codex-plugin-cc
Use Codex from Claude Code to review code or delegate tasks.
The codex-plugin-cc AI sub-agent brings OpenAI Codex functionality directly into Claude Code workflows, enabling developers to request code reviews, delegate debugging tasks, and manage background jobs without leaving their IDE. It provides slash commands for read-only code reviews, adversarial design critiques, and task handoffs to Codex for investigation or fixes. The plugin wraps the Codex CLI and app server, using your existing authentication and configuration while letting you seamlessly transfer complex work between Claude Code and Codex sessions.
Key Features
Use Cases
- 01Running comprehensive code reviews on multi-file changes before merging a pull request
- 02Pressure-testing design decisions with adversarial reviews focused on race conditions, auth, or data loss risks
- 03Delegating time-consuming bug investigations to Codex while continuing other work in Claude Code
- 04Transferring a debugging session started in Claude Code to Codex for deeper investigation or fixes
- 05Managing long-running background code reviews or fix attempts with status checks and result retrieval
- 06Challenging implementation tradeoffs and exploring alternative approaches through steerable reviews
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codex-plugin-cc — FAQ
What is codex-plugin-cc and what does it do?+
Codex-plugin-cc is an AI sub-agent plugin that integrates OpenAI Codex into Claude Code, allowing you to run code reviews, delegate tasks, and manage background jobs using slash commands. It acts as a bridge between your Claude Code workflow and Codex capabilities.
How do I install the codex-plugin-cc plugin in Claude Code?+
Add the OpenAI marketplace with '/plugin marketplace add openai/codex-plugin-cc', then install using '/plugin install codex@openai-codex', reload with '/reload-plugins', and run '/codex:setup' to verify. Node.js 18.18 or later is required.
Do I need an API key or ChatGPT subscription to use this plugin?+
Yes, you need either a ChatGPT subscription (including the free tier) or an OpenAI API key. The plugin uses your local Codex CLI authentication, so if you're already signed into Codex on your machine, it will work immediately.
Which AI clients work with codex-plugin-cc?+
This plugin is designed specifically for Claude Code users. It delegates tasks to OpenAI Codex via the Codex CLI and app server, and you can transfer sessions to continue work in the Codex TUI or app.
Is codex-plugin-cc free to use?+
The plugin itself is open source, but usage counts toward your Codex usage limits based on your ChatGPT subscription or OpenAI API account. Check OpenAI's Codex pricing documentation for current rates and tier limits.
Can I use codex-plugin-cc with my existing Codex configuration?+
Yes, the plugin automatically uses your existing Codex configuration files from ~/.codex/config.toml and project-level .codex/config.toml, including model preferences, reasoning effort, and custom endpoint settings.
How do I install codex-plugin-cc?+
Open the source repository on GitHub and follow its README. codex-plugin-cc is a agent — MCP Agents Market links you directly to the official repo.
Is codex-plugin-cc free?+
codex-plugin-cc is an open-source project hosted on GitHub. Check the repository for its license and any usage requirements.