OpenAI Codex handles features, refactors, reviews and releases across the terminal, IDE and cloud.
Key capabilities
- Codex CLI (open source).
- IDE extension for VS Code, Cursor and Windsurf.
- Codex cloud with per-repo environments.
- Multi-agent parallel workflows.
- Automatic PR review and plugins.
Who it's for
Included with ChatGPT plans, Codex is a powerful agentic code generator for developers.









