GitHub Copilot models deprecated on October 19, 2026

Takes effect

19 Oct 2026

Published

20 Oct 2026

As of today, October 19, 2026, we have deprecated the following models across most GitHub Copilot experiences (including Copilot Chat, inline edits, ask and agent modes, and code completions). These deprecations were announced on September 18, 2026 . Model Deprecation date Suggested alternative Gemini 3.7 Flash 2026-10-19 Gemini 3.8 Flash GPT-5.5 2026-10-19 GPT-6.1 Sol GPT-5.4 2026-10-19 GPT-6.1 Sol GPT-5.4 mini 2026-10-19 GPT-6 Luna GPT-5 mini 2026-10-19 GPT-6 Luna Grok 4.5 2026-10-19 Grok 4.7 Please update your workflows and integrations to use supported models. Copilot Enterprise administrators may need to enable access to alternative models 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 rem

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