OpenAI Codex
OpenAI's coding agent: an open source CLI, IDE extension and desktop app, and a cloud agent that works on tasks in parallel and opens pull requests. See how developers rate it month by month on DTDb.
- Category
- coding agent
- Developer
- OpenAI
- Created by
- —
- First release
- 2025
- License
- Apache-2.0
- Open source
- Yes
- Pricing
- Paid
- Website
- https://openai.com/codex
- Works in
- Terminal, IDE extension, Desktop app, Web and cloud, Slack, GitHub and chats
- Models
- The vendor's own
- Local models
- Yes
- Autonomy
- Works alone and opens pull requests
- Runs on
- Your machine or the cloud
- MCP support
- Yes
- Subagents
- Yes
- Headless mode
- Yes
- Billing
- Subscription
- Platforms
- macOS, Linux, Windows