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GitHub confirms upcoming deprecation of selected Copilot models in mid-October 2026

By Owen Blackridge

· 1 min read

Prepared with AI assistance from source material. An individual human editorial review is not recorded for this archive article. The named archive byline has not been independently verified by TechStaged. Editorial policy and corrections.

GitHub Copilot deprecation notice
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Summary

  • GitHub will deprecate selected Copilot models across all Copilot experiences on October 19, 2026.
  • The deprecation applies to Copilot Chat, inline edits, ask and agent modes, and code completions.

GitHub has announced that it will deprecate certain GitHub Copilot models across all Copilot experiences on October 19, 2026.

WHAT IS CHANGING

The deprecation applies to models across all Copilot experiences, including Copilot Chat, inline edits, ask and agent modes, and code completions. TechStaged has also covered GPT-6 Astra Generally Available in GitHub Copilot, GitHub confirms.

TIMELINE

The deprecation is scheduled for October 19, 2026.

SCOPE OF IMPACT

The official post indicates that the changes will affect how users interact with Copilot in various modes, though the post excerpts provided here do not list the specific models being deprecated.

WHAT HAPPENS NEXT

For detailed information, refer to the GitHub Blog post announcing the deprecation.

SOURCES

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