Gemini 3.1 Pro and 3.5 Flash now available in Copilot CLI, cloud agent, app, and SDK

Two Gemini models are now available across additional GitHub Copilot surfaces. Gemini 3.1 Pro (Preview) and Gemini 3.5 Flash can now be used in:

• Copilot CLI
• Copilot cloud agent
• GitHub Copilot app (technical preview)
• Copilot SDK

Gemini 3.1 Pro (Preview) is available for Copilot Student, Copilot Pro, Copilot Pro+, Copilot Business, and Copilot Enterprise subscribers.

Gemini 3.5 Flash is available for Copilot Pro, Copilot Pro+, Copilot Business, and Copilot Enterprise subscribers.

Enabling access

Copilot Business and Enterprise administrators must opt in by enabling the relevant Gemini model policy in Copilot settings. Once enabled, users in that organization will see the models available across Copilot surfaces.

To learn more about the models available in Copilot, see our documentation on Gemini models in Copilot and choosing the right AI model for your task.

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