Merge branch 'dev' into default-explore-models

bun.lock

@@ -26,7 +26,7 @@
     },
     "packages/app": {
       "name": "@opencode-ai/app",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@kobalte/core": "catalog:",
         "@opencode-ai/sdk": "workspace:*",
@@ -76,7 +76,7 @@
     },
     "packages/console/app": {
       "name": "@opencode-ai/console-app",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@cloudflare/vite-plugin": "1.15.2",
         "@ibm/plex": "6.4.1",
@@ -110,7 +110,7 @@
     },
     "packages/console/core": {
       "name": "@opencode-ai/console-core",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@aws-sdk/client-sts": "3.782.0",
         "@jsx-email/render": "1.1.1",
@@ -137,7 +137,7 @@
     },
     "packages/console/function": {
       "name": "@opencode-ai/console-function",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@ai-sdk/anthropic": "2.0.0",
         "@ai-sdk/openai": "2.0.2",
@@ -161,7 +161,7 @@
     },
     "packages/console/mail": {
       "name": "@opencode-ai/console-mail",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@jsx-email/all": "2.2.3",
         "@jsx-email/cli": "1.4.3",
@@ -185,7 +185,7 @@
     },
     "packages/desktop": {
       "name": "@opencode-ai/desktop",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@opencode-ai/app": "workspace:*",
         "@opencode-ai/ui": "workspace:*",
@@ -218,7 +218,7 @@
     },
     "packages/desktop-electron": {
       "name": "@opencode-ai/desktop-electron",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@opencode-ai/app": "workspace:*",
         "@opencode-ai/ui": "workspace:*",
@@ -248,7 +248,7 @@
     },
     "packages/enterprise": {
       "name": "@opencode-ai/enterprise",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@opencode-ai/ui": "workspace:*",
         "@opencode-ai/util": "workspace:*",
@@ -277,7 +277,7 @@
     },
     "packages/function": {
       "name": "@opencode-ai/function",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@octokit/auth-app": "8.0.1",
         "@octokit/rest": "catalog:",
@@ -293,7 +293,7 @@
     },
     "packages/opencode": {
       "name": "opencode",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "bin": {
         "opencode": "./bin/opencode",
       },
@@ -373,6 +373,7 @@
         "ulid": "catalog:",
         "vscode-jsonrpc": "8.2.1",
         "web-tree-sitter": "0.25.10",
+        "which": "6.0.1",
         "xdg-basedir": "5.1.0",
         "yargs": "18.0.0",
         "zod": "catalog:",
@@ -395,6 +396,7 @@
         "@types/bun": "catalog:",
         "@types/mime-types": "3.0.1",
         "@types/turndown": "5.0.5",
+        "@types/which": "3.0.4",
         "@types/yargs": "17.0.33",
         "@typescript/native-preview": "catalog:",
         "drizzle-kit": "1.0.0-beta.12-a5629fb",
@@ -407,7 +409,7 @@
     },
     "packages/plugin": {
       "name": "@opencode-ai/plugin",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@opencode-ai/sdk": "workspace:*",
         "zod": "catalog:",
@@ -427,7 +429,7 @@
     },
     "packages/sdk/js": {
       "name": "@opencode-ai/sdk",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "devDependencies": {
         "@hey-api/openapi-ts": "0.90.10",
         "@tsconfig/node22": "catalog:",
@@ -438,7 +440,7 @@
     },
     "packages/slack": {
       "name": "@opencode-ai/slack",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@opencode-ai/sdk": "workspace:*",
         "@slack/bolt": "^3.17.1",
@@ -473,7 +475,7 @@
     },
     "packages/ui": {
       "name": "@opencode-ai/ui",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@kobalte/core": "catalog:",
         "@opencode-ai/sdk": "workspace:*",
@@ -519,7 +521,7 @@
     },
     "packages/util": {
       "name": "@opencode-ai/util",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "zod": "catalog:",
       },
@@ -530,7 +532,7 @@
     },
     "packages/web": {
       "name": "@opencode-ai/web",
-      "version": "1.2.18",
+      "version": "1.2.19",
       "dependencies": {
         "@astrojs/cloudflare": "12.6.3",
         "@astrojs/markdown-remark": "6.3.1",
@@ -2120,6 +2122,8 @@
 
     "@types/whatwg-mimetype": ["@types/whatwg-mimetype@3.0.2", "", {}, "sha512-c2AKvDT8ToxLIOUlN51gTiHXflsfIFisS4pO7pDPoKouJCESkhZnEy623gwP9laCy5lnLDAw1vAzu2vM2YLOrA=="],
 
+    "@types/which": ["@types/which@3.0.4", "", {}, "sha512-liyfuo/106JdlgSchJzXEQCVArk0CvevqPote8F8HgWgJ3dRCcTHgJIsLDuee0kxk/mhbInzIZk3QWSZJ8R+2w=="],
+
     "@types/ws": ["@types/ws@8.18.1", "", { "dependencies": { "@types/node": "*" } }, "sha512-ThVF6DCVhA8kUGy+aazFQ4kXQ7E1Ty7A3ypFOe0IcJV8O/M511G99AW24irKrW56Wt44yG9+ij8FaqoBGkuBXg=="],
 
     "@types/yargs": ["@types/yargs@17.0.33", "", { "dependencies": { "@types/yargs-parser": "*" } }, "sha512-WpxBCKWPLr4xSsHgz511rFJAM+wS28w2zEO1QDNY5zM/S8ok70NNfztH0xwhqKyaK0OHCbN98LDAZuy1ctxDkA=="],
@@ -3236,7 +3240,7 @@
 
     "isbinaryfile": ["isbinaryfile@5.0.7", "", {}, "sha512-gnWD14Jh3FzS3CPhF0AxNOJ8CxqeblPTADzI38r0wt8ZyQl5edpy75myt08EG2oKvpyiqSqsx+Wkz9vtkbTqYQ=="],
 
-    "isexe": ["isexe@3.1.5", "", {}, "sha512-6B3tLtFqtQS4ekarvLVMZ+X+VlvQekbe4taUkf/rhVO3d/h0M2rfARm/pXLcPEsjjMsFgrFgSrhQIxcSVrBz8w=="],
+    "isexe": ["isexe@4.0.0", "", {}, "sha512-FFUtZMpoZ8RqHS3XeXEmHWLA4thH+ZxCv2lOiPIn1Xc7CxrqhWzNSDzD+/chS/zbYezmiwWLdQC09JdQKmthOw=="],
 
     "isomorphic-ws": ["isomorphic-ws@5.0.0", "", { "peerDependencies": { "ws": "*" } }, "sha512-muId7Zzn9ywDsyXgTIafTry2sV3nySZeUDe6YedVd1Hvuuep5AsIlqK+XefWpYTyJG5e503F2xIuT2lcU6rCSw=="],
 
@@ -4586,7 +4590,7 @@
 
     "when-exit": ["when-exit@2.1.5", "", {}, "sha512-VGkKJ564kzt6Ms1dbgPP/yuIoQCrsFAnRbptpC5wOEsDaNsbCB2bnfnaA8i/vRs5tjUSEOtIuvl9/MyVsvQZCg=="],
 
-    "which": ["which@5.0.0", "", { "dependencies": { "isexe": "^3.1.1" }, "bin": { "node-which": "bin/which.js" } }, "sha512-JEdGzHwwkrbWoGOlIHqQ5gtprKGOenpDHpxE9zVR1bWbOtYRyPPHMe9FaP6x61CmNaTThSkb0DAJte5jD+DmzQ=="],
+    "which": ["which@6.0.1", "", { "dependencies": { "isexe": "^4.0.0" }, "bin": { "node-which": "bin/which.js" } }, "sha512-oGLe46MIrCRqX7ytPUf66EAYvdeMIZYn3WaocqqKZAxrBpkqHfL/qvTyJ/bTk5+AqHCjXmrv3CEWgy368zhRUg=="],
 
     "which-boxed-primitive": ["which-boxed-primitive@1.1.1", "", { "dependencies": { "is-bigint": "^1.1.0", "is-boolean-object": "^1.2.1", "is-number-object": "^1.1.1", "is-string": "^1.1.1", "is-symbol": "^1.1.1" } }, "sha512-TbX3mj8n0odCBFVlY8AxkqcHASw3L60jIuF8jFP78az3C2YhmGvqbHBpAjTRH2/xqYunrJ9g1jSyjCjpoWzIAA=="],
 
@@ -5202,6 +5206,8 @@
 
     "app-builder-lib/minimatch": ["minimatch@10.2.1", "", { "dependencies": { "brace-expansion": "^5.0.2" } }, "sha512-MClCe8IL5nRRmawL6ib/eT4oLyeKMGCghibcDWK+J0hh0Q8kqSdia6BvbRMVk6mPa6WqUa5uR2oxt6C5jd533A=="],
 
+    "app-builder-lib/which": ["which@5.0.0", "", { "dependencies": { "isexe": "^3.1.1" }, "bin": { "node-which": "bin/which.js" } }, "sha512-JEdGzHwwkrbWoGOlIHqQ5gtprKGOenpDHpxE9zVR1bWbOtYRyPPHMe9FaP6x61CmNaTThSkb0DAJte5jD+DmzQ=="],
+
     "archiver-utils/glob": ["glob@10.5.0", "", { "dependencies": { "foreground-child": "^3.1.0", "jackspeak": "^3.1.2", "minimatch": "^9.0.4", "minipass": "^7.1.2", "package-json-from-dist": "^1.0.0", "path-scurry": "^1.11.1" }, "bin": { "glob": "dist/esm/bin.mjs" } }, "sha512-DfXN8DfhJ7NH3Oe7cFmu3NCu1wKbkReJ8TorzSAFbSKrlNaQSKfIzqYqVY8zlbs2NLBbWpRiU52GX2PbaBVNkg=="],
 
     "archiver-utils/is-stream": ["is-stream@2.0.1", "", {}, "sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg=="],
@@ -5388,6 +5394,8 @@
 
     "node-gyp/nopt": ["nopt@8.1.0", "", { "dependencies": { "abbrev": "^3.0.0" }, "bin": { "nopt": "bin/nopt.js" } }, "sha512-ieGu42u/Qsa4TFktmaKEwM6MQH0pOWnaB3htzh0JRtx84+Mebc0cbZYN5bC+6WTZ4+77xrL9Pn5m7CV6VIkV7A=="],
 
+    "node-gyp/which": ["which@5.0.0", "", { "dependencies": { "isexe": "^3.1.1" }, "bin": { "node-which": "bin/which.js" } }, "sha512-JEdGzHwwkrbWoGOlIHqQ5gtprKGOenpDHpxE9zVR1bWbOtYRyPPHMe9FaP6x61CmNaTThSkb0DAJte5jD+DmzQ=="],
+
     "npm-run-path/path-key": ["path-key@4.0.0", "", {}, "sha512-haREypq7xkM7ErfgIyA0z+Bj4AGKlMSdlQE2jvJo6huWD1EdkKYV+G/T4nq0YEF2vgTT8kqMFKo1uHn950r4SQ=="],
 
     "nypm/citty": ["citty@0.2.1", "", {}, "sha512-kEV95lFBhQgtogAPlQfJJ0WGVSokvLr/UEoFPiKKOXF7pl98HfUVUD0ejsuTCld/9xH9vogSywZ5KqHzXrZpqg=="],
@@ -5918,6 +5926,8 @@
 
     "app-builder-lib/@electron/get/semver": ["semver@6.3.1", "", { "bin": { "semver": "bin/semver.js" } }, "sha512-BR7VvDCVHO+q2xBEWskxS6DJE1qRnb7DxzUrogb71CWoSficBxYsiAGd+Kl0mmq/MprG9yArRkyrQxTO6XjMzA=="],
 
+    "app-builder-lib/which/isexe": ["isexe@3.1.5", "", {}, "sha512-6B3tLtFqtQS4ekarvLVMZ+X+VlvQekbe4taUkf/rhVO3d/h0M2rfARm/pXLcPEsjjMsFgrFgSrhQIxcSVrBz8w=="],
+
     "archiver-utils/glob/jackspeak": ["jackspeak@3.4.3", "", { "dependencies": { "@isaacs/cliui": "^8.0.2" }, "optionalDependencies": { "@pkgjs/parseargs": "^0.11.0" } }, "sha512-OGlZQpz2yfahA/Rd1Y8Cd9SIEsqvXkLVoSw/cgwhnhFMDbsQFeZYoJJ7bIZBS9BcamUW96asq/npPWugM+RQBw=="],
 
     "archiver-utils/glob/minimatch": ["minimatch@9.0.5", "", { "dependencies": { "brace-expansion": "^2.0.1" } }, "sha512-G6T0ZX48xgozx7587koeX9Ys2NYy6Gmv//P89sEte9V9whIapMNF4idKxnW2QtCcLiTWlb/wfCabAtAFWhhBow=="],
@@ -6000,6 +6010,8 @@
 
     "node-gyp/nopt/abbrev": ["abbrev@3.0.1", "", {}, "sha512-AO2ac6pjRB3SJmGJo+v5/aK6Omggp6fsLrs6wN9bd35ulu4cCwaAU9+7ZhXjeqHVkaHThLuzH0nZr0YpCDhygg=="],
 
+    "node-gyp/which/isexe": ["isexe@3.1.5", "", {}, "sha512-6B3tLtFqtQS4ekarvLVMZ+X+VlvQekbe4taUkf/rhVO3d/h0M2rfARm/pXLcPEsjjMsFgrFgSrhQIxcSVrBz8w=="],
+
     "opencode/@ai-sdk/openai/@ai-sdk/provider-utils": ["@ai-sdk/provider-utils@3.0.20", "", { "dependencies": { "@ai-sdk/provider": "2.0.1", "@standard-schema/spec": "^1.0.0", "eventsource-parser": "^3.0.6" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-iXHVe0apM2zUEzauqJwqmpC37A5rihrStAih5Ks+JE32iTe4LZ58y17UGBjpQQTCRw9YxMeo2UFLxLpBluyvLQ=="],
 
     "opencode/@ai-sdk/openai-compatible/@ai-sdk/provider-utils": ["@ai-sdk/provider-utils@3.0.20", "", { "dependencies": { "@ai-sdk/provider": "2.0.1", "@standard-schema/spec": "^1.0.0", "eventsource-parser": "^3.0.6" }, "peerDependencies": { "zod": "^3.25.76 || ^4.1.8" } }, "sha512-iXHVe0apM2zUEzauqJwqmpC37A5rihrStAih5Ks+JE32iTe4LZ58y17UGBjpQQTCRw9YxMeo2UFLxLpBluyvLQ=="],

nix/hashes.json

@@ -1,8 +1,8 @@
 {
   "nodeModules": {
-    "x86_64-linux": "sha256-v83hWzYVg/g4zJiBpGsQ71wTdndPk3BQVZ2mjMApUIQ=",
-    "aarch64-linux": "sha256-inpMwkQqwBFP2wL8w/pTOP7q3fg1aOqvE0wgzVd3/B8=",
-    "aarch64-darwin": "sha256-r42LGrQWqDyIy62mBSU5Nf3M22dJ3NNo7mjN/1h8d8Y=",
-    "x86_64-darwin": "sha256-J6XrrdK5qBK3sQBQOO/B3ZluOnsAf5f65l4q/K1nDTI="
+    "x86_64-linux": "sha256-pBTIT8Pgdm3272YhBjiAZsmj0SSpHTklh6lGc8YcMoE=",
+    "aarch64-linux": "sha256-prt039++d5UZgtldAN6+RVOR557ifIeusiy5XpzN8QU=",
+    "aarch64-darwin": "sha256-Y3f+cXcIGLqz6oyc5fG22t6CLD4wGkvwqO6RNXjFriQ=",
+    "x86_64-darwin": "sha256-BjbBBhQUgGhrlP56skABcrObvutNUZSWnrnPCg1OTKE="
   }
 }

packages/app/e2e/actions.ts

@@ -197,6 +197,7 @@ export async function createTestProject() {
   await fs.writeFile(path.join(root, "README.md"), "# e2e\n")
 
   execSync("git init", { cwd: root, stdio: "ignore" })
+  execSync("git config core.fsmonitor false", { cwd: root, stdio: "ignore" })
   execSync("git add -A", { cwd: root, stdio: "ignore" })
   execSync('git -c user.name="e2e" -c user.email="e2e@example.com" commit -m "init" --allow-empty', {
     cwd: root,
@@ -207,7 +208,10 @@ export async function createTestProject() {
 }
 
 export async function cleanupTestProject(directory: string) {
-  await fs.rm(directory, { recursive: true, force: true }).catch(() => undefined)
+  try {
+    execSync("git fsmonitor--daemon stop", { cwd: directory, stdio: "ignore" })
+  } catch {}
+  await fs.rm(directory, { recursive: true, force: true, maxRetries: 5, retryDelay: 100 }).catch(() => undefined)
 }
 
 export function sessionIDFromUrl(url: string) {

packages/app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/app",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "description": "",
   "type": "module",
   "exports": {

packages/console/app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/console-app",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "type": "module",
   "license": "MIT",
   "scripts": {

packages/console/core/package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode-ai/console-core",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "private": true,
   "type": "module",
   "license": "MIT",

packages/console/function/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/console-function",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "$schema": "https://json.schemastore.org/package.json",
   "private": true,
   "type": "module",

packages/console/mail/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/console-mail",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "dependencies": {
     "@jsx-email/all": "2.2.3",
     "@jsx-email/cli": "1.4.3",

packages/desktop-electron/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@opencode-ai/desktop-electron",
   "private": true,
-  "version": "1.2.18",
+  "version": "1.2.19",
   "type": "module",
   "license": "MIT",
   "homepage": "https://opencode.ai",

packages/desktop/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@opencode-ai/desktop",
   "private": true,
-  "version": "1.2.18",
+  "version": "1.2.19",
   "type": "module",
   "license": "MIT",
   "scripts": {

packages/enterprise/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/enterprise",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "private": true,
   "type": "module",
   "license": "MIT",

packages/extensions/zed/extension.toml

@@ -1,7 +1,7 @@
 id = "opencode"
 name = "OpenCode"
 description = "The open source coding agent."
-version = "1.2.18"
+version = "1.2.19"
 schema_version = 1
 authors = ["Anomaly"]
 repository = "https://github.com/anomalyco/opencode"
@@ -11,26 +11,26 @@ name = "OpenCode"
 icon = "./icons/opencode.svg"
 
 [agent_servers.opencode.targets.darwin-aarch64]
-archive = "https://github.com/anomalyco/opencode/releases/download/v1.2.18/opencode-darwin-arm64.zip"
+archive = "https://github.com/anomalyco/opencode/releases/download/v1.2.19/opencode-darwin-arm64.zip"
 cmd = "./opencode"
 args = ["acp"]
 
 [agent_servers.opencode.targets.darwin-x86_64]
-archive = "https://github.com/anomalyco/opencode/releases/download/v1.2.18/opencode-darwin-x64.zip"
+archive = "https://github.com/anomalyco/opencode/releases/download/v1.2.19/opencode-darwin-x64.zip"
 cmd = "./opencode"
 args = ["acp"]
 
 [agent_servers.opencode.targets.linux-aarch64]
-archive = "https://github.com/anomalyco/opencode/releases/download/v1.2.18/opencode-linux-arm64.tar.gz"
+archive = "https://github.com/anomalyco/opencode/releases/download/v1.2.19/opencode-linux-arm64.tar.gz"
 cmd = "./opencode"
 args = ["acp"]
 
 [agent_servers.opencode.targets.linux-x86_64]
-archive = "https://github.com/anomalyco/opencode/releases/download/v1.2.18/opencode-linux-x64.tar.gz"
+archive = "https://github.com/anomalyco/opencode/releases/download/v1.2.19/opencode-linux-x64.tar.gz"
 cmd = "./opencode"
 args = ["acp"]
 
 [agent_servers.opencode.targets.windows-x86_64]
-archive = "https://github.com/anomalyco/opencode/releases/download/v1.2.18/opencode-windows-x64.zip"
+archive = "https://github.com/anomalyco/opencode/releases/download/v1.2.19/opencode-windows-x64.zip"
 cmd = "./opencode.exe"
 args = ["acp"]

packages/function/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/function",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "$schema": "https://json.schemastore.org/package.json",
   "private": true,
   "type": "module",

packages/opencode/package.json

@@ -1,6 +1,6 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "name": "opencode",
   "type": "module",
   "license": "MIT",
@@ -43,6 +43,7 @@
     "@types/mime-types": "3.0.1",
     "@types/turndown": "5.0.5",
     "@types/yargs": "17.0.33",
+    "@types/which": "3.0.4",
     "@typescript/native-preview": "catalog:",
     "drizzle-kit": "1.0.0-beta.12-a5629fb",
     "drizzle-orm": "1.0.0-beta.12-a5629fb",
@@ -127,6 +128,7 @@
     "ulid": "catalog:",
     "vscode-jsonrpc": "8.2.1",
     "web-tree-sitter": "0.25.10",
+    "which": "6.0.1",
     "xdg-basedir": "5.1.0",
     "yargs": "18.0.0",
     "zod": "catalog:",

packages/opencode/src/acp/agent.ts

@@ -31,6 +31,7 @@ import {
 import { Log } from "../util/log"
 import { pathToFileURL } from "bun"
 import { Filesystem } from "../util/filesystem"
+import { Hash } from "../util/hash"
 import { ACPSessionManager } from "./session"
 import type { ACPConfig } from "./types"
 import { Provider } from "../provider/provider"
@@ -281,7 +282,7 @@ export namespace ACP {
                 const output = this.bashOutput(part)
                 const content: ToolCallContent[] = []
                 if (output) {
-                  const hash = String(Bun.hash(output))
+                  const hash = Hash.fast(output)
                   if (part.tool === "bash") {
                     if (this.bashSnapshots.get(part.callID) === hash) {
                       await this.connection

packages/opencode/src/cli/cmd/session.ts

@@ -9,6 +9,7 @@ import { Filesystem } from "../../util/filesystem"
 import { Process } from "../../util/process"
 import { EOL } from "os"
 import path from "path"
+import { which } from "../../util/which"
 
 function pagerCmd(): string[] {
   const lessOptions = ["-R", "-S"]
@@ -17,7 +18,7 @@ function pagerCmd(): string[] {
   }
 
   // user could have less installed via other options
-  const lessOnPath = Bun.which("less")
+  const lessOnPath = which("less")
   if (lessOnPath) {
     if (Filesystem.stat(lessOnPath)?.size) return [lessOnPath, ...lessOptions]
   }
@@ -27,7 +28,7 @@ function pagerCmd(): string[] {
     if (Filesystem.stat(less)?.size) return [less, ...lessOptions]
   }
 
-  const git = Bun.which("git")
+  const git = which("git")
   if (git) {
     const less = path.join(git, "..", "..", "usr", "bin", "less.exe")
     if (Filesystem.stat(less)?.size) return [less, ...lessOptions]

packages/opencode/src/cli/cmd/tui/util/clipboard.ts

@@ -6,6 +6,7 @@ import { tmpdir } from "os"
 import path from "path"
 import { Filesystem } from "../../../../util/filesystem"
 import { Process } from "../../../../util/process"
+import { which } from "../../../../util/which"
 
 /**
  * Writes text to clipboard via OSC 52 escape sequence.
@@ -76,7 +77,7 @@ export namespace Clipboard {
   const getCopyMethod = lazy(() => {
     const os = platform()
 
-    if (os === "darwin" && Bun.which("osascript")) {
+    if (os === "darwin" && which("osascript")) {
       console.log("clipboard: using osascript")
       return async (text: string) => {
         const escaped = text.replace(/\\/g, "\\\\").replace(/"/g, '\\"')
@@ -85,7 +86,7 @@ export namespace Clipboard {
     }
 
     if (os === "linux") {
-      if (process.env["WAYLAND_DISPLAY"] && Bun.which("wl-copy")) {
+      if (process.env["WAYLAND_DISPLAY"] && which("wl-copy")) {
         console.log("clipboard: using wl-copy")
         return async (text: string) => {
           const proc = Process.spawn(["wl-copy"], { stdin: "pipe", stdout: "ignore", stderr: "ignore" })
@@ -95,7 +96,7 @@ export namespace Clipboard {
           await proc.exited.catch(() => {})
         }
       }
-      if (Bun.which("xclip")) {
+      if (which("xclip")) {
         console.log("clipboard: using xclip")
         return async (text: string) => {
           const proc = Process.spawn(["xclip", "-selection", "clipboard"], {
@@ -109,7 +110,7 @@ export namespace Clipboard {
           await proc.exited.catch(() => {})
         }
       }
-      if (Bun.which("xsel")) {
+      if (which("xsel")) {
         console.log("clipboard: using xsel")
         return async (text: string) => {
           const proc = Process.spawn(["xsel", "--clipboard", "--input"], {

packages/opencode/src/cli/ui.ts

@@ -25,12 +25,12 @@ export namespace UI {
 
   export function println(...message: string[]) {
     print(...message)
-    Bun.stderr.write(EOL)
+    process.stderr.write(EOL)
   }
 
   export function print(...message: string[]) {
     blank = false
-    Bun.stderr.write(message.join(" "))
+    process.stderr.write(message.join(" "))
   }
 
   let blank = false
@@ -44,7 +44,7 @@ export namespace UI {
     const result: string[] = []
     const reset = "\x1b[0m"
     const left = {
-      fg: Bun.color("gray", "ansi") ?? "",
+      fg: "\x1b[90m",
       shadow: "\x1b[38;5;235m",
       bg: "\x1b[48;5;235m",
     }

packages/opencode/src/config/config.ts

@@ -1240,7 +1240,7 @@ export namespace Config {
       if (!parsed.data.$schema && isFile) {
         parsed.data.$schema = "https://opencode.ai/config.json"
         const updated = original.replace(/^\s*\{/, '{\n  "$schema": "https://opencode.ai/config.json",')
-        await Bun.write(options.path, updated).catch(() => {})
+        await Filesystem.write(options.path, updated).catch(() => {})
       }
       const data = parsed.data
       if (data.plugin && isFile) {
@@ -1401,3 +1401,5 @@ export namespace Config {
     return state().then((x) => x.directories)
   }
 }
+Filesystem.write
+Filesystem.write

packages/opencode/src/config/migrate-tui-config.ts

@@ -70,7 +70,7 @@ export async function migrateTuiConfig(input: MigrateInput) {
     if (extracted.keybinds !== undefined) payload.keybinds = extracted.keybinds
     if (tui) Object.assign(payload, tui)
 
-    const wrote = await Bun.write(target, JSON.stringify(payload, null, 2))
+    const wrote = await Filesystem.write(target, JSON.stringify(payload, null, 2))
       .then(() => true)
       .catch((error) => {
         log.warn("failed to write tui migration target", { from: file, to: target, error })
@@ -104,7 +104,7 @@ async function backupAndStripLegacy(file: string, source: string) {
   const hasBackup = await Filesystem.exists(backup)
   const backed = hasBackup
     ? true
-    : await Bun.write(backup, source)
+    : await Filesystem.write(backup, source)
         .then(() => true)
         .catch((error) => {
           log.warn("failed to backup source config during tui migration", { path: file, backup, error })
@@ -123,7 +123,7 @@ async function backupAndStripLegacy(file: string, source: string) {
     return applyEdits(acc, edits)
   }, source)
 
-  return Bun.write(file, text)
+  return Filesystem.write(file, text)
     .then(() => {
       log.info("stripped tui keys from server config", { path: file, backup })
       return true

packages/opencode/src/file/index.ts

@@ -418,7 +418,7 @@ export namespace File {
     const project = Instance.project
     if (project.vcs !== "git") return []
 
-    const diffOutput = await $`git -c core.quotepath=false diff --numstat HEAD`
+    const diffOutput = await $`git -c core.fsmonitor=false -c core.quotepath=false diff --numstat HEAD`
       .cwd(Instance.directory)
       .quiet()
       .nothrow()
@@ -439,11 +439,12 @@ export namespace File {
       }
     }
 
-    const untrackedOutput = await $`git -c core.quotepath=false ls-files --others --exclude-standard`
-      .cwd(Instance.directory)
-      .quiet()
-      .nothrow()
-      .text()
+    const untrackedOutput =
+      await $`git -c core.fsmonitor=false -c core.quotepath=false ls-files --others --exclude-standard`
+        .cwd(Instance.directory)
+        .quiet()
+        .nothrow()
+        .text()
 
     if (untrackedOutput.trim()) {
       const untrackedFiles = untrackedOutput.trim().split("\n")
@@ -464,11 +465,12 @@ export namespace File {
     }
 
     // Get deleted files
-    const deletedOutput = await $`git -c core.quotepath=false diff --name-only --diff-filter=D HEAD`
-      .cwd(Instance.directory)
-      .quiet()
-      .nothrow()
-      .text()
+    const deletedOutput =
+      await $`git -c core.fsmonitor=false -c core.quotepath=false diff --name-only --diff-filter=D HEAD`
+        .cwd(Instance.directory)
+        .quiet()
+        .nothrow()
+        .text()
 
     if (deletedOutput.trim()) {
       const deletedFiles = deletedOutput.trim().split("\n")
@@ -539,8 +541,14 @@ export namespace File {
     const content = (await Filesystem.readText(full).catch(() => "")).trim()
 
     if (project.vcs === "git") {
-      let diff = await $`git diff ${file}`.cwd(Instance.directory).quiet().nothrow().text()
-      if (!diff.trim()) diff = await $`git diff --staged ${file}`.cwd(Instance.directory).quiet().nothrow().text()
+      let diff = await $`git -c core.fsmonitor=false diff ${file}`.cwd(Instance.directory).quiet().nothrow().text()
+      if (!diff.trim()) {
+        diff = await $`git -c core.fsmonitor=false diff --staged ${file}`
+          .cwd(Instance.directory)
+          .quiet()
+          .nothrow()
+          .text()
+      }
       if (diff.trim()) {
         const original = await $`git show HEAD:${file}`.cwd(Instance.directory).quiet().nothrow().text()
         const patch = structuredPatch(file, file, original, content, "old", "new", {

packages/opencode/src/file/ripgrep.ts

@@ -8,6 +8,7 @@ import { lazy } from "../util/lazy"
 import { $ } from "bun"
 import { Filesystem } from "../util/filesystem"
 import { Process } from "../util/process"
+import { which } from "../util/which"
 import { text } from "node:stream/consumers"
 
 import { ZipReader, BlobReader, BlobWriter } from "@zip.js/zip.js"
@@ -126,7 +127,7 @@ export namespace Ripgrep {
   )
 
   const state = lazy(async () => {
-    const system = Bun.which("rg")
+    const system = which("rg")
     if (system) {
       const stat = await fs.stat(system).catch(() => undefined)
       if (stat?.isFile()) return { filepath: system }

packages/opencode/src/format/formatter.ts

@@ -3,6 +3,7 @@ import { BunProc } from "../bun"
 import { Instance } from "../project/instance"
 import { Filesystem } from "../util/filesystem"
 import { Process } from "../util/process"
+import { which } from "../util/which"
 import { Flag } from "@/flag/flag"
 
 export interface Info {
@@ -18,7 +19,7 @@ export const gofmt: Info = {
   command: ["gofmt", "-w", "$FILE"],
   extensions: [".go"],
   async enabled() {
-    return Bun.which("gofmt") !== null
+    return which("gofmt") !== null
   },
 }
 
@@ -27,7 +28,7 @@ export const mix: Info = {
   command: ["mix", "format", "$FILE"],
   extensions: [".ex", ".exs", ".eex", ".heex", ".leex", ".neex", ".sface"],
   async enabled() {
-    return Bun.which("mix") !== null
+    return which("mix") !== null
   },
 }
 
@@ -152,7 +153,7 @@ export const zig: Info = {
   command: ["zig", "fmt", "$FILE"],
   extensions: [".zig", ".zon"],
   async enabled() {
-    return Bun.which("zig") !== null
+    return which("zig") !== null
   },
 }
 
@@ -171,7 +172,7 @@ export const ktlint: Info = {
   command: ["ktlint", "-F", "$FILE"],
   extensions: [".kt", ".kts"],
   async enabled() {
-    return Bun.which("ktlint") !== null
+    return which("ktlint") !== null
   },
 }
 
@@ -180,7 +181,7 @@ export const ruff: Info = {
   command: ["ruff", "format", "$FILE"],
   extensions: [".py", ".pyi"],
   async enabled() {
-    if (!Bun.which("ruff")) return false
+    if (!which("ruff")) return false
     const configs = ["pyproject.toml", "ruff.toml", ".ruff.toml"]
     for (const config of configs) {
       const found = await Filesystem.findUp(config, Instance.directory, Instance.worktree)
@@ -210,7 +211,7 @@ export const rlang: Info = {
   command: ["air", "format", "$FILE"],
   extensions: [".R"],
   async enabled() {
-    const airPath = Bun.which("air")
+    const airPath = which("air")
     if (airPath == null) return false
 
     try {
@@ -239,7 +240,7 @@ export const uvformat: Info = {
   extensions: [".py", ".pyi"],
   async enabled() {
     if (await ruff.enabled()) return false
-    if (Bun.which("uv") !== null) {
+    if (which("uv") !== null) {
       const proc = Process.spawn(["uv", "format", "--help"], { stderr: "pipe", stdout: "pipe" })
       const code = await proc.exited
       return code === 0
@@ -253,7 +254,7 @@ export const rubocop: Info = {
   command: ["rubocop", "--autocorrect", "$FILE"],
   extensions: [".rb", ".rake", ".gemspec", ".ru"],
   async enabled() {
-    return Bun.which("rubocop") !== null
+    return which("rubocop") !== null
   },
 }
 
@@ -262,7 +263,7 @@ export const standardrb: Info = {
   command: ["standardrb", "--fix", "$FILE"],
   extensions: [".rb", ".rake", ".gemspec", ".ru"],
   async enabled() {
-    return Bun.which("standardrb") !== null
+    return which("standardrb") !== null
   },
 }
 
@@ -271,7 +272,7 @@ export const htmlbeautifier: Info = {
   command: ["htmlbeautifier", "$FILE"],
   extensions: [".erb", ".html.erb"],
   async enabled() {
-    return Bun.which("htmlbeautifier") !== null
+    return which("htmlbeautifier") !== null
   },
 }
 
@@ -280,7 +281,7 @@ export const dart: Info = {
   command: ["dart", "format", "$FILE"],
   extensions: [".dart"],
   async enabled() {
-    return Bun.which("dart") !== null
+    return which("dart") !== null
   },
 }
 
@@ -289,7 +290,7 @@ export const ocamlformat: Info = {
   command: ["ocamlformat", "-i", "$FILE"],
   extensions: [".ml", ".mli"],
   async enabled() {
-    if (!Bun.which("ocamlformat")) return false
+    if (!which("ocamlformat")) return false
     const items = await Filesystem.findUp(".ocamlformat", Instance.directory, Instance.worktree)
     return items.length > 0
   },
@@ -300,7 +301,7 @@ export const terraform: Info = {
   command: ["terraform", "fmt", "$FILE"],
   extensions: [".tf", ".tfvars"],
   async enabled() {
-    return Bun.which("terraform") !== null
+    return which("terraform") !== null
   },
 }
 
@@ -309,7 +310,7 @@ export const latexindent: Info = {
   command: ["latexindent", "-w", "-s", "$FILE"],
   extensions: [".tex"],
   async enabled() {
-    return Bun.which("latexindent") !== null
+    return which("latexindent") !== null
   },
 }
 
@@ -318,7 +319,7 @@ export const gleam: Info = {
   command: ["gleam", "format", "$FILE"],
   extensions: [".gleam"],
   async enabled() {
-    return Bun.which("gleam") !== null
+    return which("gleam") !== null
   },
 }
 
@@ -327,7 +328,7 @@ export const shfmt: Info = {
   command: ["shfmt", "-w", "$FILE"],
   extensions: [".sh", ".bash"],
   async enabled() {
-    return Bun.which("shfmt") !== null
+    return which("shfmt") !== null
   },
 }
 
@@ -336,7 +337,7 @@ export const nixfmt: Info = {
   command: ["nixfmt", "$FILE"],
   extensions: [".nix"],
   async enabled() {
-    return Bun.which("nixfmt") !== null
+    return which("nixfmt") !== null
   },
 }
 
@@ -345,7 +346,7 @@ export const rustfmt: Info = {
   command: ["rustfmt", "$FILE"],
   extensions: [".rs"],
   async enabled() {
-    return Bun.which("rustfmt") !== null
+    return which("rustfmt") !== null
   },
 }
 
@@ -372,7 +373,7 @@ export const ormolu: Info = {
   command: ["ormolu", "-i", "$FILE"],
   extensions: [".hs"],
   async enabled() {
-    return Bun.which("ormolu") !== null
+    return which("ormolu") !== null
   },
 }
 
@@ -381,7 +382,7 @@ export const cljfmt: Info = {
   command: ["cljfmt", "fix", "--quiet", "$FILE"],
   extensions: [".clj", ".cljs", ".cljc", ".edn"],
   async enabled() {
-    return Bun.which("cljfmt") !== null
+    return which("cljfmt") !== null
   },
 }
 
@@ -390,6 +391,6 @@ export const dfmt: Info = {
   command: ["dfmt", "-i", "$FILE"],
   extensions: [".d"],
   async enabled() {
-    return Bun.which("dfmt") !== null
+    return which("dfmt") !== null
   },
 }

packages/opencode/src/lsp/server.ts

@@ -12,6 +12,7 @@ import { Instance } from "../project/instance"
 import { Flag } from "../flag/flag"
 import { Archive } from "../util/archive"
 import { Process } from "../util/process"
+import { which } from "../util/which"
 
 export namespace LSPServer {
   const log = Log.create({ service: "lsp.server" })
@@ -75,7 +76,7 @@ export namespace LSPServer {
     },
     extensions: [".ts", ".tsx", ".js", ".jsx", ".mjs"],
     async spawn(root) {
-      const deno = Bun.which("deno")
+      const deno = which("deno")
       if (!deno) {
         log.info("deno not found, please install deno first")
         return
@@ -122,7 +123,7 @@ export namespace LSPServer {
     extensions: [".vue"],
     root: NearestRoot(["package-lock.json", "bun.lockb", "bun.lock", "pnpm-lock.yaml", "yarn.lock"]),
     async spawn(root) {
-      let binary = Bun.which("vue-language-server")
+      let binary = which("vue-language-server")
       const args: string[] = []
       if (!binary) {
         const js = path.join(
@@ -260,7 +261,7 @@ export namespace LSPServer {
 
       let lintBin = await resolveBin(lintTarget)
       if (!lintBin) {
-        const found = Bun.which("oxlint")
+        const found = which("oxlint")
         if (found) lintBin = found
       }
 
@@ -281,7 +282,7 @@ export namespace LSPServer {
 
       let serverBin = await resolveBin(serverTarget)
       if (!serverBin) {
-        const found = Bun.which("oxc_language_server")
+        const found = which("oxc_language_server")
         if (found) serverBin = found
       }
       if (serverBin) {
@@ -332,7 +333,7 @@ export namespace LSPServer {
       let bin: string | undefined
       if (await Filesystem.exists(localBin)) bin = localBin
       if (!bin) {
-        const found = Bun.which("biome")
+        const found = which("biome")
         if (found) bin = found
       }
 
@@ -368,11 +369,11 @@ export namespace LSPServer {
     },
     extensions: [".go"],
     async spawn(root) {
-      let bin = Bun.which("gopls", {
+      let bin = which("gopls", {
         PATH: process.env["PATH"] + path.delimiter + Global.Path.bin,
       })
       if (!bin) {
-        if (!Bun.which("go")) return
+        if (!which("go")) return
         if (Flag.OPENCODE_DISABLE_LSP_DOWNLOAD) return
 
         log.info("installing gopls")
@@ -405,12 +406,12 @@ export namespace LSPServer {
     root: NearestRoot(["Gemfile"]),
     extensions: [".rb", ".rake", ".gemspec", ".ru"],
     async spawn(root) {
-      let bin = Bun.which("rubocop", {
+      let bin = which("rubocop", {
         PATH: process.env["PATH"] + path.delimiter + Global.Path.bin,
       })
       if (!bin) {
-        const ruby = Bun.which("ruby")
-        const gem = Bun.which("gem")
+        const ruby = which("ruby")
+        const gem = which("gem")
         if (!ruby || !gem) {
           log.info("Ruby not found, please install Ruby first")
           return
@@ -457,7 +458,7 @@ export namespace LSPServer {
         return undefined
       }
 
-      let binary = Bun.which("ty")
+      let binary = which("ty")
 
       const initialization: Record<string, string> = {}
 
@@ -509,7 +510,7 @@ export namespace LSPServer {
     extensions: [".py", ".pyi"],
     root: NearestRoot(["pyproject.toml", "setup.py", "setup.cfg", "requirements.txt", "Pipfile", "pyrightconfig.json"]),
     async spawn(root) {
-      let binary = Bun.which("pyright-langserver")
+      let binary = which("pyright-langserver")
       const args = []
       if (!binary) {
         const js = path.join(Global.Path.bin, "node_modules", "pyright", "dist", "pyright-langserver.js")
@@ -563,7 +564,7 @@ export namespace LSPServer {
     extensions: [".ex", ".exs"],
     root: NearestRoot(["mix.exs", "mix.lock"]),
     async spawn(root) {
-      let binary = Bun.which("elixir-ls")
+      let binary = which("elixir-ls")
       if (!binary) {
         const elixirLsPath = path.join(Global.Path.bin, "elixir-ls")
         binary = path.join(
@@ -574,7 +575,7 @@ export namespace LSPServer {
         )
 
         if (!(await Filesystem.exists(binary))) {
-          const elixir = Bun.which("elixir")
+          const elixir = which("elixir")
           if (!elixir) {
             log.error("elixir is required to run elixir-ls")
             return
@@ -625,12 +626,12 @@ export namespace LSPServer {
     extensions: [".zig", ".zon"],
     root: NearestRoot(["build.zig"]),
     async spawn(root) {
-      let bin = Bun.which("zls", {
+      let bin = which("zls", {
         PATH: process.env["PATH"] + path.delimiter + Global.Path.bin,
       })
 
       if (!bin) {
-        const zig = Bun.which("zig")
+        const zig = which("zig")
         if (!zig) {
           log.error("Zig is required to use zls. Please install Zig first.")
           return
@@ -737,11 +738,11 @@ export namespace LSPServer {
     root: NearestRoot([".slnx", ".sln", ".csproj", "global.json"]),
     extensions: [".cs"],
     async spawn(root) {
-      let bin = Bun.which("csharp-ls", {
+      let bin = which("csharp-ls", {
         PATH: process.env["PATH"] + path.delimiter + Global.Path.bin,
       })
       if (!bin) {
-        if (!Bun.which("dotnet")) {
+        if (!which("dotnet")) {
           log.error(".NET SDK is required to install csharp-ls")
           return
         }
@@ -776,11 +777,11 @@ export namespace LSPServer {
     root: NearestRoot([".slnx", ".sln", ".fsproj", "global.json"]),
     extensions: [".fs", ".fsi", ".fsx", ".fsscript"],
     async spawn(root) {
-      let bin = Bun.which("fsautocomplete", {
+      let bin = which("fsautocomplete", {
         PATH: process.env["PATH"] + path.delimiter + Global.Path.bin,
       })
       if (!bin) {
-        if (!Bun.which("dotnet")) {
+        if (!which("dotnet")) {
           log.error(".NET SDK is required to install fsautocomplete")
           return
         }
@@ -817,7 +818,7 @@ export namespace LSPServer {
     async spawn(root) {
       // Check if sourcekit-lsp is available in the PATH
       // This is installed with the Swift toolchain
-      const sourcekit = Bun.which("sourcekit-lsp")
+      const sourcekit = which("sourcekit-lsp")
       if (sourcekit) {
         return {
           process: spawn(sourcekit, {
@@ -828,7 +829,7 @@ export namespace LSPServer {
 
       // If sourcekit-lsp not found, check if xcrun is available
       // This is specific to macOS where sourcekit-lsp is typically installed with Xcode
-      if (!Bun.which("xcrun")) return
+      if (!which("xcrun")) return
 
       const lspLoc = await $`xcrun --find sourcekit-lsp`.quiet().nothrow()
 
@@ -877,7 +878,7 @@ export namespace LSPServer {
     },
     extensions: [".rs"],
     async spawn(root) {
-      const bin = Bun.which("rust-analyzer")
+      const bin = which("rust-analyzer")
       if (!bin) {
         log.info("rust-analyzer not found in path, please install it")
         return
@@ -896,7 +897,7 @@ export namespace LSPServer {
     extensions: [".c", ".cpp", ".cc", ".cxx", ".c++", ".h", ".hpp", ".hh", ".hxx", ".h++"],
     async spawn(root) {
       const args = ["--background-index", "--clang-tidy"]
-      const fromPath = Bun.which("clangd")
+      const fromPath = which("clangd")
       if (fromPath) {
         return {
           process: spawn(fromPath, args, {
@@ -1041,7 +1042,7 @@ export namespace LSPServer {
     extensions: [".svelte"],
     root: NearestRoot(["package-lock.json", "bun.lockb", "bun.lock", "pnpm-lock.yaml", "yarn.lock"]),
     async spawn(root) {
-      let binary = Bun.which("svelteserver")
+      let binary = which("svelteserver")
       const args: string[] = []
       if (!binary) {
         const js = path.join(Global.Path.bin, "node_modules", "svelte-language-server", "bin", "server.js")
@@ -1088,7 +1089,7 @@ export namespace LSPServer {
       }
       const tsdk = path.dirname(tsserver)
 
-      let binary = Bun.which("astro-ls")
+      let binary = which("astro-ls")
       const args: string[] = []
       if (!binary) {
         const js = path.join(Global.Path.bin, "node_modules", "@astrojs", "language-server", "bin", "nodeServer.js")
@@ -1132,7 +1133,7 @@ export namespace LSPServer {
     root: NearestRoot(["pom.xml", "build.gradle", "build.gradle.kts", ".project", ".classpath"]),
     extensions: [".java"],
     async spawn(root) {
-      const java = Bun.which("java")
+      const java = which("java")
       if (!java) {
         log.error("Java 21 or newer is required to run the JDTLS. Please install it first.")
         return
@@ -1324,7 +1325,7 @@ export namespace LSPServer {
     extensions: [".yaml", ".yml"],
     root: NearestRoot(["package-lock.json", "bun.lockb", "bun.lock", "pnpm-lock.yaml", "yarn.lock"]),
     async spawn(root) {
-      let binary = Bun.which("yaml-language-server")
+      let binary = which("yaml-language-server")
       const args: string[] = []
       if (!binary) {
         const js = path.join(
@@ -1380,7 +1381,7 @@ export namespace LSPServer {
     ]),
     extensions: [".lua"],
     async spawn(root) {
-      let bin = Bun.which("lua-language-server", {
+      let bin = which("lua-language-server", {
         PATH: process.env["PATH"] + path.delimiter + Global.Path.bin,
       })
 
@@ -1512,7 +1513,7 @@ export namespace LSPServer {
     extensions: [".php"],
     root: NearestRoot(["composer.json", "composer.lock", ".php-version"]),
     async spawn(root) {
-      let binary = Bun.which("intelephense")
+      let binary = which("intelephense")
       const args: string[] = []
       if (!binary) {
         const js = path.join(Global.Path.bin, "node_modules", "intelephense", "lib", "intelephense.js")
@@ -1556,7 +1557,7 @@ export namespace LSPServer {
     extensions: [".prisma"],
     root: NearestRoot(["schema.prisma", "prisma/schema.prisma", "prisma"], ["package.json"]),
     async spawn(root) {
-      const prisma = Bun.which("prisma")
+      const prisma = which("prisma")
       if (!prisma) {
         log.info("prisma not found, please install prisma")
         return
@@ -1574,7 +1575,7 @@ export namespace LSPServer {
     extensions: [".dart"],
     root: NearestRoot(["pubspec.yaml", "analysis_options.yaml"]),
     async spawn(root) {
-      const dart = Bun.which("dart")
+      const dart = which("dart")
       if (!dart) {
         log.info("dart not found, please install dart first")
         return
@@ -1592,7 +1593,7 @@ export namespace LSPServer {
     extensions: [".ml", ".mli"],
     root: NearestRoot(["dune-project", "dune-workspace", ".merlin", "opam"]),
     async spawn(root) {
-      const bin = Bun.which("ocamllsp")
+      const bin = which("ocamllsp")
       if (!bin) {
         log.info("ocamllsp not found, please install ocaml-lsp-server")
         return
@@ -1609,7 +1610,7 @@ export namespace LSPServer {
     extensions: [".sh", ".bash", ".zsh", ".ksh"],
     root: async () => Instance.directory,
     async spawn(root) {
-      let binary = Bun.which("bash-language-server")
+      let binary = which("bash-language-server")
       const args: string[] = []
       if (!binary) {
         const js = path.join(Global.Path.bin, "node_modules", "bash-language-server", "out", "cli.js")
@@ -1648,7 +1649,7 @@ export namespace LSPServer {
     extensions: [".tf", ".tfvars"],
     root: NearestRoot([".terraform.lock.hcl", "terraform.tfstate", "*.tf"]),
     async spawn(root) {
-      let bin = Bun.which("terraform-ls", {
+      let bin = which("terraform-ls", {
         PATH: process.env["PATH"] + path.delimiter + Global.Path.bin,
       })
 
@@ -1731,7 +1732,7 @@ export namespace LSPServer {
     extensions: [".tex", ".bib"],
     root: NearestRoot([".latexmkrc", "latexmkrc", ".texlabroot", "texlabroot"]),
     async spawn(root) {
-      let bin = Bun.which("texlab", {
+      let bin = which("texlab", {
         PATH: process.env["PATH"] + path.delimiter + Global.Path.bin,
       })
 
@@ -1821,7 +1822,7 @@ export namespace LSPServer {
     extensions: [".dockerfile", "Dockerfile"],
     root: async () => Instance.directory,
     async spawn(root) {
-      let binary = Bun.which("docker-langserver")
+      let binary = which("docker-langserver")
       const args: string[] = []
       if (!binary) {
         const js = path.join(Global.Path.bin, "node_modules", "dockerfile-language-server-nodejs", "lib", "server.js")
@@ -1860,7 +1861,7 @@ export namespace LSPServer {
     extensions: [".gleam"],
     root: NearestRoot(["gleam.toml"]),
     async spawn(root) {
-      const gleam = Bun.which("gleam")
+      const gleam = which("gleam")
       if (!gleam) {
         log.info("gleam not found, please install gleam first")
         return
@@ -1878,9 +1879,9 @@ export namespace LSPServer {
     extensions: [".clj", ".cljs", ".cljc", ".edn"],
     root: NearestRoot(["deps.edn", "project.clj", "shadow-cljs.edn", "bb.edn", "build.boot"]),
     async spawn(root) {
-      let bin = Bun.which("clojure-lsp")
+      let bin = which("clojure-lsp")
       if (!bin && process.platform === "win32") {
-        bin = Bun.which("clojure-lsp.exe")
+        bin = which("clojure-lsp.exe")
       }
       if (!bin) {
         log.info("clojure-lsp not found, please install clojure-lsp first")
@@ -1909,7 +1910,7 @@ export namespace LSPServer {
       return Instance.directory
     },
     async spawn(root) {
-      const nixd = Bun.which("nixd")
+      const nixd = which("nixd")
       if (!nixd) {
         log.info("nixd not found, please install nixd first")
         return
@@ -1930,7 +1931,7 @@ export namespace LSPServer {
     extensions: [".typ", ".typc"],
     root: NearestRoot(["typst.toml"]),
     async spawn(root) {
-      let bin = Bun.which("tinymist", {
+      let bin = which("tinymist", {
         PATH: process.env["PATH"] + path.delimiter + Global.Path.bin,
       })
 
@@ -2024,7 +2025,7 @@ export namespace LSPServer {
     extensions: [".hs", ".lhs"],
     root: NearestRoot(["stack.yaml", "cabal.project", "hie.yaml", "*.cabal"]),
     async spawn(root) {
-      const bin = Bun.which("haskell-language-server-wrapper")
+      const bin = which("haskell-language-server-wrapper")
       if (!bin) {
         log.info("haskell-language-server-wrapper not found, please install haskell-language-server")
         return
@@ -2042,7 +2043,7 @@ export namespace LSPServer {
     extensions: [".jl"],
     root: NearestRoot(["Project.toml", "Manifest.toml", "*.jl"]),
     async spawn(root) {
-      const julia = Bun.which("julia")
+      const julia = which("julia")
       if (!julia) {
         log.info("julia not found, please install julia first (https://julialang.org/downloads/)")
         return

packages/opencode/src/mcp/oauth-callback.ts

@@ -1,3 +1,4 @@
+import { createConnection } from "net"
 import { Log } from "../util/log"
 import { OAUTH_CALLBACK_PORT, OAUTH_CALLBACK_PATH } from "./oauth-provider"
 
@@ -160,21 +161,12 @@ export namespace McpOAuthCallback {
 
   export async function isPortInUse(): Promise<boolean> {
     return new Promise((resolve) => {
-      Bun.connect({
-        hostname: "127.0.0.1",
-        port: OAUTH_CALLBACK_PORT,
-        socket: {
-          open(socket) {
-            socket.end()
-            resolve(true)
-          },
-          error() {
-            resolve(false)
-          },
-          data() {},
-          close() {},
-        },
-      }).catch(() => {
+      const socket = createConnection(OAUTH_CALLBACK_PORT, "127.0.0.1")
+      socket.on("connect", () => {
+        socket.destroy()
+        resolve(true)
+      })
+      socket.on("error", () => {
         resolve(false)
       })
     })

packages/opencode/src/plugin/codex.ts

@@ -362,6 +362,7 @@ export async function CodexAuthPlugin(input: PluginInput): Promise<Hooks> {
           "gpt-5.1-codex-max",
           "gpt-5.1-codex-mini",
           "gpt-5.2",
+          "gpt-5.4",
           "gpt-5.2-codex",
           "gpt-5.3-codex",
           "gpt-5.1-codex",

packages/opencode/src/project/project.ts

@@ -14,6 +14,7 @@ import { GlobalBus } from "@/bus/global"
 import { existsSync } from "fs"
 import { git } from "../util/git"
 import { Glob } from "../util/glob"
+import { which } from "../util/which"
 
 export namespace Project {
   const log = Log.create({ service: "project" })
@@ -97,7 +98,7 @@ export namespace Project {
       if (dotgit) {
         let sandbox = path.dirname(dotgit)
 
-        const gitBinary = Bun.which("git")
+        const gitBinary = which("git")
 
         // cached id calculation
         let id = await Filesystem.readText(path.join(dotgit, "opencode"))

packages/opencode/src/provider/provider.ts

@@ -6,9 +6,10 @@ import { mapValues, mergeDeep, omit, pickBy, sortBy } from "remeda"
 import { NoSuchModelError, type Provider as SDK } from "ai"
 import { Log } from "../util/log"
 import { BunProc } from "../bun"
+import { Hash } from "../util/hash"
 import { Plugin } from "../plugin"
-import { ModelsDev } from "./models"
 import { NamedError } from "@opencode-ai/util/error"
+import { ModelsDev } from "./models"
 import { Auth } from "../auth"
 import { Env } from "../env"
 import { Instance } from "../project/instance"
@@ -795,7 +796,7 @@ export namespace Provider {
     const modelLoaders: {
       [providerID: string]: CustomModelLoader
     } = {}
-    const sdk = new Map<number, SDK>()
+    const sdk = new Map<string, SDK>()
 
     log.info("init")
 
@@ -1085,7 +1086,7 @@ export namespace Provider {
           ...model.headers,
         }
 
-      const key = Bun.hash.xxHash32(JSON.stringify({ providerID: model.providerID, npm: model.api.npm, options }))
+      const key = Hash.fast(JSON.stringify({ providerID: model.providerID, npm: model.api.npm, options }))
       const existing = s.sdk.get(key)
       if (existing) return existing
 
@@ -1230,6 +1231,42 @@ export namespace Provider {
     }
   }
 
+  async function pick(providerID: string, query: string[]) {
+    const provider = await state().then((state) => state.providers[providerID])
+    if (!provider) return
+
+    const models = Object.keys(provider.models)
+    for (const item of query) {
+      if (providerID === "amazon-bedrock") {
+        const prefixes = ["global.", "us.", "eu."]
+        const candidates = models.filter((model) => model.toLowerCase().includes(item.toLowerCase()))
+
+        // Model selection priority:
+        // 1. global. prefix (works everywhere)
+        // 2. User's region prefix (us., eu.)
+        // 3. Unprefixed model
+        const best = candidates.find((model) => model.startsWith("global."))
+        if (best) return getModel(providerID, best)
+
+        const region = provider.options?.region
+        if (region) {
+          const prefix = region.split("-")[0]
+          if (prefix === "us" || prefix === "eu") {
+            const hit = candidates.find((model) => model.startsWith(`${prefix}.`))
+            if (hit) return getModel(providerID, hit)
+          }
+        }
+
+        const bare = candidates.find((model) => !prefixes.some((prefix) => model.startsWith(prefix)))
+        if (bare) return getModel(providerID, bare)
+        continue
+      }
+
+      const hit = models.find((model) => model.toLowerCase().includes(item.toLowerCase()))
+      if (hit) return getModel(providerID, hit)
+    }
+  }
+
   export async function getSmallModel(providerID: string) {
     const cfg = await Config.get()
 
@@ -1238,54 +1275,25 @@ export namespace Provider {
       return getModel(parsed.providerID, parsed.modelID)
     }
 
-    const provider = await state().then((state) => state.providers[providerID])
-    if (provider) {
-      let priority = [
-        "claude-haiku-4-5",
-        "claude-haiku-4.5",
-        "3-5-haiku",
-        "3.5-haiku",
-        "gemini-3-flash",
-        "gemini-2.5-flash",
-        "gpt-5-nano",
-      ]
-      if (providerID.startsWith("opencode")) {
-        priority = ["gpt-5-nano"]
-      }
-      if (providerID.startsWith("github-copilot")) {
-        // prioritize free models for github copilot
-        priority = ["gpt-5-mini", "claude-haiku-4.5", ...priority]
-      }
-      for (const item of priority) {
-        if (providerID === "amazon-bedrock") {
-          const crossRegionPrefixes = ["global.", "us.", "eu."]
-          const candidates = Object.keys(provider.models).filter((m) => m.includes(item))
-
-          // Model selection priority:
-          // 1. global. prefix (works everywhere)
-          // 2. User's region prefix (us., eu.)
-          // 3. Unprefixed model
-          const globalMatch = candidates.find((m) => m.startsWith("global."))
-          if (globalMatch) return getModel(providerID, globalMatch)
-
-          const region = provider.options?.region
-          if (region) {
-            const regionPrefix = region.split("-")[0]
-            if (regionPrefix === "us" || regionPrefix === "eu") {
-              const regionalMatch = candidates.find((m) => m.startsWith(`${regionPrefix}.`))
-              if (regionalMatch) return getModel(providerID, regionalMatch)
-            }
-          }
-
-          const unprefixed = candidates.find((m) => !crossRegionPrefixes.some((p) => m.startsWith(p)))
-          if (unprefixed) return getModel(providerID, unprefixed)
-        } else {
-          for (const model of Object.keys(provider.models)) {
-            if (model.includes(item)) return getModel(providerID, model)
-          }
-        }
-      }
+    let query = [
+      "claude-haiku-4-5",
+      "claude-haiku-4.5",
+      "3-5-haiku",
+      "3.5-haiku",
+      "gemini-3-flash",
+      "gemini-2.5-flash",
+      "gpt-5-nano",
+    ]
+    if (providerID.startsWith("opencode")) {
+      query = ["gpt-5-nano"]
     }
+    if (providerID.startsWith("github-copilot")) {
+      // prioritize free models for github copilot
+      query = ["gpt-5-mini", "claude-haiku-4.5", ...query]
+    }
+
+    const model = await pick(providerID, query)
+    if (model) return model
 
     // Check if opencode provider is available before using it
     const opencodeProvider = await state().then((state) => state.providers["opencode"])
@@ -1296,6 +1304,22 @@ export namespace Provider {
     return undefined
   }
 
+  export async function getExploreModel(providerID: string) {
+    const model = await pick(providerID, [
+      "gpt-5.3-codex-spark",
+      "claude-haiku-4-5",
+      "claude-haiku-4.5",
+      "gemini-3-flash",
+      "minimax-m2.5",
+      "minimax-m2-5",
+      "glm-5",
+      "kimi-k2.5",
+      "kimi-k2-5",
+    ])
+    if (model) return model
+    return undefined
+  }
+
   const priority = ["gpt-5", "claude-sonnet-4", "big-pickle", "gemini-3-pro"]
   export function sort(models: Model[]) {
     return sortBy(

packages/opencode/src/shell/shell.ts

@@ -1,6 +1,7 @@
 import { Flag } from "@/flag/flag"
 import { lazy } from "@/util/lazy"
 import { Filesystem } from "@/util/filesystem"
+import { which } from "@/util/which"
 import path from "path"
 import { spawn, type ChildProcess } from "child_process"
 import { setTimeout as sleep } from "node:timers/promises"
@@ -40,7 +41,7 @@ export namespace Shell {
   function fallback() {
     if (process.platform === "win32") {
       if (Flag.OPENCODE_GIT_BASH_PATH) return Flag.OPENCODE_GIT_BASH_PATH
-      const git = Bun.which("git")
+      const git = which("git")
       if (git) {
         // git.exe is typically at: C:\Program Files\Git\cmd\git.exe
         // bash.exe is at: C:\Program Files\Git\bin\bash.exe
@@ -50,7 +51,7 @@ export namespace Shell {
       return process.env.COMSPEC || "cmd.exe"
     }
     if (process.platform === "darwin") return "/bin/zsh"
-    const bash = Bun.which("bash")
+    const bash = which("bash")
     if (bash) return bash
     return "/bin/sh"
   }

packages/opencode/src/snapshot/index.ts

@@ -1,6 +1,7 @@
 import { $ } from "bun"
 import path from "path"
 import fs from "fs/promises"
+import { Filesystem } from "../util/filesystem"
 import { Log } from "../util/log"
 import { Flag } from "../flag/flag"
 import { Global } from "../global"
@@ -271,13 +272,12 @@ export namespace Snapshot {
     const target = path.join(git, "info", "exclude")
     await fs.mkdir(path.join(git, "info"), { recursive: true })
     if (!file) {
-      await Bun.write(target, "")
+      await Filesystem.write(target, "")
       return
     }
-    const text = await Bun.file(file)
-      .text()
-      .catch(() => "")
-    await Bun.write(target, text)
+    const text = await Filesystem.readText(file).catch(() => "")
+
+    await Filesystem.write(target, text)
   }
 
   async function excludes() {

packages/opencode/src/tool/task.ts

@@ -5,6 +5,7 @@ import { Session } from "../session"
 import { MessageV2 } from "../session/message-v2"
 import { Identifier } from "../id/id"
 import { Agent } from "../agent/agent"
+import { Provider } from "../provider/provider"
 import { SessionPrompt } from "../session/prompt"
 import { iife } from "@/util/iife"
 import { defer } from "@/util/defer"
@@ -102,11 +103,30 @@ export const TaskTool = Tool.define("task", async (ctx) => {
       })
       const msg = await MessageV2.get({ sessionID: ctx.sessionID, messageID: ctx.messageID })
       if (msg.info.role !== "assistant") throw new Error("Not an assistant message")
+      const info = msg.info
 
-      const model = agent.model ?? {
-        modelID: msg.info.modelID,
-        providerID: msg.info.providerID,
-      }
+      const model = await iife(async () => {
+        if (agent.model) return agent.model
+        if (agent.name !== "explore") {
+          return {
+            modelID: info.modelID,
+            providerID: info.providerID,
+          }
+        }
+
+        const pick = await Provider.getExploreModel(info.providerID)
+        if (pick) {
+          return {
+            modelID: pick.id,
+            providerID: pick.providerID,
+          }
+        }
+
+        return {
+          modelID: info.modelID,
+          providerID: info.providerID,
+        }
+      })
 
       ctx.metadata({
         title: params.description,

packages/opencode/src/util/hash.ts

@@ -0,0 +1,7 @@
+import { createHash } from "crypto"
+
+export namespace Hash {
+  export function fast(input: string | Buffer): string {
+    return createHash("sha1").update(input).digest("hex")
+  }
+}

packages/opencode/src/util/which.ts

@@ -0,0 +1,10 @@
+import whichPkg from "which"
+
+export function which(cmd: string, env?: NodeJS.ProcessEnv) {
+  const result = whichPkg.sync(cmd, {
+    nothrow: true,
+    path: env?.PATH,
+    pathExt: env?.PATHEXT,
+  })
+  return typeof result === "string" ? result : null
+}

packages/opencode/src/worktree/index.ts

@@ -474,6 +474,11 @@ export namespace Worktree {
           throw new RemoveFailedError({ message: message || "Failed to remove git worktree directory" })
         })
 
+    const stop = async (target: string) => {
+      if (!(await exists(target))) return
+      await $`git fsmonitor--daemon stop`.quiet().nothrow().cwd(target)
+    }
+
     const list = await $`git worktree list --porcelain`.quiet().nothrow().cwd(Instance.worktree)
     if (list.exitCode !== 0) {
       throw new RemoveFailedError({ message: errorText(list) || "Failed to read git worktrees" })
@@ -484,11 +489,13 @@ export namespace Worktree {
     if (!entry?.path) {
       const directoryExists = await exists(directory)
       if (directoryExists) {
+        await stop(directory)
         await clean(directory)
       }
       return true
     }
 
+    await stop(entry.path)
     const removed = await $`git worktree remove --force ${entry.path}`.quiet().nothrow().cwd(Instance.worktree)
     if (removed.exitCode !== 0) {
       const next = await $`git worktree list --porcelain`.quiet().nothrow().cwd(Instance.worktree)
@@ -637,7 +644,7 @@ export namespace Worktree {
       throw new ResetFailedError({ message: errorText(subClean) || "Failed to clean submodules" })
     }
 
-    const status = await $`git status --porcelain=v1`.quiet().nothrow().cwd(worktreePath)
+    const status = await $`git -c core.fsmonitor=false status --porcelain=v1`.quiet().nothrow().cwd(worktreePath)
     if (status.exitCode !== 0) {
       throw new ResetFailedError({ message: errorText(status) || "Failed to read git status" })
     }

packages/opencode/test/file/fsmonitor.test.ts

@@ -0,0 +1,62 @@
+import { $ } from "bun"
+import { describe, expect, test } from "bun:test"
+import fs from "fs/promises"
+import path from "path"
+import { File } from "../../src/file"
+import { Instance } from "../../src/project/instance"
+import { tmpdir } from "../fixture/fixture"
+
+const wintest = process.platform === "win32" ? test : test.skip
+
+describe("file fsmonitor", () => {
+  wintest("status does not start fsmonitor for readonly git checks", async () => {
+    await using tmp = await tmpdir({ git: true })
+    const target = path.join(tmp.path, "tracked.txt")
+
+    await fs.writeFile(target, "base\n")
+    await $`git add tracked.txt`.cwd(tmp.path).quiet()
+    await $`git commit -m init`.cwd(tmp.path).quiet()
+    await $`git config core.fsmonitor true`.cwd(tmp.path).quiet()
+    await $`git fsmonitor--daemon stop`.cwd(tmp.path).quiet().nothrow()
+    await fs.writeFile(target, "next\n")
+    await fs.writeFile(path.join(tmp.path, "new.txt"), "new\n")
+
+    const before = await $`git fsmonitor--daemon status`.cwd(tmp.path).quiet().nothrow()
+    expect(before.exitCode).not.toBe(0)
+
+    await Instance.provide({
+      directory: tmp.path,
+      fn: async () => {
+        await File.status()
+      },
+    })
+
+    const after = await $`git fsmonitor--daemon status`.cwd(tmp.path).quiet().nothrow()
+    expect(after.exitCode).not.toBe(0)
+  })
+
+  wintest("read does not start fsmonitor for git diffs", async () => {
+    await using tmp = await tmpdir({ git: true })
+    const target = path.join(tmp.path, "tracked.txt")
+
+    await fs.writeFile(target, "base\n")
+    await $`git add tracked.txt`.cwd(tmp.path).quiet()
+    await $`git commit -m init`.cwd(tmp.path).quiet()
+    await $`git config core.fsmonitor true`.cwd(tmp.path).quiet()
+    await $`git fsmonitor--daemon stop`.cwd(tmp.path).quiet().nothrow()
+    await fs.writeFile(target, "next\n")
+
+    const before = await $`git fsmonitor--daemon status`.cwd(tmp.path).quiet().nothrow()
+    expect(before.exitCode).not.toBe(0)
+
+    await Instance.provide({
+      directory: tmp.path,
+      fn: async () => {
+        await File.read("tracked.txt")
+      },
+    })
+
+    const after = await $`git fsmonitor--daemon status`.cwd(tmp.path).quiet().nothrow()
+    expect(after.exitCode).not.toBe(0)
+  })
+})

packages/opencode/test/fixture/fixture.test.ts

@@ -0,0 +1,26 @@
+import { $ } from "bun"
+import { describe, expect, test } from "bun:test"
+import fs from "fs/promises"
+import { tmpdir } from "./fixture"
+
+describe("tmpdir", () => {
+  test("disables fsmonitor for git fixtures", async () => {
+    await using tmp = await tmpdir({ git: true })
+
+    const value = (await $`git config core.fsmonitor`.cwd(tmp.path).quiet().text()).trim()
+    expect(value).toBe("false")
+  })
+
+  test("removes directories on dispose", async () => {
+    const tmp = await tmpdir({ git: true })
+    const dir = tmp.path
+
+    await tmp[Symbol.asyncDispose]()
+
+    const exists = await fs
+      .stat(dir)
+      .then(() => true)
+      .catch(() => false)
+    expect(exists).toBe(false)
+  })
+})

packages/opencode/test/fixture/fixture.ts

@@ -9,6 +9,27 @@ function sanitizePath(p: string): string {
   return p.replace(/\0/g, "")
 }
 
+function exists(dir: string) {
+  return fs
+    .stat(dir)
+    .then(() => true)
+    .catch(() => false)
+}
+
+function clean(dir: string) {
+  return fs.rm(dir, {
+    recursive: true,
+    force: true,
+    maxRetries: 5,
+    retryDelay: 100,
+  })
+}
+
+async function stop(dir: string) {
+  if (!(await exists(dir))) return
+  await $`git fsmonitor--daemon stop`.cwd(dir).quiet().nothrow()
+}
+
 type TmpDirOptions<T> = {
   git?: boolean
   config?: Partial<Config.Info>
@@ -20,6 +41,7 @@ export async function tmpdir<T>(options?: TmpDirOptions<T>) {
   await fs.mkdir(dirpath, { recursive: true })
   if (options?.git) {
     await $`git init`.cwd(dirpath).quiet()
+    await $`git config core.fsmonitor false`.cwd(dirpath).quiet()
     await $`git commit --allow-empty -m "root commit ${dirpath}"`.cwd(dirpath).quiet()
   }
   if (options?.config) {
@@ -31,12 +53,16 @@ export async function tmpdir<T>(options?: TmpDirOptions<T>) {
       }),
     )
   }
-  const extra = await options?.init?.(dirpath)
   const realpath = sanitizePath(await fs.realpath(dirpath))
+  const extra = await options?.init?.(realpath)
   const result = {
     [Symbol.asyncDispose]: async () => {
-      await options?.dispose?.(dirpath)
-      // await fs.rm(dirpath, { recursive: true, force: true })
+      try {
+        await options?.dispose?.(realpath)
+      } finally {
+        if (options?.git) await stop(realpath).catch(() => undefined)
+        await clean(realpath).catch(() => undefined)
+      }
     },
     path: realpath,
     extra: extra as T,

packages/opencode/test/project/worktree-remove.test.ts

@@ -7,6 +7,8 @@ import { Worktree } from "../../src/worktree"
 import { Filesystem } from "../../src/util/filesystem"
 import { tmpdir } from "../fixture/fixture"
 
+const wintest = process.platform === "win32" ? test : test.skip
+
 describe("Worktree.remove", () => {
   test("continues when git remove exits non-zero after detaching", async () => {
     await using tmp = await tmpdir({ git: true })
@@ -62,4 +64,33 @@ describe("Worktree.remove", () => {
     const ref = await $`git show-ref --verify --quiet refs/heads/${branch}`.cwd(root).quiet().nothrow()
     expect(ref.exitCode).not.toBe(0)
   })
+
+  wintest("stops fsmonitor before removing a worktree", async () => {
+    await using tmp = await tmpdir({ git: true })
+    const root = tmp.path
+    const name = `remove-fsmonitor-${Date.now().toString(36)}`
+    const branch = `opencode/${name}`
+    const dir = path.join(root, "..", name)
+
+    await $`git worktree add --no-checkout -b ${branch} ${dir}`.cwd(root).quiet()
+    await $`git reset --hard`.cwd(dir).quiet()
+    await $`git config core.fsmonitor true`.cwd(dir).quiet()
+    await $`git fsmonitor--daemon stop`.cwd(dir).quiet().nothrow()
+    await Bun.write(path.join(dir, "tracked.txt"), "next\n")
+    await $`git diff`.cwd(dir).quiet()
+
+    const before = await $`git fsmonitor--daemon status`.cwd(dir).quiet().nothrow()
+    expect(before.exitCode).toBe(0)
+
+    const ok = await Instance.provide({
+      directory: root,
+      fn: () => Worktree.remove({ directory: dir }),
+    })
+
+    expect(ok).toBe(true)
+    expect(await Filesystem.exists(dir)).toBe(false)
+
+    const ref = await $`git show-ref --verify --quiet refs/heads/${branch}`.cwd(root).quiet().nothrow()
+    expect(ref.exitCode).not.toBe(0)
+  })
 })

packages/opencode/test/provider/provider.test.ts

@@ -964,6 +964,205 @@ test("getSmallModel respects config small_model override", async () => {
   })
 })
 
+test("getExploreModel returns preferred explore model", async () => {
+  await using tmp = await tmpdir({
+    config: {
+      provider: {
+        "custom-provider": {
+          name: "Custom Provider",
+          npm: "@ai-sdk/openai-compatible",
+          api: "https://api.custom.com/v1",
+          env: ["CUSTOM_API_KEY"],
+          models: {
+            "gpt-5-3-codex-spark": {
+              name: "GPT-5.3 Codex Spark",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+            "claude-haiku-4.5": {
+              name: "Claude Haiku 4.5",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+            "gemini-3-flash-preview": {
+              name: "Gemini 3 Flash",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+            "MiniMax-M2-5": {
+              name: "MiniMax M2.5",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+            "GLM-5": {
+              name: "GLM-5",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+            "Kimi-K2-5": {
+              name: "Kimi K2.5",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+          },
+          options: {
+            apiKey: "custom-key",
+          },
+        },
+      },
+    },
+  })
+  await Instance.provide({
+    directory: tmp.path,
+    fn: async () => {
+      const model = await Provider.getExploreModel("custom-provider")
+      expect(model).toBeDefined()
+      expect(model?.id).toBe("gpt-5-3-codex-spark")
+    },
+  })
+})
+
+test("getExploreModel matches fallback models case-insensitively", async () => {
+  await using tmp = await tmpdir({
+    config: {
+      provider: {
+        "custom-provider": {
+          name: "Custom Provider",
+          npm: "@ai-sdk/openai-compatible",
+          api: "https://api.custom.com/v1",
+          env: ["CUSTOM_API_KEY"],
+          models: {
+            "MiniMax-M2-5": {
+              name: "MiniMax M2.5",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+            "GLM-5": {
+              name: "GLM-5",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+            "Kimi-K2-5": {
+              name: "Kimi K2.5",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+          },
+          options: {
+            apiKey: "custom-key",
+          },
+        },
+      },
+    },
+  })
+  await Instance.provide({
+    directory: tmp.path,
+    fn: async () => {
+      const model = await Provider.getExploreModel("custom-provider")
+      expect(model).toBeDefined()
+      expect(model?.id).toBe("MiniMax-M2-5")
+    },
+  })
+})
+
+test("getExploreModel matches kimi separator variant", async () => {
+  await using tmp = await tmpdir({
+    config: {
+      provider: {
+        "custom-provider": {
+          name: "Custom Provider",
+          npm: "@ai-sdk/openai-compatible",
+          api: "https://api.custom.com/v1",
+          env: ["CUSTOM_API_KEY"],
+          models: {
+            "Kimi-K2-5": {
+              name: "Kimi K2.5",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+          },
+          options: {
+            apiKey: "custom-key",
+          },
+        },
+      },
+    },
+  })
+  await Instance.provide({
+    directory: tmp.path,
+    fn: async () => {
+      const model = await Provider.getExploreModel("custom-provider")
+      expect(model).toBeDefined()
+      expect(model?.id).toBe("Kimi-K2-5")
+    },
+  })
+})
+
+test("getExploreModel returns undefined when no explore model matches", async () => {
+  await using tmp = await tmpdir({
+    config: {
+      provider: {
+        "custom-provider": {
+          name: "Custom Provider",
+          npm: "@ai-sdk/openai-compatible",
+          api: "https://api.custom.com/v1",
+          env: ["CUSTOM_API_KEY"],
+          models: {
+            "custom-model": {
+              name: "Custom Model",
+              tool_call: true,
+              limit: {
+                context: 128000,
+                output: 4096,
+              },
+            },
+          },
+          options: {
+            apiKey: "custom-key",
+          },
+        },
+      },
+    },
+  })
+  await Instance.provide({
+    directory: tmp.path,
+    fn: async () => {
+      const model = await Provider.getExploreModel("custom-provider")
+      expect(model).toBeUndefined()
+    },
+  })
+})
+
 test("provider.sort prioritizes preferred models", () => {
   const models = [
     { id: "random-model", name: "Random" },

packages/opencode/test/util/which.test.ts

@@ -0,0 +1,82 @@
+import { describe, expect, test } from "bun:test"
+import fs from "fs/promises"
+import path from "path"
+import { which } from "../../src/util/which"
+import { tmpdir } from "../fixture/fixture"
+
+async function cmd(dir: string, name: string, exec = true) {
+  const ext = process.platform === "win32" ? ".cmd" : ""
+  const file = path.join(dir, name + ext)
+  const body = process.platform === "win32" ? "@echo off\r\n" : "#!/bin/sh\n"
+  await fs.writeFile(file, body)
+  if (process.platform !== "win32") {
+    await fs.chmod(file, exec ? 0o755 : 0o644)
+  }
+  return file
+}
+
+function env(PATH: string): NodeJS.ProcessEnv {
+  return {
+    PATH,
+    PATHEXT: process.env["PATHEXT"],
+  }
+}
+
+function same(a: string | null, b: string) {
+  if (process.platform === "win32") {
+    expect(a?.toLowerCase()).toBe(b.toLowerCase())
+    return
+  }
+
+  expect(a).toBe(b)
+}
+
+describe("util.which", () => {
+  test("returns null when command is missing", () => {
+    expect(which("opencode-missing-command-for-test")).toBeNull()
+  })
+
+  test("finds a command from PATH override", async () => {
+    await using tmp = await tmpdir()
+    const bin = path.join(tmp.path, "bin")
+    await fs.mkdir(bin)
+    const file = await cmd(bin, "tool")
+
+    same(which("tool", env(bin)), file)
+  })
+
+  test("uses first PATH match", async () => {
+    await using tmp = await tmpdir()
+    const a = path.join(tmp.path, "a")
+    const b = path.join(tmp.path, "b")
+    await fs.mkdir(a)
+    await fs.mkdir(b)
+    const first = await cmd(a, "dupe")
+    await cmd(b, "dupe")
+
+    same(which("dupe", env([a, b].join(path.delimiter))), first)
+  })
+
+  test("returns null for non-executable file on unix", async () => {
+    if (process.platform === "win32") return
+
+    await using tmp = await tmpdir()
+    const bin = path.join(tmp.path, "bin")
+    await fs.mkdir(bin)
+    await cmd(bin, "noexec", false)
+
+    expect(which("noexec", env(bin))).toBeNull()
+  })
+
+  test("uses PATHEXT on windows", async () => {
+    if (process.platform !== "win32") return
+
+    await using tmp = await tmpdir()
+    const bin = path.join(tmp.path, "bin")
+    await fs.mkdir(bin)
+    const file = path.join(bin, "pathext.CMD")
+    await fs.writeFile(file, "@echo off\r\n")
+
+    expect(which("pathext", { PATH: bin, PATHEXT: ".CMD" })).toBe(file)
+  })
+})

packages/plugin/package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode-ai/plugin",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "type": "module",
   "license": "MIT",
   "scripts": {

packages/sdk/js/package.json

@@ -1,7 +1,7 @@
 {
   "$schema": "https://json.schemastore.org/package.json",
   "name": "@opencode-ai/sdk",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "type": "module",
   "license": "MIT",
   "scripts": {

packages/slack/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/slack",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "type": "module",
   "license": "MIT",
   "scripts": {

packages/ui/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/ui",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "type": "module",
   "license": "MIT",
   "exports": {

packages/util/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencode-ai/util",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "private": true,
   "type": "module",
   "license": "MIT",

packages/web/package.json

@@ -2,7 +2,7 @@
   "name": "@opencode-ai/web",
   "type": "module",
   "license": "MIT",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "scripts": {
     "dev": "astro dev",
     "dev:remote": "VITE_API_URL=https://api.opencode.ai astro dev",

sdks/vscode/package.json

@@ -2,7 +2,7 @@
   "name": "opencode",
   "displayName": "opencode",
   "description": "opencode for VS Code",
-  "version": "1.2.18",
+  "version": "1.2.19",
   "publisher": "sst-dev",
   "repository": {
     "type": "git",