codex

Project Overview

Codex CLI is a lightweight coding agent from OpenAI that runs locally on your computer. It provides a terminal interface and supports usage through ChatGPT accounts (Plus, Pro, Business, Edu, Enterprise) or API keys.

Key Features

• Lightweight terminal agent: Runs locally on the command line
• Cross-platform: Supports macOS (Apple Silicon/Intel) and Linux (x86_64/arm64)
• Multiple installation methods: curl install script, npm, Homebrew, and GitHub Releases
• ChatGPT integration: Use with ChatGPT Plus/Pro/Business/Edu/Enterprise plans
• API key support: Also usable with an API key

Target Audience

• Developers who need AI coding assistance in the terminal
• OpenAI ChatGPT subscribers
• Users who want a lightweight local coding agent

Quick Start

1. macOS/Linux: curl -fsSL https://chatgpt.com/codex/install.sh | sh
2. Windows: powershell -ExecutionPolicy ByPass -c "irm https://chatgpt.com/codex/install.ps1 | iex"
3. npm: npm install -g @openai/codex
4. Homebrew: brew install --cask codex
5. Run codex to get started

Core Advantages

• Officially built by OpenAI
• Lightweight, runs locally in the terminal
• Supports both ChatGPT subscriptions and API keys
• Cross-platform support