GPT-5.3-Codex is now generally available for GitHub Copilot
3 months ago
- #coding model
- #GitHub Copilot
- #OpenAI
- GPT-5.3-Codex, OpenAI’s latest agentic coding model, is now available in GitHub Copilot.
- The model shows improved performance, with up to 25% faster execution on agentic coding tasks compared to GPT-5.2-Codex.
- Availability includes Copilot Pro, Pro+, Business, and Enterprise users across various platforms like Visual Studio Code, GitHub.com, and GitHub Mobile.
- Rollout is gradual; users may need to wait if not immediately visible.
- Enterprise and Business plan administrators must enable the GPT-5.3-Codex policy in Copilot settings.
- Feedback can be shared via the GitHub Community.