Recorded 14 Oct 2026 at 10:19 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.
AI model retirementplatform.claude.com
claude-sonnet-4-5-20250929
Anthropic Claude claude-sonnet-4-5-20250929 retires on 30 Nov 2026. Recommended replacement: claude-sonnet-5-5.
What it said
- Retires
- 30 Nov 2026
- Recommended replacement
- claude-sonnet-5-5
- Retirement announced
- 30 Sep 2026
- Status
- Deprecated
Recorded links
What changed
First observed 14 Oct 2026No field changes in the recorded history.
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