GitHub Copilot: MAI-Code-1-Flash deprecated

We have deprecated MAI-Code-1-Flash across all GitHub Copilot experiences (including Copilot Chat, inline edits, ask and agent modes, and code completions) today, September 10, 2026. Model Deprecation date Suggested alternative MAI-Code-1-Flash 2026-09-10 MAI-Code-1.1-Flash Please update your workflows and integrations to use a supported model. Copilot Enterprise administrators may need to enable access to the alternative model through their model policies in Copilot settings. As an administrator, you can verify availability by checking your individual Copilot settings and confirming that the policy is enabled for the specific model. Once enabled, you'll see the model in the Copilot Chat model selector in VS Code and on github.com. No action is required to remove the deprecated model. GitHub Enterprise customers with questions or concerns are encouraged to reach out to their account manager for further assistance. Share your feedback To learn more about the models available in Copilot, see our documentation on models and get started with Copilot today. Join the GitHub Community Discussion to share your feedback. copilot Share Copied Shared Related Posts Sep.11 Improvement Add VS Code Agents to Copilot usage metrics account management copilot enterprise management tools ... +2 Sep.11 Improvement Auto-resolution and analysis updates in Copilot code review copilot Sep.10 Release GitHub Copilot weekly releases — September 7 copilot Sep.09 Improvement Enterprise managed permissions for GitHub Copilot agent operations client apps copilot enterprise management tools ... +2 Sep.08 Release Enterprise-managed sandbox in Copilot for JetBrains copilot enterprise management tools ... +1 Sep.04 Release GitHub Copilot weekly releases — August 31 copilot Sep.04 Release GPT-6 Astra is generally available in GitHub Copilot copilot Sep.03 Retired Upcoming deprecation of selected GitHub Copilot models

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