Skillzwave
OpenAI Codex - CLI Installation

Install Skills in OpenAI Codex

Follow this guide to install AI skills in OpenAI Codex using the Skilz CLI

Before You Start

You'll need Python 3.10+ and pip installed on your computer. Most modern systems have these pre-installed.

To check: Run python3 --version in your terminal

Learn more about OpenAI Codex at openai.com/codex

1

Install the Skilz CLI

First, install the Skilz CLI tool. Open your terminal and run:

pip install skilz

This only needs to be done once

2

Find a Skill You Want

Browse our marketplace and click on any skill to view its details. Look for the "Installation" section on the skill page - you'll see Codex install commands.

Example: On any skill page, you'll see the Codex install command:

skilz install anthropics_skills/canvas-design --agent codex

The --agent codex flag tells Skilz to install to Codex's skill directory

3

Run the Install Command

Open your terminal and paste the install command, then press Enter.

Ctrl+V or Cmd+V to paste
skilz install anthropics_skills/canvas-design --agent codex

Press Enter to run the command

4

You're Done!

That's it! The skill is now installed in your ~/.codex/skills/ directory and is immediately ready to use in OpenAI Codex.

Skill installed successfully!

Codex now has new capabilities. Try asking about the topic the skill covers!

Pro Tips

  • Use skilz list --agent codex to see all installed Codex skills
  • Use skilz update --agent codex to update all Codex skills
  • Use skilz remove skill-name --agent codex to uninstall a skill
  • Higher-rated skills (green scores) are more reliable and well-maintained

Works with 14 AI Agents

Skilz supports 14 AI coding assistants including Claude Code, OpenCode, Cursor, Aider, Gemini CLI, Qwen CLI, Kimi CLI, GitHub Copilot, and more.

Claude Code OpenCode View All Platforms →

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