# Upcoming deprecation of selected GitHub Copilot models in December

Source: [Archive: 2026 - GitHub Changelog](https://github.blog/changelog/2026-11-13-upcoming-deprecation-of-selected-github-copilot-models-in-december) · 2026-11-13 · Cloud & DevOps
Page: https://themorning.dev/story/upcoming-deprecation-of-selected-github-copilot-models-in-december-bc1ca702be31bb59
Kind: other · Impact: medium

## In brief

- GitHub will deprecate selected GitHub Copilot models on December 14, 2026.
- The deprecation applies across all Copilot experiences, including Chat, inline edits, ask and agent modes, and code completions.
- Claude Fable 5 is listed for deprecation, with Claude Fable 5.2 as the suggested alternative.

## Why it matters

Developers who select the affected models in Copilot will need to switch to the suggested alternatives once the deprecation takes effect.

## What to do

- Switch from Claude Fable 5 to Claude Fable 5.2 before December 14, 2026

## Versions

- Claude Fable 5
- Claude Fable 5.2

## Timeline

- 2026-11-13: GitHub announces upcoming deprecation of selected Copilot models
- 2026-12-14: Selected models deprecated across all GitHub Copilot experiences

## Coverage

- [Upcoming deprecation of selected GitHub Copilot models in December](https://github.blog/changelog/2026-11-13-upcoming-deprecation-of-selected-github-copilot-models-in-december) — Archive: 2026 - GitHub Changelog, 2026-11-13

Tags: github-copilot, deprecation, ai-models, claude, developer-tools

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Brief generated by AI (claude-haiku-5-5) from the reporting listed under Coverage. Headlines belong to their publishers. The Morning Dev – https://themorning.dev