {
-          result.text += text
-        })
-        .pipe(Effect.ignore),
-      write(JSON.stringify({ token: env.OPENCODE_SSH_ASKPASS_TOKEN, text, confirm }) + "\n").pipe(Effect.ignore),
+      Effect.gen(function* () {
+        const pull = yield* Socket.readerString(socket)
+        while (true) result.text += (yield* pull).join("")
+      }).pipe(Effect.ignore),
+      writer.write(JSON.stringify({ token: env.OPENCODE_SSH_ASKPASS_TOKEN, text, confirm }) + "\n").pipe(Effect.ignore),
    ],
    { concurrency: "unbounded" },
  )
@@ -1,5 +1,6 @@
 import { NodeSocketServer } from "@effect/platform-node"
 import { Deferred, Effect, Fiber, Schema, Semaphore } from "effect"
+import { Socket } from "effect/unstable/socket"
 import { randomUUID } from "node:crypto"
 import { SshFailure } from "./command"

@@ -16,23 +17,27 @@ export const createAskpass = Effect.fn("Ssh.askpass")(function* (input: {
  const pending = new Map<string, Deferred.Deferred<string>>()
  const prompts = yield* Semaphore.make(1)
  const server = yield* NodeSocketServer.make({ host: "127.0.0.1", port: 0 }).pipe(Effect.mapError(SshFailure.from))
-  if (server.address._tag !== "TcpAddress") return yield* Effect.fail(new SshFailure("connection"))
+  if (server.address._tag === "UnixPathAddress") return yield* Effect.fail(new SshFailure("connection"))

  const serving = yield* server
    .run((socket) =>
      Effect.gen(function* () {
        const request = yield* Deferred.make<string, SshFailure>()
        const state = { buffer: "", received: false }
-        const reader = yield* socket
-          .runString((chunk) => {
-            if (state.received) return Effect.fail(new SshFailure("connection"))
-            state.buffer += chunk
-            if (state.buffer.length > 16_384) return Effect.fail(new SshFailure("connection"))
-            if (!state.buffer.includes("\n")) return Effect.void
-            state.received = true
-            return Deferred.succeed(request, state.buffer.trim())
-          })
-          .pipe(Effect.ensuring(Deferred.fail(request, new SshFailure("connection"))), Effect.forkScoped)
+        const reader = yield* Effect.gen(function* () {
+          const pull = yield* Socket.readerString(socket)
+          while (true) {
+            const chunks = yield* pull
+            for (const chunk of chunks) {
+              if (state.received) return yield* Effect.fail(new SshFailure("connection"))
+              state.buffer += chunk
+              if (state.buffer.length > 16_384) return yield* Effect.fail(new SshFailure("connection"))
+              if (!state.buffer.includes("\n")) continue
+              state.received = true
+              yield* Deferred.succeed(request, state.buffer.trim())
+            }
+          }
+        }).pipe(Effect.ensuring(Deferred.fail(request, new SshFailure("connection"))), Effect.forkScoped)
        const message = yield* Deferred.await(request).pipe(Effect.flatMap(Schema.decodeUnknownEffect(Request)))
        if (message.token !== token) return

@@ -49,8 +54,8 @@ export const createAskpass = Effect.fn("Ssh.askpass")(function* (input: {
              )
              yield* input.prompt({ id, text: message.text, confirm: message.confirm })
              const value = yield* Deferred.await(response)
-              const write = yield* socket.writer
-              yield* write(JSON.stringify({ value }))
+              const writer = yield* socket.writer
+              yield* writer.write(JSON.stringify({ value }))
            }).pipe(Effect.scoped),
          )
          .pipe(Effect.raceFirst(Fiber.join(reader).pipe(Effect.andThen(Effect.fail(new SshFailure("connection"))))))
@@ -1,5 +1,5 @@
 import { expect } from "bun:test"
-import { NodeServices, NodeSocketServer } from "@effect/platform-node"
+import { NodeServices } from "@effect/platform-node"
 import { Deferred, Effect, Fiber, FileSystem, Layer, Path, Stream } from "effect"
 import { FetchHttpClient } from "effect/unstable/http"
 import { ChildProcess, ChildProcessSpawner } from "effect/unstable/process"
@@ -228,17 +228,18 @@ it.live(
    const path = yield* Path.Path
    const config = path.join(yield* fs.makeTempDirectoryScoped({ prefix: "ssh-handshake-test-" }), "config")
    yield* fs.writeFileString(config, "")
-    const connected = yield* Deferred.make<void>()
-    const closed = yield* Deferred.make<void>()
-    const server = yield* NodeSocketServer.make({ host: "127.0.0.1", port: 0 })
-    if (server.address._tag !== "TcpAddress") return yield* Effect.die("missing port")
-    yield* server
-      .run((socket) =>
-        socket
-          .run(() => Effect.void, { onOpen: Deferred.succeed(connected, undefined).pipe(Effect.asVoid) })
-          .pipe(Effect.ensuring(Deferred.succeed(closed, undefined)), Effect.ignore),
-      )
-      .pipe(Effect.forkScoped({ startImmediately: true }))
+    const connected = Promise.withResolvers<void>()
+    const closed = Promise.withResolvers<void>()
+    const server = Bun.listen({
+      hostname: "127.0.0.1",
+      port: 0,
+      socket: {
+        open: () => connected.resolve(),
+        data: () => {},
+        close: () => closed.resolve(),
+      },
+    })
+    yield* Effect.addFinalizer(() => Effect.sync(() => server.stop(true)))
    const controller = yield* createSshController({
      configs: [],
      binary: "unused",
@@ -246,15 +247,16 @@ it.live(
      save: () => Effect.die("must not save"),
    })
    yield* controller.start(
-      { id: "fixture", target: `ssh -F ${quote(config)} -p ${server.address.port} 127.0.0.1`, name: "" },
+      { id: "fixture", target: `ssh -F ${quote(config)} -p ${server.port} 127.0.0.1`, name: "" },
      1,
    )
-    yield* Deferred.await(connected)
-    const waiting = yield* controller.resolve("fixture").pipe(Effect.forkScoped)
+    yield* Effect.promise(() => connected.promise)
+    const waiting = yield* controller.resolve("fixture").pipe(Effect.forkScoped({ startImmediately: true }))
    yield* controller.disconnect("fixture")
-    yield* Deferred.await(closed)
+    yield* Effect.promise(() => closed.promise)
    expect(yield* Fiber.join(waiting)).toBeNull()
    expect((yield* controller.state()).servers[0]?.stage).toBe("disconnected")
+    yield* controller.close
    return undefined
  }).pipe(Effect.timeout("10 seconds")),
 )
@@ -337,7 +337,7 @@ export const createSshController = Effect.fn("Ssh.controller")(function* (input:

 const freePort = Effect.gen(function* () {
  const server = yield* NodeSocketServer.make({ host: "127.0.0.1", port: 0 })
-  if (server.address._tag !== "TcpAddress") return yield* Effect.fail(new SshFailure("connection"))
+  if (server.address._tag === "UnixPathAddress") return yield* Effect.fail(new SshFailure("connection"))
  return server.address.port
 }).pipe(Effect.scoped)

@@ -31,7 +31,25 @@ async function main() {
  app.setPath("userData", path.join(root, "electron-data"))
  app.on("window-all-closed", () => {})
  await app.whenReady()
+  let unavailable = true
+  let finishLoading: (() => void) | undefined
  const web = createServer((request, response) => {
+    if (request.url === "/loading") {
+      response.writeHead(200, { "content-type": "text/html" })
+      response.write("<!doctype html><html><body>Loading")
+      finishLoading = () => response.end("</body></html>")
+      return
+    }
+    if (request.url === "/finish-loading") {
+      finishLoading?.()
+      finishLoading = undefined
+      response.end()
+      return
+    }
+    if (request.url === "/unreachable" && unavailable) {
+      request.socket.destroy()
+      return
+    }
    if (request.url === "/cors-allowed" || request.url === "/cors-denied") {
      if (request.url === "/cors-allowed") response.setHeader("access-control-allow-origin", "*")
      response.setHeader("content-type", "text/plain")
@@ -204,6 +222,19 @@ async function main() {
    assert.equal((await call("tabs.list", {})).tabs.length, 2)
    const tabID = first.id
    assert.equal(first.url, fixture + "/")
+    assert.equal((await call("navigate", { tabID, url: `${fixture}/unreachable` })).loadError, "502 Bad Gateway")
+    const failed = await until(async () => {
+      const tab = (await call("tabs.list", {})).tabs.find((tab) => tab.id === tabID)
+      return tab?.loadError && !tab.loading ? tab : undefined
+    })
+    assert.equal(failed.url, `${fixture}/unreachable`)
+    assert.equal(failed.loadError, "502 Bad Gateway")
+    await until(async () => inventories.get("suite")?.tabs.find((tab) => tab.id === tabID)?.loadError)
+    assert.equal((await call("tabs.list", {})).tabs.find((tab) => tab.id === second.id)?.loadError, undefined)
+    unavailable = false
+    assert.equal((await call("reload", { tabID })).loadError, undefined)
+    assert.equal((await call("navigate", { tabID, url: fixture })).loadError, undefined)
+    console.log("PASS browser navigation failure state and retry")
    const networkProof = await call("evaluate", {
      tabID,
      script: `(async () => ({
@@ -29,6 +29,58 @@ export async function verifyTargets(win: BrowserWindow, url: string) {
  }
  try {
    await page.ready
+    const started = new Promise<void>((resolve) => page.contents.once("did-navigate", () => resolve()))
+    page.setVisible(true)
+    const navigation = execute({ type: "navigate", tabID, url: url + "/loading" })
+    await started
+    assert(page.state().loading)
+    assert(win.contentView.children.slice(children).every((view) => !view.getVisible()))
+    page.setVisible(true)
+    assert(win.contentView.children.slice(children).every((view) => !view.getVisible()))
+    const stopped = new Promise<void>((resolve) => page.contents.once("did-stop-loading", () => resolve()))
+    await fetch(url + "/finish-loading")
+    await navigation
+    await stopped
+    assert.equal(page.state().loading, false)
+    assert(page.view.getVisible(), "The requested visibility must return after loading finishes")
+    console.log("PASS native loading from a blank page keeps the themed background visible until the document is ready")
+    const again = new Promise<void>((resolve) => page.contents.once("did-navigate", () => resolve()))
+    const reloading = execute({ type: "navigate", tabID, url: url + "/loading" })
+    await again
+    assert(page.state().loading)
+    assert(page.view.getVisible(), "A shown page must stay visible while the next document loads")
+    await fetch(url + "/finish-loading")
+    await reloading
+    assert(page.view.getVisible())
+    console.log("PASS native loading from a shown page keeps the previous document visible")
+    await execute({ type: "navigate", tabID, url: url + "/missing" })
+    assert.equal(page.state().loadError, undefined, "An HTTP error page from the server is a real document")
+    page.setVisible(true)
+    assert(page.view.getVisible(), "An HTTP error page from the server must stay visible")
+    console.log("PASS native HTTP error pages stay visible")
+    await assert.rejects(execute({ type: "navigate", tabID, url: url + "/unreachable" }), /ERR_EMPTY_RESPONSE/)
+    assert.equal(page.state().loadError, "ERR_EMPTY_RESPONSE")
+    assert.equal(page.state().url, url + "/unreachable")
+    page.setVisible(true)
+    assert(win.contentView.children.slice(children).every((view) => !view.getVisible()))
+    const clearing = new Promise<void>((resolve) => {
+      page.contents.once("did-start-navigation", () => {
+        page.setVisible(true)
+        assert(win.contentView.children.slice(children).every((view) => !view.getVisible()))
+        resolve()
+      })
+    })
+    await execute({ type: "navigate", tabID, url: "about:blank" })
+    await clearing
+    assert.equal(page.state().loadError, undefined)
+    page.setVisible(true)
+    assert(win.contentView.children.slice(children).every((view) => !view.getVisible()))
+    const restored = new Promise<void>((resolve) => page.contents.once("did-stop-loading", () => resolve()))
+    await execute({ type: "navigate", tabID, url })
+    await restored
+    page.setVisible(true)
+    assert(page.view.getVisible())
+    console.log("PASS native blank navigation stays hidden through stale layout updates")
    for (const color of [
      [255, 255, 255, 255],
      [20, 24, 30, 255],
@@ -91,6 +143,7 @@ export async function verifyTargets(win: BrowserWindow, url: string) {

    await execute({ type: "evaluate", tabID, script: "document.querySelector('a[href=\"/download\"]').click()" })
    const fileID = await waitForFile()
+    assert.equal(page.state().loadError, undefined, "A download must not mark the page as unreachable")
    const fileAction: Browser.Action = { type: "files.get", tabID, fileID }
    const original = await inspect(fileAction)
    assert(original.resources.includes(url + "/download"))
@@ -1,6 +1,6 @@
 {
  "name": "@opencode/enterprise",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "private": true,
  "type": "module",
  "license": "MIT",
@@ -1,6 +1,6 @@
 {
  "name": "@opencode/function",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "$schema": "https://json.schemastore.org/package.json",
  "private": true,
  "type": "module",
@@ -111,26 +111,18 @@ Real applications often select WebSocket URLs inside domain services. Effect rep
 ```ts
 import { NodeSocket } from "@effect/platform-node"
 import { it } from "@effect/vitest"
-import { Deferred, Effect, Layer } from "effect"
+import { Effect, Layer } from "effect"
 import { Socket } from "effect/unstable/socket"
 import { HttpRecorder } from "@opencode/http-recorder"

 const roundTrip = Effect.fn("Echo.roundTrip")(function* (url: string, message: string) {
-  const socket = yield* Socket.makeWebSocket(url, { closeCodeIsError: () => false })
-  const write = yield* socket.writer
-  const echoed = yield* Deferred.make<string>()
-
-  yield* socket.runString(
-    (response) => {
-      return Deferred.succeed(echoed, response).pipe(
-        Effect.andThen(write(new Socket.CloseEvent(1000, "done"))),
-        Effect.orDie,
-      )
-    },
-    { onOpen: write(message).pipe(Effect.orDie) },
-  )
-
-  return yield* Deferred.await(echoed)
+  const socket = yield* Socket.makeWebSocket(url)
+  const writer = yield* socket.writer
+  const pull = yield* Socket.readerString(socket)
+  yield* writer.write(message)
+  const [echoed] = yield* pull
+  yield* writer.write(new Socket.CloseEvent(1000, "done"))
+  return echoed
 })

 it.effect("round trips a message", () =>
@@ -1,6 +1,6 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "name": "@opencode/http-recorder",
  "description": "Record and replay Effect HTTP and WebSocket traffic with deterministic cassettes",
  "type": "module",
@@ -52,7 +52,7 @@
    "typescript": "catalog:"
  },
  "dependencies": {
-    "@effect/platform-node-shared": "4.0.0-rc.112"
+    "@effect/platform-node-shared": "4.0.0-rc.115"
  },
  "peerDependencies": {
    "effect": "catalog:"
@@ -1,5 +1,5 @@
 import { NodeFileSystem } from "@effect/platform-node-shared"
-import { Deferred, Effect, Exit, FiberSet, Layer, Option, Ref, Scope, Semaphore } from "effect"
+import { Deferred, Effect, Exit, Layer, Ref, Scope, Semaphore } from "effect"
 import { Socket } from "effect/unstable/socket"
 import { fileSystem, type Interface, Service } from "../cassette/store.js"
 import type { SocketRecorderOptions } from "../options.js"
@@ -28,7 +28,7 @@ interface ActiveRecording {
 interface PendingRecordings {
  readonly promises: Set<Promise<void>>
  readonly errors: Array<unknown>
-  readonly sockets: Set<globalThis.WebSocket>
+  readonly sockets: Set<Socket.WebSocketLike>
 }
 type Frame = string | Uint8Array

@@ -134,46 +134,6 @@ const assertEvent = (actual: WebSocketEvent, expected: WebSocketEvent | undefine
    if (expected && comparable(actual, asJson) === comparable(expected, asJson)) return
    throw new Error(`WebSocket event ${index + 1}: expected ${safeText(expected)}, received ${safeText(actual)}`)
  })
-const runHandler = <A, E, R>(handler: (value: A) => Effect.Effect<unknown, E, R> | void, value: A) =>
-  Effect.suspend(() => {
-    const result = handler(value)
-    return Effect.isEffect(result) ? Effect.asVoid(result) : Effect.void
-  })
-const runReplay = <A, E, R>(
-  state: ActiveReplay,
-  handler: (value: A) => Effect.Effect<unknown, E, R> | void,
-  decode: (event: WebSocketEvent) => A,
-  onOpen: Effect.Effect<void> | undefined,
-) =>
-  Effect.scoped(
-    Effect.gen(function* () {
-      const handlers = yield* FiberSet.make<unknown, E>()
-      const run = yield* FiberSet.runtime(handlers)<R>()
-      if (onOpen) yield* onOpen
-      const drive = Effect.gen(function* () {
-        while (true) {
-          const current = yield* Ref.get(state.progress)
-          const event = state.interaction.events[current.position]
-          if (!event) return
-          if (yield* Ref.get(state.closed))
-            return yield* Effect.die(
-              new Error(
-                `WebSocket closed with unconsumed events: used ${current.position} of ${state.interaction.events.length}`,
-              ),
-            )
-          if (event.direction === "server") {
-            yield* Ref.set(state.progress, { position: current.position + 1, changed: yield* Deferred.make<void>() })
-            run(runHandler(handler, decode(event)))
-            continue
-          }
-          yield* Deferred.await(current.changed)
-        }
-      })
-      yield* drive.pipe(Effect.raceFirst(FiberSet.join(handlers)))
-      yield* FiberSet.awaitEmpty(handlers).pipe(Effect.raceFirst(FiberSet.join(handlers)))
-    }),
-  )
-
 const makeRecordingSocket = (
  upstream: Socket.Socket,
  cassette: Interface,
@@ -185,71 +145,95 @@ const makeRecordingSocket = (
    const active = yield* Ref.make<ActiveRecording | undefined>(undefined)
    const writeLock = yield* Semaphore.make(1)
    return Socket.make({
-      runRaw: (handler, runOptions) =>
-        Effect.gen(function* () {
-          const state: ActiveRecording = {
-            events: [],
-            eventLock: yield* Semaphore.make(1),
-            accepting: yield* Ref.make(true),
-            opened: false,
-            valid: true,
-          }
-          const occupied = yield* Ref.modify(active, (current) => [current !== undefined, current ?? state])
-          if (occupied) return yield* Effect.die("Concurrent runs of a recorded WebSocket are not supported")
-          yield* upstream
-            .runRaw(
-              (message) => {
-                if (!Ref.getUnsafe(state.accepting)) throw new Error("WebSocket received a frame after closing")
-                state.events.push(redactEvent(encodeEvent("server", message), redactor))
-                return handler(message)
-              },
-              {
-                ...runOptions,
-                onOpen: Effect.gen(function* () {
-                  state.opened = true
-                  if (runOptions?.onOpen) yield* runOptions.onOpen
+      reader: Effect.gen(function* () {
+        const state: ActiveRecording = {
+          events: [],
+          eventLock: yield* Semaphore.make(1),
+          accepting: yield* Ref.make(true),
+          opened: false,
+          valid: true,
+        }
+        const occupied = yield* Ref.modify(active, (current) => [current !== undefined, current ?? state])
+        if (occupied) return yield* Effect.die("Concurrent runs of a recorded WebSocket are not supported")
+        yield* Effect.addFinalizer((exit) =>
+          writeLock.withPermit(
+            state.eventLock.withPermit(
+              Effect.gen(function* () {
+                yield* Ref.set(state.accepting, false)
+                yield* Ref.set(active, undefined)
+                if (!Exit.isSuccess(exit) || !state.opened || !state.valid) return
+                yield* cassette
+                  .append(
+                    name,
+                    {
+                      transport: "websocket",
+                      events: [...state.events],
+                    },
+                    options.metadata,
+                  )
+                  .pipe(Effect.orDie)
+              }),
+            ),
+          ),
+        )
+        const reader = yield* upstream.reader
+        state.opened = true
+        return {
+          ...reader,
+          pull: reader.pull.pipe(
+            Effect.tap((messages) =>
+              state.eventLock.withPermit(
+                Effect.sync(() => {
+                  if (!Ref.getUnsafe(state.accepting)) throw new Error("WebSocket received a frame after closing")
+                  state.events.push(...messages.map((message) => redactEvent(encodeEvent("server", message), redactor)))
                }),
-              },
-            )
-            .pipe(
-              Effect.onExit((exit) =>
-                writeLock.withPermit(
-                  state.eventLock.withPermit(
-                    Effect.gen(function* () {
-                      yield* Ref.set(state.accepting, false)
-                      yield* Ref.set(active, undefined)
-                      if (!Exit.isSuccess(exit) || !state.opened || !state.valid) return
-                      yield* cassette
-                        .append(
-                          name,
-                          {
-                            transport: "websocket",
-                            events: [...state.events],
-                          },
-                          options.metadata,
-                        )
-                        .pipe(Effect.orDie)
-                    }),
-                  ),
-                ),
              ),
-            )
-        }),
+            ),
+            Effect.tapError((error) =>
+              Effect.sync(() => {
+                if (error.reason._tag !== "SocketCloseError") state.valid = false
+              }),
+            ),
+          ),
+        }
+      }),
      writer: upstream.writer.pipe(
-        Effect.map(
-          (write) => (message) =>
+        Effect.map((writer) => {
+          const write: Socket.Writer["write"] = (message) =>
            writeLock.withPermit(
              Effect.gen(function* () {
-                if (Socket.isCloseEvent(message)) return yield* write(message)
+                if (Socket.isCloseEvent(message)) return yield* writer.write(message)
                const state = yield* Ref.get(active)
                if (!state || !(yield* Ref.get(state.accepting)))
                  return yield* Effect.die("WebSocket writer used without an active socket run")
-                const event = redactEvent(encodeEvent("client", message), redactor)
-                yield* state.eventLock.withPermit(Effect.sync(() => state.events.push(event)))
-                return yield* write(message).pipe(Effect.onError(() => Effect.sync(() => (state.valid = false))))
+                yield* state.eventLock.withPermit(
+                  Effect.sync(() => state.events.push(redactEvent(encodeEvent("client", message), redactor))),
+                )
+                return yield* writer.write(message).pipe(Effect.onError(() => Effect.sync(() => (state.valid = false))))
              }),
-            ),
-        ),
+            )
+          return {
+            write,
+            writeAll: (messages) =>
+              writeLock.withPermit(
+                Effect.gen(function* () {
+                  const state = yield* Ref.get(active)
+                  if (!state || !(yield* Ref.get(state.accepting)))
+                    return yield* Effect.die("WebSocket writer used without an active socket run")
+                  yield* state.eventLock.withPermit(
+                    Effect.sync(() =>
+                      state.events.push(
+                        ...messages.map((message) => redactEvent(encodeEvent("client", message), redactor)),
+                      ),
+                    ),
+                  )
+                  return yield* writer
+                    .writeAll(messages)
+                    .pipe(Effect.onError(() => Effect.sync(() => (state.valid = false))))
+                }),
+              ),
+          }
+        }),
      ),
    })
  })
@@ -265,70 +249,109 @@ const makeReplaySocket = (
    const active = yield* Ref.make<ActiveReplay | undefined>(undefined)
    const runLock = yield* Semaphore.make(1)
    return Socket.make({
-      runRaw: (handler, runOptions) =>
-        runLock
-          .withPermitsIfAvailable(1)(
-            Effect.gen(function* () {
-              const claimed = yield* replay
-                .claim((interaction) =>
-                  interaction ? Effect.void : Effect.die("Missing recorded WebSocket interaction"),
-                )
-                .pipe(Effect.orDie)
-              const state = {
-                interaction: claimed.interaction,
-                progress: yield* Ref.make({ position: 0, changed: yield* Deferred.make<void>() }),
-                writeLock: yield* Semaphore.make(1),
-                closed: yield* Ref.make(false),
-              }
-              yield* Ref.set(active, state)
-              yield* runReplay(state, handler, decodeEvent, runOptions?.onOpen).pipe(
-                Effect.ensuring(Ref.set(active, undefined)),
-              )
-            }),
-          )
-          .pipe(
-            Effect.flatMap(
-              Option.match({
-                onNone: () => Effect.die("Concurrent runs of a replayed WebSocket are not supported"),
-                onSome: () => Effect.void,
-              }),
+      reader: Effect.gen(function* () {
+        if (!(yield* runLock.takeIfAvailable(1)))
+          return yield* Effect.die("Concurrent runs of a replayed WebSocket are not supported")
+        yield* Effect.addFinalizer(() =>
+          Effect.all([Ref.set(active, undefined), runLock.release(1)], { discard: true }),
+        )
+        const claimed = yield* replay
+          .claim((interaction) => (interaction ? Effect.void : Effect.die("Missing recorded WebSocket interaction")))
+          .pipe(Effect.orDie)
+        const state = {
+          interaction: claimed.interaction,
+          progress: yield* Ref.make({ position: 0, changed: yield* Deferred.make<void>() }),
+          writeLock: yield* Semaphore.make(1),
+          closed: yield* Ref.make(false),
+        }
+        yield* Ref.set(active, state)
+        const pull: Socket.Reader["pull"] = Effect.suspend(() =>
+          Effect.gen(function* () {
+            const current = yield* Ref.get(state.progress)
+            if (yield* Ref.get(state.closed))
+              return yield* Effect.fail(new Socket.SocketError({ reason: new Socket.SocketCloseError({ code: 1000 }) }))
+            const remaining = state.interaction.events.slice(current.position)
+            const client = remaining.findIndex((event) => event.direction === "client")
+            const messages = client === -1 ? remaining : remaining.slice(0, client)
+            if (messages.length > 0) {
+              yield* Ref.set(state.progress, {
+                position: current.position + messages.length,
+                changed: yield* Deferred.make<void>(),
+              })
+              return messages.map(decodeEvent) as [Frame, ...Array<Frame>]
+            }
+            if (current.position === state.interaction.events.length)
+              return yield* Effect.fail(new Socket.SocketError({ reason: new Socket.SocketCloseError({ code: 1000 }) }))
+            yield* Deferred.await(current.changed)
+            return yield* pull
+          }),
+        )
+        return { pull, upgrade: Socket.SocketUpgradeError.unsupported }
+      }),
+      writer: Effect.succeed({
+        write: (message) =>
+          Ref.get(active).pipe(
+            Effect.flatMap((state) =>
+              state
+                ? state.writeLock.withPermit(
+                    Effect.gen(function* () {
+                      const current = yield* Ref.get(state.progress)
+                      if (Socket.isCloseEvent(message)) {
+                        yield* Ref.set(state.closed, true)
+                        yield* Deferred.succeed(current.changed, undefined)
+                        if (current.position === state.interaction.events.length) return
+                        return yield* Effect.die(
+                          new Error(
+                            `WebSocket closed with unconsumed events: used ${current.position} of ${state.interaction.events.length}`,
+                          ),
+                        )
+                      }
+                      const actual = redactEvent(encodeEvent("client", message), redactor)
+                      yield* assertEvent(
+                        actual,
+                        state.interaction.events[current.position],
+                        current.position,
+                        options.compareClientMessagesAsJson === true,
+                      )
+                      yield* Ref.set(state.progress, {
+                        position: current.position + 1,
+                        changed: yield* Deferred.make<void>(),
+                      })
+                      yield* Deferred.succeed(current.changed, undefined)
+                    }),
+                  )
+                : Effect.die("WebSocket writer used without an active socket run"),
            ),
          ),
-      writer: Effect.succeed((message) =>
-        Ref.get(active).pipe(
-          Effect.flatMap((state) =>
-            state
-              ? state.writeLock.withPermit(
-                  Effect.gen(function* () {
-                    const current = yield* Ref.get(state.progress)
-                    if (Socket.isCloseEvent(message)) {
-                      yield* Ref.set(state.closed, true)
-                      yield* Deferred.succeed(current.changed, undefined)
-                      if (current.position === state.interaction.events.length) return
-                      return yield* Effect.die(
-                        new Error(
-                          `WebSocket closed with unconsumed events: used ${current.position} of ${state.interaction.events.length}`,
-                        ),
+        writeAll: (messages) =>
+          Effect.forEach(
+            messages,
+            (message) =>
+              Ref.get(active).pipe(
+                Effect.flatMap((state) =>
+                  state
+                    ? state.writeLock.withPermit(
+                        Effect.gen(function* () {
+                          const current = yield* Ref.get(state.progress)
+                          yield* assertEvent(
+                            redactEvent(encodeEvent("client", message), redactor),
+                            state.interaction.events[current.position],
+                            current.position,
+                            options.compareClientMessagesAsJson === true,
+                          )
+                          yield* Ref.set(state.progress, {
+                            position: current.position + 1,
+                            changed: yield* Deferred.make<void>(),
+                          })
+                          yield* Deferred.succeed(current.changed, undefined)
+                        }),
                      )
-                    }
-                    const actual = redactEvent(encodeEvent("client", message), redactor)
-                    yield* assertEvent(
-                      actual,
-                      state.interaction.events[current.position],
-                      current.position,
-                      options.compareClientMessagesAsJson === true,
-                    )
-                    yield* Ref.set(state.progress, {
-                      position: current.position + 1,
-                      changed: yield* Deferred.make<void>(),
-                    })
-                    yield* Deferred.succeed(current.changed, undefined)
-                  }),
-                )
-              : Effect.die("WebSocket writer used without an active socket run"),
+                    : Effect.die("WebSocket writer used without an active socket run"),
+                ),
+              ),
+            { discard: true },
          ),
-        ),
-      ),
+      }),
    })
  })

@@ -399,13 +422,13 @@ const makeRecordingWebSocketConstructor = (
    const onOpen = () => {
      opened = true
    }
-    const onMessage = (event: MessageEvent) => {
+    const onMessage = (event: Socket.WebSocketEvent) => {
      appendEvent("server", event.data)
    }
    const onError = () => {
      failed = true
    }
-    const onClose = (event: CloseEvent) => {
+    const onClose = (event: Socket.WebSocketEvent) => {
      native.removeEventListener("open", onOpen)
      native.removeEventListener("message", onMessage)
      native.removeEventListener("error", onError)
@@ -421,7 +444,7 @@ const makeRecordingWebSocketConstructor = (
              sequence,
              url: request.url,
              protocols: requestedProtocols,
-              close: { code: event.code, reason: event.reason },
+              close: { code: event.code ?? 1006, reason: event.reason ?? "" },
            },
            events: [...events],
          }
@@ -1,5 +1,5 @@
 import { describe, expect, test } from "bun:test"
-import { Deferred, Effect, Exit, Fiber, Layer } from "effect"
+import { Deferred, Effect, Exit, Fiber, FiberSet, Layer } from "effect"
 import { Socket } from "effect/unstable/socket"
 import { existsSync } from "node:fs"
 import { HttpRecorder } from "../src"
@@ -7,10 +7,58 @@ import { layerSocketWithMode } from "../src/websocket/recorder"
 import { failureText, readCassette, seedCassetteDirectory, tempDirectory, withEnvironment } from "./support"

 const unavailableSocket = Socket.make({
-  runRaw: () => Effect.die(new Error("unexpected live WebSocket run")),
-  writer: Effect.succeed(() => Effect.die(new Error("unexpected live WebSocket write"))),
+  reader: Effect.die(new Error("unexpected live WebSocket run")),
+  writer: Effect.succeed({
+    write: () => Effect.die(new Error("unexpected live WebSocket write")),
+    writeAll: () => Effect.die(new Error("unexpected live WebSocket write")),
+  }),
 })

+const runRaw = <E, R>(
+  socket: Socket.Socket,
+  handler: (message: string | Uint8Array) => Effect.Effect<unknown, E, R> | void,
+  onOpen?: Effect.Effect<void, E, R>,
+) =>
+  Effect.scoped(
+    Effect.gen(function* () {
+      const handlers = yield* FiberSet.make<unknown, E>()
+      const run = yield* FiberSet.runtime(handlers)<R>()
+      const reader = yield* socket.reader
+      if (onOpen) yield* onOpen
+      yield* Effect.gen(function* () {
+        while (true) {
+          const messages = yield* reader.pull
+          messages.forEach((message) =>
+            run(
+              Effect.suspend(() => {
+                const result = handler(message)
+                return Effect.isEffect(result) ? Effect.asVoid(result) : Effect.void
+              }),
+            ),
+          )
+        }
+      }).pipe(
+        Effect.catchIf(
+          (error) => Socket.SocketError.is(error) && error.reason._tag === "SocketCloseError",
+          () => Effect.void,
+        ),
+        Effect.raceFirst(FiberSet.join(handlers)),
+      )
+      yield* FiberSet.awaitEmpty(handlers).pipe(Effect.raceFirst(FiberSet.join(handlers)))
+    }),
+  )
+
+const runString = <E, R>(
+  socket: Socket.Socket,
+  handler: (message: string) => Effect.Effect<unknown, E, R> | void,
+  onOpen?: Effect.Effect<void, E, R>,
+) =>
+  runRaw(
+    socket,
+    (message) => handler(typeof message === "string" ? message : new TextDecoder().decode(message)),
+    onOpen,
+  )
+
 class EchoWebSocket extends EventTarget {
  readonly protocol = ""
  readonly extensions = ""
@@ -53,12 +101,13 @@ describe("WebSocket", () => {
        Effect.gen(function* () {
          const socket = yield* Socket.makeWebSocket("wss://echo.example.test/one", {
            protocols: ["echo.v1"],
-            closeCodeIsError: () => false,
-          })
-          const write = yield* socket.writer
-          yield* socket.runString(() => write(new Socket.CloseEvent(1000, "complete")).pipe(Effect.orDie), {
-            onOpen: write("hello").pipe(Effect.orDie),
          })
+          const writer = yield* socket.writer
+          yield* runString(
+            socket,
+            () => writer.write(new Socket.CloseEvent(1000, "complete")).pipe(Effect.orDie),
+            writer.write("hello").pipe(Effect.orDie),
+          )
        }).pipe(Effect.scoped, Effect.provide(recorder)),
      ),
    )
@@ -141,17 +190,15 @@ describe("WebSocket", () => {
      Effect.gen(function* () {
        const socket = yield* Socket.makeWebSocket("wss://events.example.test/workspaces/one", {
          protocols: ["events.v1"],
-          closeCodeIsError: () => false,
        })
-        const write = yield* socket.writer
+        const writer = yield* socket.writer
        const received: string[] = []
-        yield* socket.runString(
+        yield* runString(
+          socket,
          (message) => {
            received.push(message)
          },
-          {
-            onOpen: write('{"type":"subscribe"}').pipe(Effect.orDie),
-          },
+          writer.write('{"type":"subscribe"}').pipe(Effect.orDie),
        )
        return received
      }).pipe(Effect.scoped, Effect.provide(recorder)),
@@ -187,7 +234,7 @@ describe("WebSocket", () => {
    const exit = await Effect.runPromise(
      Effect.gen(function* () {
        const socket = yield* Socket.makeWebSocket("wss://events.example.test/workspaces/two")
-        yield* socket.runString(() => {})
+        yield* runString<never, never>(socket, () => {})
      }).pipe(Effect.scoped, Effect.exit, Effect.provide(recorder)),
    )

@@ -200,23 +247,28 @@ describe("WebSocket", () => {
      type: "response.completed",
      token: "server-secret",
    })
+    let sent = false
    const upstream = Socket.make({
-      runRaw: (handler, options) =>
-        Effect.gen(function* () {
-          if (options?.onOpen) yield* options.onOpen
-          const result = handler(response)
-          if (Effect.isEffect(result)) yield* result
+      reader: Effect.succeed({
+        pull: Effect.suspend(() => {
+          if (sent) return Effect.fail(new Socket.SocketError({ reason: new Socket.SocketCloseError({ code: 1000 }) }))
+          sent = true
+          return Effect.succeed([response])
        }),
-      writer: Effect.succeed(() => Effect.void),
+        upgrade: Socket.SocketUpgradeError.unsupported,
+      }),
+      writer: Effect.succeed({ write: () => Effect.void, writeAll: () => Effect.void }),
    })

    await Effect.runPromise(
      Effect.gen(function* () {
        const socket = yield* Socket.Socket
-        const write = yield* socket.writer
-        yield* socket.runRaw(() => {}, {
-          onOpen: write(JSON.stringify({ type: "response.create", token: "client-secret" })).pipe(Effect.orDie),
-        })
+        const writer = yield* socket.writer
+        yield* runRaw(
+          socket,
+          () => {},
+          writer.write(JSON.stringify({ type: "response.create", token: "client-secret" })).pipe(Effect.orDie),
+        )
      }).pipe(
        Effect.scoped,
        Effect.provide(
@@ -279,14 +331,14 @@ describe("WebSocket", () => {
    await Effect.runPromise(
      Effect.gen(function* () {
        const socket = yield* Socket.Socket
-        const write = yield* socket.writer
-        yield* socket.runRaw((message) =>
+        const writer = yield* socket.writer
+        yield* runRaw(socket, (message) =>
          Effect.gen(function* () {
            if (typeof message !== "string") return
            received.push(message)
            const event: unknown = JSON.parse(message)
            if (typeof event !== "object" || event === null || !("type" in event)) return
-            if (event.type === "session.created") yield* write('{"prompt":"hello","type":"response.create"}')
+            if (event.type === "session.created") yield* writer.write('{"prompt":"hello","type":"response.create"}')
          }),
        )
      }).pipe(
@@ -343,21 +395,21 @@ describe("WebSocket", () => {
    await Effect.runPromise(
      Effect.gen(function* () {
        const socket = yield* Socket.Socket
-        const write = yield* socket.writer
-        yield* socket.runString((message) =>
+        const writer = yield* socket.writer
+        yield* runString(socket, (message) =>
          Effect.gen(function* () {
            received.push(message)
            const event: unknown = JSON.parse(message)
            if (typeof event !== "object" || event === null) return
            if ("type" in event && event.type === "session.created") {
-              yield* write('{"prompt":"first","type":"response.create"}')
+              yield* writer.write('{"prompt":"first","type":"response.create"}')
              return
            }
            if ("id" in event && event.id === "first") {
-              yield* write('{"prompt":"second","type":"response.create"}')
+              yield* writer.write('{"prompt":"second","type":"response.create"}')
              return
            }
-            yield* write(new Socket.CloseEvent(1000, "done"))
+            yield* writer.write(new Socket.CloseEvent(1000, "done"))
          }),
        )
      }).pipe(
@@ -393,7 +445,7 @@ describe("WebSocket", () => {
      Effect.gen(function* () {
        const socket = yield* Socket.Socket
        const second = yield* Deferred.make<void>()
-        yield* socket.runString((message) =>
+        yield* runString(socket, (message) =>
          message === "first" ? Deferred.await(second) : Deferred.succeed(second, undefined),
        )
      }).pipe(
@@ -420,23 +472,21 @@ describe("WebSocket", () => {
        const socket = yield* Socket.Socket
        const started = yield* Deferred.make<void>()
        const release = yield* Deferred.make<void>()
-        const first = yield* socket
-          .runString((message) =>
-            Effect.gen(function* () {
-              received.push(message)
-              yield* Deferred.succeed(started, undefined)
-              yield* Deferred.await(release)
-            }),
-          )
-          .pipe(Effect.forkChild)
+        const first = yield* runString(socket, (message) =>
+          Effect.gen(function* () {
+            received.push(message)
+            yield* Deferred.succeed(started, undefined)
+            yield* Deferred.await(release)
+          }),
+        ).pipe(Effect.forkChild)
        yield* Deferred.await(started)

-        const concurrent = yield* Effect.exit(socket.runString(() => Effect.void))
+        const concurrent = yield* Effect.exit(runString(socket, () => Effect.void))
        expect(failureText(concurrent)).toContain("Concurrent runs")

        yield* Deferred.succeed(release, undefined)
        yield* Fiber.join(first)
-        yield* socket.runString((message) => Effect.sync(() => received.push(message)))
+        yield* runString(socket, (message) => Effect.sync(() => received.push(message)))
      }).pipe(
        Effect.scoped,
        Effect.provide(
@@ -462,11 +512,9 @@ describe("WebSocket", () => {
    const exit = await Effect.runPromise(
      Effect.gen(function* () {
        const socket = yield* Socket.Socket
-        const write = yield* socket.writer
+        const writer = yield* socket.writer
        return yield* Effect.exit(
-          socket.runRaw(() => {}, {
-            onOpen: write(new Socket.CloseEvent(1000)).pipe(Effect.orDie),
-          }),
+          runRaw(socket, () => {}, writer.write(new Socket.CloseEvent(1000)).pipe(Effect.orDie)),
        )
      }).pipe(
        Effect.scoped,
@@ -486,7 +534,7 @@ describe("WebSocket", () => {
    const exit = await Effect.runPromise(
      Effect.gen(function* () {
        const socket = yield* Socket.Socket
-        return yield* Effect.exit(socket.runRaw(() => {}))
+        return yield* Effect.exit(runRaw<never, never>(socket, () => {}))
      }).pipe(
        Effect.scoped,
        Effect.provide(
@@ -495,8 +543,8 @@ describe("WebSocket", () => {
              Layer.succeed(
                Socket.Socket,
                Socket.make({
-                  runRaw: () => Effect.die(new Error("connection failed")),
-                  writer: Effect.succeed(() => Effect.void),
+                  reader: Effect.die(new Error("connection failed")),
+                  writer: Effect.succeed({ write: () => Effect.void, writeAll: () => Effect.void }),
                }),
              ),
            ),
@@ -534,13 +582,14 @@ describe("WebSocket", () => {
    await Effect.runPromise(
      Effect.gen(function* () {
        const socket = yield* Socket.Socket
-        const write = yield* socket.writer
-        const run = socket.runRaw(
+        const writer = yield* socket.writer
+        const run = runRaw(
+          socket,
          (message) => {
            if (typeof message === "string") throw new Error("Expected a binary WebSocket frame")
            received.push([...message])
          },
-          { onOpen: write(new Uint8Array([1, 2])).pipe(Effect.orDie) },
+          writer.write(new Uint8Array([1, 2])).pipe(Effect.orDie),
        )
        yield* run
        yield* run
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/httpapi-codegen",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "private": true,
  "type": "module",
  "exports": {
@@ -1,6 +1,6 @@
 import { describe, expect } from "bun:test"
 import { join } from "node:path"
-import { Effect, FileSystem, Option } from "effect"
+import { ByteSize, Effect, FileSystem, Option } from "effect"
 import { write, type Output } from "../src"
 import { it } from "./effect"

@@ -150,7 +150,7 @@ describe("HttpApiCodegen.write", () => {
              uid: Option.none(),
              gid: Option.none(),
              rdev: Option.none(),
-              size: FileSystem.Size(0),
+              size: ByteSize.bytes(0),
              blksize: Option.none(),
              blocks: Option.none(),
            }),
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/latex",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "private": true,
  "type": "module",
  "exports": {
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/merman",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "private": true,
  "type": "module",
  "exports": {
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/plugin-browser",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "description": "OpenCode's desktop browser plugin",
  "type": "module",
  "license": "MIT",
@@ -54,6 +54,7 @@ export const Tab = Schema.Struct({
  url: Schema.String.check(Schema.isMaxLength(16_384)),
  title: short,
  loading: Schema.Boolean,
+  loadError: optional(short),
  canGoBack: Schema.Boolean,
  canGoForward: Schema.Boolean,
  generation: count,
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/plugin",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "type": "module",
  "license": "MIT",
  "scripts": {
@@ -237,25 +237,26 @@ export function fromPromise(plugin: Plugin) {
        const VcsEndpoints = ClientApi.groups["server.vcs"].endpoints
        const WebSearchEndpoints = ClientApi.groups["server.websearch"].endpoints
        const WorktreeEndpoints = ClientApi.groups["server.worktree"].endpoints
-        const context = yield* Effect.context<Scope.Scope>()
+        const runtime = yield* Effect.context<Scope.Scope>()
        const streams = yield* makeStreams()

        // Run a hook registration on the plugin scope and resolve once it is registered.
        const register = (effect: Effect.Effect<HostRegistration, never, Scope.Scope>): Promise<Registration> =>
-          Effect.runPromiseWith(context)(effect).then((registration) => ({
-            dispose: () => Effect.runPromiseWith(context)(registration.dispose),
+          Effect.runPromiseWith(runtime)(effect).then((registration) => ({
+            dispose: () => Effect.runPromiseWith(runtime)(registration.dispose),
          }))

-        const run = <A, E>(effect: Effect.Effect<A, E>) => Effect.runPromiseWith(context)(effect)
+        const run = <A, E>(effect: Effect.Effect<A, E>) => Effect.runPromiseWith(runtime)(effect)

        const promiseExecutor =
          (execute: Tool.Info["execute"]): Info["execute"] =>
          (input, context) =>
-            run(
+            Effect.runPromiseWith(runtime)(
              execute(input, {
                ...context,
                progress: (update) => Effect.promise(() => context.progress(update)),
              }),
+              { signal: context.signal },
            )

        const adaptApiMethod = <PromiseMethod>(
@@ -273,7 +274,7 @@ export function fromPromise(plugin: Plugin) {
              const result = yield* method(Object.assign({}, ...decoded) as never)
              if (compiled.noContent) return undefined
              return yield* compiled.encode(result)
-            }).pipe(Effect.runPromiseWith(context))) as PromiseMethod
+            }).pipe(Effect.runPromiseWith(runtime))) as PromiseMethod
        }

        const transform =
@@ -424,8 +425,8 @@ export function fromPromise(plugin: Plugin) {
              ),
            reload: () => run(host.integration.reload()),
            connection: {
-              active: (id) => Effect.runPromiseWith(context)(host.integration.connection.active(id)),
-              resolve: (connection) => Effect.runPromiseWith(context)(host.integration.connection.resolve(connection)),
+              active: (id) => Effect.runPromiseWith(runtime)(host.integration.connection.active(id)),
+              resolve: (connection) => Effect.runPromiseWith(runtime)(host.integration.connection.resolve(connection)),
            },
          },
          mcp: {
@@ -612,9 +613,10 @@ function attempt<A>(evaluate: (signal: AbortSignal) => PromiseLike<A>) {
 type RuntimeSchema = Schema.Codec<unknown, unknown>

 const executePromiseTool = (tool: Info, input: any, context: Tool.Context) =>
-  Effect.promise(() =>
+  Effect.promise((signal) =>
    tool.execute(input, {
      ...context,
-      progress: (update) => Effect.runPromise(context.progress(update)),
+      signal,
+      progress: (update) => Effect.runPromise(context.progress(update), { signal }),
    }),
  )
@@ -9,6 +9,7 @@ import type { Types } from "effect"
 import type { Hooks, Transform } from "./registration.js"

 export interface ToolContext extends Omit<Tool.Context, "progress"> {
+  readonly signal: AbortSignal
  readonly progress: (update: Tool.Metadata) => Promise<void>
 }

@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/protocol",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "type": "module",
  "license": "MIT",
  "repository": {
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/schema",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "type": "module",
  "license": "MIT",
  "repository": {
@@ -1,6 +1,6 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "name": "@opencode/sdk",
  "type": "module",
  "license": "MIT",
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/server",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "type": "module",
  "license": "MIT",
  "repository": {
@@ -124,7 +124,7 @@ export const PersistentPtyHandler = HttpApiBuilder.group(Api, "server.experiment
          if (!Number.isSafeInteger(cursor) || cursor < 0) return HttpServerResponse.empty({ status: 400 })

          const socket = yield* Effect.orDie(ctx.request.upgrade)
-          const write = yield* socket.writer
+          const writer = yield* socket.writer
          const outbox = yield* Queue.unbounded<string | Uint8Array | Socket.CloseEvent>()
          const input = yield* Semaphore.make(1)
          let attachment: PersistentPty.Attachment | undefined
@@ -187,41 +187,52 @@ export const PersistentPtyHandler = HttpApiBuilder.group(Api, "server.experiment
          const drain = Effect.gen(function* () {
            while (true) {
              const item = yield* Queue.take(outbox)
-              yield* write(item)
+              yield* writer.write(item)
              if (item instanceof Socket.CloseEvent) return
            }
          })

          yield* runPtySocket(
            drain,
-            socket.runRaw(
-              (message) =>
-                input.withPermit(
-                  Effect.suspend(() => {
-                    if (!attachment) return Effect.void
-                    const data = typeof message === "string" ? Buffer.from(message) : message
-                    if (!framedInput)
-                      return pty
-                        .input(
-                          ctx.params.ptyID,
-                          attachmentID,
-                          attachment.info.size.cols,
-                          attachment.info.size.rows,
-                          data,
-                        )
-                        .pipe(Effect.ignore)
-                    if (data.byteLength < 5) return Effect.void
-                    const view = new DataView(data.buffer, data.byteOffset, data.byteLength)
-                    const type = data[0]
-                    const cols = view.getUint16(1)
-                    const rows = view.getUint16(3)
-                    if ((type !== 0 && type !== 1) || cols === 0 || rows === 0) return Effect.void
-                    if (type === 0) return pty.control(ctx.params.ptyID, attachmentID, cols, rows).pipe(Effect.ignore)
-                    return pty.input(ctx.params.ptyID, attachmentID, cols, rows, data.subarray(5)).pipe(Effect.ignore)
-                  }),
-                ),
-              { onOpen },
-            ),
+            Effect.gen(function* () {
+              const reader = yield* socket.reader
+              yield* onOpen
+              while (true) {
+                const messages = yield* reader.pull
+                yield* Effect.forEach(
+                  messages,
+                  (message) =>
+                    input.withPermit(
+                      Effect.suspend(() => {
+                        if (!attachment) return Effect.void
+                        const data = typeof message === "string" ? Buffer.from(message) : message
+                        if (!framedInput)
+                          return pty
+                            .input(
+                              ctx.params.ptyID,
+                              attachmentID,
+                              attachment.info.size.cols,
+                              attachment.info.size.rows,
+                              data,
+                            )
+                            .pipe(Effect.ignore)
+                        if (data.byteLength < 5) return Effect.void
+                        const view = new DataView(data.buffer, data.byteOffset, data.byteLength)
+                        const type = data[0]
+                        const cols = view.getUint16(1)
+                        const rows = view.getUint16(3)
+                        if ((type !== 0 && type !== 1) || cols === 0 || rows === 0) return Effect.void
+                        if (type === 0)
+                          return pty.control(ctx.params.ptyID, attachmentID, cols, rows).pipe(Effect.ignore)
+                        return pty
+                          .input(ctx.params.ptyID, attachmentID, cols, rows, data.subarray(5))
+                          .pipe(Effect.ignore)
+                      }),
+                    ),
+                  { discard: true },
+                )
+              }
+            }),
            () => attachment?.detach(),
          ).pipe(
            Effect.catchReason("SocketError", "SocketCloseError", () => Effect.void),
@@ -165,15 +165,17 @@ export const PtyHandler = HttpApiBuilder.group(Api, "server.pty", (handlers) =>
              : undefined

          const socket = yield* Effect.orDie(ctx.request.upgrade)
-          const write = yield* socket.writer
+          const writer = yield* socket.writer
          const closeAccepted = (event: Socket.CloseEvent) =>
-            socket
-              .runRaw(() => Effect.void, { onOpen: write(event).pipe(Effect.catch(() => Effect.void)) })
-              .pipe(
-                Effect.timeout("1 second"),
-                Effect.catchReason("SocketError", "SocketCloseError", () => Effect.void),
-                Effect.catch(() => Effect.void),
-              )
+            Effect.gen(function* () {
+              const reader = yield* socket.reader
+              yield* writer.write(event).pipe(Effect.catch(() => Effect.void))
+              while (true) yield* reader.pull
+            }).pipe(
+              Effect.timeout("1 second"),
+              Effect.catchReason("SocketError", "SocketCloseError", () => Effect.void),
+              Effect.catch(() => Effect.void),
+            )

          // Outbound frames flow through one queue drained by a single writer so replay, live
          // output, and the close frame keep their order.
@@ -202,16 +204,22 @@ export const PtyHandler = HttpApiBuilder.group(Api, "server.pty", (handlers) =>
          const drain = Effect.gen(function* () {
            while (true) {
              const item = yield* Queue.take(outbox)
-              yield* write(item)
+              yield* writer.write(item)
              if (item instanceof Socket.CloseEvent) return
            }
          })

          yield* runPtySocket(
            drain,
-            socket.runRaw((message) => {
-              const decoded = PtyProtocol.decodeInput(message)
-              if (decoded !== undefined) attachment.write(decoded)
+            Effect.gen(function* () {
+              const reader = yield* socket.reader
+              while (true) {
+                const messages = yield* reader.pull
+                messages.forEach((message) => {
+                  const decoded = PtyProtocol.decodeInput(message)
+                  if (decoded !== undefined) attachment.write(decoded)
+                })
+              }
            }),
            attachment.detach,
          ).pipe(
@@ -16,6 +16,7 @@ import {
  HttpServerRequest,
  HttpServerResponse,
 } from "effect/unstable/http"
+import { NetAddress } from "effect/unstable/net"
 import { createServer } from "node:http"
 import { ServerAuth } from "./auth"
 import { isAllowedCorsOrigin } from "./cors"
@@ -28,7 +29,7 @@ import type { ServerOptions } from "./options"

 export interface Lifecycle<E = never, R = never> {
  readonly onListen: (
-    address: HttpServer.Address,
+    address: NetAddress.SocketAddress,
    shutdown: Effect.Effect<void>,
  ) => Effect.Effect<Effect.Effect<void>, E, R>
 }
@@ -1,6 +1,6 @@
 {
  "name": "@opencode/session-ui",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "private": true,
  "type": "module",
  "license": "MIT",
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/simulation",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "type": "module",
  "license": "MIT",
  "repository": {
@@ -28,7 +28,7 @@ export const simulationReplacements: (app: {
    // ModelsDev dies when its catalog fetch fails, so simulation answers it with
    // an empty catalog; providers come from seeded config instead.
    const models = SimulationNetwork.json("GET", "https://models.opencode.ai/api.json", {})
-    const drive = yield* Config.string("OPENCODE_DRIVE").pipe(Config.withDefault(undefined))
+    const drive = yield* Config.String("OPENCODE_DRIVE").pipe(Config.withDefault(undefined))
    if (!drive) return [httpClient.replace(SimulationNetwork.layer([models]))] satisfies LayerNode.Replacements

    const manifest = yield* DriveManifest.resolve()
@@ -7,7 +7,7 @@ import { SimulationServer } from "./server"

 /** Drive-mode renderer and control-server acquisition. */
 export const create = Effect.fn("Drive.create")(function* (options: CliRendererConfig, version: string) {
-  const headless = (yield* Config.string("OPENCODE_DRIVE_RENDERER").pipe(Config.withDefault("visible"))) === "headless"
+  const headless = (yield* Config.String("OPENCODE_DRIVE_RENDERER").pipe(Config.withDefault("visible"))) === "headless"
  const manifest = yield* DriveManifest.resolve()
  const renderer = headless
    ? yield* SimulationRenderer.create(options, manifest.recording?.timeline, manifest.viewport)
@@ -70,11 +70,11 @@ export const resolve = Effect.fn("DriveManifest.resolve")(function* () {
  const name = yield* Config.schema(InstanceName, "OPENCODE_DRIVE").pipe(Effect.mapError(configError))
  if (name === "1") return defaults

-  const state = yield* Config.string("XDG_STATE_HOME").pipe(
+  const state = yield* Config.String("XDG_STATE_HOME").pipe(
    Config.withDefault(join(homedir(), ".local", "state")),
    Effect.mapError(configError),
  )
-  const directory = yield* Config.string("DRIVE_REGISTRY_DIR").pipe(
+  const directory = yield* Config.String("DRIVE_REGISTRY_DIR").pipe(
    Config.withDefault(join(state, "opencode-drive", "instances")),
    Effect.mapError(configError),
  )
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/stats-app",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "private": true,
  "type": "module",
  "license": "MIT",
@@ -1,7 +1,7 @@
 {
  "$schema": "https://json.schemastore.org/package.json",
  "name": "@opencode/stats-core",
-  "version": "2.0.10",
+  "version": "2.0.11",
  "private": true,
  "type": "module",
  "license": "MIT",
@@ -11,7 +11,7 @@ const decodeAppConfigValue = Schema.decodeUnknownSync(AppConfigValue)

 const config = Config.all({
  stage: Config.succeed(Resource.App.stage),
-  publicUrl: Config.string("PUBLIC_URL").pipe(Config.withDefault("http://localhost:3000")),
+  publicUrl: Config.String("PUBLIC_URL").pipe(Config.withDefault("http://localhost:3000")),
 }).pipe(Config.map(decodeAppConfigValue))

 export class AppConfig extends Context.Service<AppConfig, AppConfigValue>()("@opencode/stats/AppConfig") {
@@ -16,8 +16,8 @@ export class DatabaseSettings extends Schema.Class<DatabaseSettings>("DatabaseSe
 const decodeDatabaseSettings = Schema.decodeUnknownSync(DatabaseSettings)

 const config = Config.all({
-  url: Config.nonEmptyString("DATABASE_URL").pipe(Config.withDefault(Resource.StatsDatabase.url)),
-  migrationsDir: Config.nonEmptyString("DATABASE_MIGRATIONS_DIR").pipe(Config.withDefault("./migrations")),
+  url: Config.NonEmptyString("DATABASE_URL").pipe(Config.withDefault(Resource.StatsDatabase.url)),
+  migrationsDir: Config.NonEmptyString("DATABASE_MIGRATIONS_DIR").pipe(Config.withDefault("./migrations")),
 }).pipe(Config.map(decodeDatabaseSettings))

 export class DatabaseConfig extends Context.Service<DatabaseConfig, DatabaseSettings>()(
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
Kit Langton	9e947e106c	chore: upgrade Effect to rc.115	2026-09-20 14:29:25 -07:00
opencode-agent[bot]andkitlangton	58fcad77a8	feat(tui): copy session ID from tab menu (#50181 ) Co-authored-by: kitlangton <7587245+kitlangton@users.noreply.github.com>	2026-09-20 19:15:37 +00:00
Aiden Cline	c555559ac1	refactor(plugin): name tool execution context (#50195 )	2026-09-20 11:36:19 -05:00
Aiden Cline	e3a3fa7108	fix(plugin): forward Promise tool cancellation (#50190 )	2026-09-20 11:22:49 -05:00
opencode-agent[bot]	6238af397e	chore(core): refresh bundled models.dev snapshot	2026-09-20 16:17:29 +00:00
Aiden Cline	7ffd75faf6	fix(core): restore anthropic budget variants (#50182 )	2026-09-20 10:50:21 -05:00
opencode-agent[bot]	1f8ab95695	chore(core): refresh bundled models.dev snapshot	2026-09-20 15:37:06 +00:00
Aiden Cline	62dc1f7696	feat(codemode): add toLocaleString, Error.isError, and Map.getOrInsert (#50098 )	2026-09-20 10:23:23 -05:00
opencode-agent[bot]	66f10ab7bf	chore(core): refresh bundled models.dev snapshot	2026-09-20 14:37:06 +00:00
opencode-agent[bot]	1ca8f63a79	chore(core): refresh bundled models.dev snapshot	2026-09-20 13:36:51 +00:00
opencode-agent[bot]	03bcdd580d	chore(core): refresh bundled models.dev snapshot	2026-09-20 12:43:39 +00:00
opencode-agent[bot]	cc502f7e5f	chore(core): refresh bundled models.dev snapshot	2026-09-20 11:37:37 +00:00
opencode-agent[bot]	64ce8771c0	chore(core): refresh bundled models.dev snapshot	2026-09-20 10:37:01 +00:00
opencode-agent[bot]	702a73d91a	chore(core): refresh bundled models.dev snapshot	2026-09-20 09:37:50 +00:00
opencode	991b727eb8	sync release versions for v2.0.11	2026-09-20 08:57:41 +00:00
opencode-agent[bot]	ba342ce227	chore(core): refresh bundled models.dev snapshot	2026-09-20 08:42:13 +00:00
David Hill	1464545665	fix(app): center timeline beside summary (#49620 )	2026-09-20 18:06:32 +10:00
David Hill	fecacc9e68	fix(app): match vertical nav tab states (#49619 )	2026-09-20 18:03:49 +10:00
David HillandLukeParkerDev	1f73b4806b	fix(desktop): polish browser panel states and navigation (#49432 ) Co-authored-by: LukeParkerDev <10430890+Hona@users.noreply.github.com>	2026-09-20 07:54:25 +00:00
opencode-agent[bot]	da2ce02596	chore(core): refresh bundled models.dev snapshot	2026-09-20 07:38:48 +00:00
opencode-agent[bot]	25f35dcfb8	chore(core): refresh bundled models.dev snapshot	2026-09-20 06:49:40 +00:00