OpenAI Codex CLI Skill

Use OpenAI Codex CLI (codex) for coding tasks including code review, refactoring, bug fixes, CI repairs, and feature implementation. Codex CLI runs locally on your machine with full filesystem access.

When to Use

• User asks for code changes, refactoring, or implementation
• CI/build failures need fixing
• Code review before commit/push
• Large codebase exploration or explanation
• Tasks requiring file editing + command execution
• When GPT-5-Codex model strengths are needed (code generation, tool use)

Installation & Auth

Codex CLI requires ChatGPT Plus/Pro/Business/Enterprise subscription.