Codex

Overview

Codex CLI is a coding agent from OpenAI that runs locally on your computer. It provides a lightweight terminal-based coding agent experience and can also be used through IDE integrations, a desktop app, and the cloud-based Codex Web.

Key Features

• Lightweight coding agent that runs in your terminal
• Runs locally on your computer
• Can be installed via standalone installer, npm, or Homebrew
• Supports signing in with a ChatGPT account or an API key
• Available as an IDE integration, desktop app, and cloud-based Codex Web

Use Cases

• Terminal-based coding assistance
• Local coding agent workflows
• Use with IDE integrations, desktop app, or Codex Web

Getting Started

• On Mac or Linux, run the install script: curl -fsSL https://chatgpt\.com/codex/install\.sh | sh
• On Windows, run the PowerShell install script: powershell -ExecutionPolicy ByPass -c "irm https://chatgpt\.com/codex/install\.ps1 | iex"
• Install with npm: npm install -g @openai/codex
• Install with Homebrew: brew install --cask codex
• Run codex to get started and select Sign in with ChatGPT

Deployment & Requirements

• Supported platforms include macOS, Linux, and Windows.
• macOS binaries are available for Apple Silicon/arm64 and x86_64; Linux binaries are available for x86_64 and arm64.
• Standalone installers download from https://releases\.openai\.com/codex by default and fall back to GitHub Releases if a metadata or asset download is unavailable.
• Using an API key requires additional setup.

Before You Adopt

• License: Apache-2.0. Review its terms before using, modifying, or distributing the project.
• Standalone installers have a default download source and fall back to GitHub Releases if metadata or asset downloads are unavailable.
• Using Codex with a ChatGPT plan depends on signing in with a ChatGPT account and is associated with Plus, Pro, Business, Edu, or Enterprise plans.