Codex plugin

Codex plugin for Claude Code

Use Codex from inside Claude Code for code reviews or to delegate tasks to Codex.

This plugin is for Claude Code users who want an easy way to start using Codex from the workflow they already have.

What You Get

• /codex:review for a normal read-only Codex review
• /codex:adversarial-review for a steerable challenge review
• /codex:rescue, /codex:status, /codex:result, and /codex:cancel to delegate work and manage background jobs

Requirements

• ChatGPT subscription (incl. Free) or OpenAI API key.
  • Usage will contribute to your Codex usage limits. Learn more.
• Node.js 18.18 or later

Install

Add the marketplace in Claude Code:

/plugin marketplace add openai/codex-plugin-cc

Install the plugin:

/plugin install codex@openai-codex

Reload plugins:

/reload-plugins

Then run:

/codex:setup

`/codex:setup` will tell you whether Codex is ready. If Codex is missing and npm is available, it can offer to install Codex for you.

If you prefer to install Codex yourself, use:

npm install -g @openai/codex

If Codex is installed but not logged in yet, run:

!codex login

After install, you should see:

• the slash commands listed below
• the codex:codex-rescue subagent in /agents

One simple first run is:

/codex:review --background
/codex:status
/codex:result

Usage

`/codex:review`

Runs a normal Codex review on your current work. It gives you the same quality of code review as running `/review` inside Codex directly.

[!NOTE] Code review especially for multi-file changes might take a while. It's generally recommended to run it in the background.

Use it when you want:

• a review of your current uncommitted changes
• a review of your branch compared to a base branch like main

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