GitHub Copilot model: Claude Sonnet 4.5
GitHub retired the Claude Sonnet 4.5 model in Copilot on 1 September 2026; it suggests Latest Claude Sonnet model instead.
Retirement1 version
Facts
- Microsoft id
claude-sonnet-4.5- Products
- GitHub Copilot
- Model
- Claude Sonnet 4.5
- Release status
- Retired
- Retired
- 1 September 2026
- Suggested alternative
- Latest Claude Sonnet model
- Status pages
- GitHub Copilot status
- First captured by us
- (from our first import of this list)
- Microsoft last modified
- –
- Source
- GitHub Copilot models · open the original at Microsoft
Microsoft says
Microsoft published no description with this item.
What Microsoft changed
One version so far. If Microsoft edits it, each change shows here with what was removed and added.
First version we captured ·
The text as we first saw it
Seen by us · Microsoft's page