What problem it solves

Developers need a coding agent that can work directly from their local development environment without requiring a separate desktop application. The project provides installation paths for terminals, IDEs, and desktop use, along with authentication through a ChatGPT plan or an API key.

Key features

• Local terminal coding agent — Run Codex CLI locally on your computer to use a coding agent from the terminal. The command is installed with a standalone installer or supported package manager.

  Source: README, codex-cli

• Multiple installation options — Install the CLI through shell or PowerShell installers, npm, or Homebrew. Platform-specific binaries are also available through GitHub Releases.

  Source: README

• IDE and desktop access — Use Codex in supported code editors such as VS Code, Cursor, and Windsurf, or launch the desktop app experience from the CLI.

  Source: README

• ChatGPT plan and API-key authentication — Sign in with ChatGPT to use Codex as part of a supported ChatGPT plan, or authenticate with an API key after additional setup.

  Source: README

• Terminal session controls — Recent releases add an agent command center, session picking, backend switching, local image previews, approval-prompt patch details, and terminal display controls.

  Source: CHANGELOG.md, codex-rs

Quick start

Copied verbatim from the project's README.

curl -fsSL https://chatgpt.com/codex/install.sh | sh

powershell -ExecutionPolicy ByPass -c "irm https://chatgpt.com/codex/install.ps1 | iex"

# Install using npm
npm install -g @openai/codex

Who it may suit

This may suit developers who want to use a coding agent from a local terminal, as well as people who prefer working within supported code editors or the desktop app experience.

Topics to discuss

• Which local development workflows should the terminal agent support more deeply?

• How should ChatGPT-plan authentication and API-key authentication be improved for new users?

• Which terminal session and approval controls would make agent-assisted development clearer?

Written by ReadmeX AI from the project's README, source and public GitHub data; it may contain mistakes.

Read the original README https://github.com/openai/codex#readme

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