GitHub schedules Copilot model deprecations for October 2

GitHub says it will deprecate selected models across Copilot Chat, inline edits, ask and agent modes, and code completions on October 2, 2026.

Key points

  1. Selected Copilot models are scheduled for deprecation on October 2, 2026.
  2. The change spans chat, inline edits, ask and agent modes, and code completions.

Why it matters

The change may require users and organizations relying on affected models to update their Copilot configurations or workflows before the deadline. The supplied evidence does not identify the individual models.

What to watch

GitHub's final list of affected models, recommended replacements and any enterprise migration guidance are the practical details users still need.

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