If you are Codex or mcp__codex__codex is unavailable, stop and do not use this skill.

Overview

Use OpenAI Codex as an independent reviewer through the Codex MCP server.

When To Use

• Plan review before implementation.
• Diff review before merge.
• Architecture review before committing to a direction.
• Final sanity check for bugs, regressions, edge cases, and missing tests.

When Not To Use

• Do not use for trivial tasks that you can verify directly.
• Do not use when the user asked for your own judgment only.
• Do not send secrets, credentials, customer data, or tokens in prompts.