self-review: switch to the claude-code engine on the Max subscription

.expo-code-review/agents/security.md

@@ -1,9 +1,9 @@
 ---
 description: Security and secrets. Injection, credential or secret leakage, unsafe shell/child-process use, missing validation at trust boundaries.
 alwaysRun: true
-# Security is the highest-stakes agent, so it runs on the pro tier — via the
-# openai-api alias (metered API key), because the subscription excludes pro models.
-model: openai-api/gpt-5.5-pro
+# Security is the highest-stakes agent, so it runs on the Opus tier (included in
+# the Max/Team subscription the claude-code engine authenticates with).
+model: anthropic/claude-opus-5
 ---
 
 # Security & secrets

.expo-code-review/config.jsonc

@@ -1,8 +1,8 @@
 {
   // Default model for every agent. Override per-agent via frontmatter in the
   // agent's markdown, or at runtime with the REVIEWER_MODEL env var
-  // (e.g. REVIEWER_MODEL=openai/gpt-5.4-mini).
-  "model": "openai/gpt-5.5",
+  // (e.g. REVIEWER_MODEL=anthropic/claude-haiku-4-5).
+  "model": "anthropic/claude-sonnet-5",
 
   // Agents: every markdown file in agents/ is one reviewer (id = filename).
   // Add or remove files to change the roster — no list needed here.
@@ -24,6 +24,10 @@
   // cross-cutting pass for multi-file issues. Diffs under maxChangedLines are one
   // full-context pass. Defaults shown; raise/lower per your model + PR sizes.
   // "chunk": { "maxChangedLines": 1000, "maxFiles": 20, "concurrency": 4 },
+  // An explicit concurrency always wins over the auth-aware default, which caps
+  // subscription runs at 3 and makes big reviews crawl. The subscription absorbs
+  // the parallelism fine, so run the passes wide.
+  "chunk": { "concurrency": 100 },
 
   // A maintainer comment containing this marker skips the CI review.
   "breakGlass": { "marker": "/skip-review" },
@@ -31,16 +35,15 @@
   // HTML marker used to find + update the single PR comment. Keep it stable.
   "commentTag": "expo-ai-code-reviewer",
 
-  // Mixed credentials: the ChatGPT/Codex subscription serves the default models
-  // (zero marginal cost); the usage-based API key serves only the pro-tier models
-  // the subscription excludes (security runs on openai-api/gpt-5.5-pro). The oauth
-  // tokenEnv holds the REFRESH token from an `opencode auth login` ChatGPT sign-in;
-  // "openai-api" is an alias (upstream openai) synthesized in the OpenCode config.
-  // ECR_EXPECTED_TOKEN_ENV (repo variable) must equal this comma-separated set.
+  // Anthropic models always run through the Claude Code CLI (`claude -p`) — the
+  // engine is inferred per agent from its model, so this entry only supplies the
+  // credential. In CI the tokenEnv holds a token minted by `claude setup-token`
+  // (an `sk-ant-oat…` subscription token; an `sk-ant-api…` Console key works too);
+  // locally an active `claude` login is enough — the entry could even be omitted.
+  // ECR_EXPECTED_TOKEN_ENV (repo variable) must equal this tokenEnv.
   "auth": {
     "providers": {
-      "openai": { "mode": "oauth", "tokenEnv": "CODEX_OAUTH_ACCESS_TOKEN" },
-      "openai-api": { "mode": "api-key", "tokenEnv": "OPENAI_API_KEY", "upstream": "openai" }
+      "anthropic": { "tokenEnv": "CLAUDE_CODE_OAUTH_TOKEN" }
     }
   }
 }

.expo-code-review/coordinator.md

@@ -1,7 +1,7 @@
 ---
 # The coordinator only consolidates text (no repo tools), so a fast, cheap model
 # fits and keeps this serial step from adding latency. Override as you like.
-model: openai/gpt-5.4-mini
+model: anthropic/claude-haiku-4-5
 ---
 
 # Coordinator — consolidation & decision

.github/workflows/expo-code-review.yml

@@ -52,6 +52,13 @@ jobs:
       - name: Install dependencies
         run: bun install --frozen-lockfile
 
+      # The claude-code auth mode runs reviews through the Claude Code CLI on a
+      # Max/Team subscription (see .expo-code-review/config.jsonc). Pinned exactly,
+      # like `opencode-ai` in package.json — an unpinned CLI would silently drift
+      # on every CI run; bump it deliberately.
+      - name: Install Claude Code CLI
+        run: bun install -g @anthropic-ai/[email protected]
+
       # SECURITY: the TRUSTED BASE checkout above includes .expo-code-review/
       # config.jsonc, whose auth.tokenEnv names the env var the CLI forwards as the
       # model credential. `ecr verify-config` is the canonical guard (ships with the
@@ -61,7 +68,7 @@ jobs:
       # source, so the guard runs from that same base source — same engine as `ci`.
       - name: Guard config tokenEnv
         env:
-          ECR_EXPECTED_TOKEN_ENV: ${{ vars.ECR_EXPECTED_TOKEN_ENV || 'CODEX_OAUTH_ACCESS_TOKEN,OPENAI_API_KEY' }}
+          ECR_EXPECTED_TOKEN_ENV: ${{ vars.ECR_EXPECTED_TOKEN_ENV || 'CLAUDE_CODE_OAUTH_TOKEN' }}
         run: bun run src/cli.ts verify-config
 
       - name: Run AI review
@@ -76,13 +83,10 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           # Layer-1 auth lock: `ecr ci` re-checks the honored tokenEnv at runtime,
           # catching what the guard step above can't. Keep in sync with the guard.
-          ECR_EXPECTED_TOKEN_ENV: ${{ vars.ECR_EXPECTED_TOKEN_ENV || 'CODEX_OAUTH_ACCESS_TOKEN,OPENAI_API_KEY' }}
-          # Mixed credentials (see config.jsonc auth.providers): the ChatGPT/Codex
-          # subscription ACCESS token serves the default models; the usage-based
-          # API key (project-scoped, inference-only, budget-capped) serves the
-          # pro-tier security pass. ECR_EXPECTED_TOKEN_ENV (repo variable) locks
-          # the comma-separated set of BOTH names.
-          CODEX_OAUTH_ACCESS_TOKEN: ${{ secrets.CODEX_OAUTH_ACCESS_TOKEN }}
-          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
-          # Optional: override the model for every agent (uses your OpenCode login).
+          ECR_EXPECTED_TOKEN_ENV: ${{ vars.ECR_EXPECTED_TOKEN_ENV || 'CLAUDE_CODE_OAUTH_TOKEN' }}
+          # Claude Max/Team subscription token minted by `claude setup-token`
+          # (~1 year lifetime). The claude-code engine forwards it to the Claude
+          # Code CLI as the only credential (any ANTHROPIC_* key is stripped).
+          CLAUDE_CODE_OAUTH_TOKEN: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
+          # Optional: override the model for every agent.
           REVIEWER_MODEL: ${{ vars.REVIEWER_MODEL }}