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OpenAI’s GPT-5.1, GPT-5.1-Codex and GPT-5.1-Codex-Mini are now in public preview for GitHub Copilot
GPT-5.1, GPT-5.1-Codex, and GPT-5.1-Codex-Mini—the full suite of OpenAI’s latest 5.1-series models—are now rolling out in public preview in GitHub Copilot.
Availability in GitHub Copilot
OpenAI GPT-5.1, GPT-5.1-Codex, and GPT-5.1-Codex-Mini will be available to Copilot Pro, Pro+, Business, and Enterprise.
Different models have different areas of use and availability in the product:
GPT-5.1
- Visual Studio Code in all modes: chat, ask, edit, agent
- JetBrains in all modes: ask, edit, agent
- Xcode in all modes: ask, agent
- Eclipse in all modes: ask, agent
- github.com
- GitHub Mobile (iOS and Android)
- Copilot CLI
GPT-5.1-Codex and GPT-5.1-Codex-Mini
- Visual Studio Code versions 1.104.1 and later, all modes: chat, ask, edit, agent
- GitHub Copilot for JetBrains versions 1.5.61 and later, in all modes: ask, edit, agent
- GitHub Copilot for Xcode versions 0.45.0 and later in all modes: ask, agent
- GitHub Copilot for Eclipse versions 0.13.0 and later in all modes: ask, agent
- Copilot CLI
Rollout will be gradual. If you don’t see the new models yet, check back soon.
Enabling access
- Enterprise and Business plans: Administrators must enable the OpenAI GPT-5.1, GPT-5.1-Codex, or GPT-5.1-Codex-Mini policy in Copilot settings. Once enabled, users in that organization will see the respective model in the Copilot Chat model picker.
- Pro and Pro+ plans: Users can enable the model by selecting it in the model picker and confirming the one-time prompt.
- Bring your own key: Select Manage Models from the picker, choose OpenAI GPT-5.1, GPT-5.1-Codex, or GPT-5.1-Codex-Mini, and enter your API key when prompted.
Learn more
To explore all models available in GitHub Copilot, see our documentation on models and get started with Copilot.
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