OpenAI Codex CLI wrapper skill
Testing & QASkill
Lets you call OpenAI's Codex coding tool from inside Claude Code in three modes, such as getting a second opinion on your code. You end up with an outside review or answer without switching tools.
Your agent shows you the skill and checks it before adding it. Text instructions only.
Heads up: Runs local wrapper script; follows dynamic instruction blocks from its output.
What you’ll need
OpenAIThe second-opinion model that reviews your code and challenges Claude's plan
Or: Gemini CLI