openaiOfficial·9 Agent Skills Included

codex

OpenAI's local coding agent with skills, plugins, and PR automation

Runs OpenAI's Codex coding agent locally in your terminal to write, review, and test code. Includes ready-made skills for code review, PR monitoring, image generation, plugin scaffolding, and skill creation. Eliminates manual pull request babysitting, CI failure triage, and repetitive scaffolding work. Helps developers ship changes faster with automated reviews, tests, and documentation lookups.

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npx skills add openai/codex --all -g -y

Available:

Gives the AI agent strict operational rules for working in this Rust codebase, covering sandbox limits, formatting and lint commands, testing procedures, and code review constraints.

All Skills in This Repository (9)

Pure Emerald Level Indicators

📦 In Repo

openai

skill-creator

Create or update Codex skills with scoped instructions and supporting resources.

skill-installer

Install Codex skills from curated lists or GitHub repositories.

imagegen

Generate or edit raster images using built-in tools or a CLI fallback.

test-tui

Guide interactive testing of the Codex TUI application.

code-review

Orchestrate parallel subagents to perform final pull request code reviews.

code-breaking-changes

Analyze external integration surfaces for breaking changes.

update-v8-version

Update pinned V8 and rusty_v8 versions and validate release-candidate builds.

skill-creator

Generate standardized SKILL.md templates and scaffolding for Codex Skill definitions.

skill-installer

Discover, list, and install Codex skills from GitHub repositories.

Official

Advanced

Frequently Asked Questions

FAQPage Schema

How to install Codex?▼

Run `npx skills add openai/codex --all -g -y` in your terminal to install all skills in this suite globally.

What does OpenAI Codex CLI do?▼

Codex is a coding agent from OpenAI that runs locally on your computer to write code, run tests, review changes, and automate pull request workflows from your terminal.

Can Codex monitor my pull requests automatically?▼

Yes. The babysit-pr skill watches CI checks and review comments, fixes branch-related failures, retries flaky tests, and keeps polling until the PR is merged or closed.

How do I create my own Codex skill or plugin?▼

Use the built-in skill-creator and plugin-creator skills, which scaffold valid skill folders and plugin manifests with validation scripts included.

Does Codex work with my ChatGPT plan?▼

Yes. You can sign in with your ChatGPT Plus, Pro, Business, Edu, or Enterprise account, or use an API key with additional setup.