claude-sonnet-4-5-20250929 shutdown date & replacement
45 days
until shutdown
- Status
- scheduled
- Shutdown date
- Nov 30, 2026
- As written by provider
- November 30, 2026
- Deprecation announced
- Sep 30, 2026
- Recommended replacement
- claude-sonnet-5-5
- Type
- text
- Price change
- Not published by provider
- Source
- https://platform.claude.com/docs/en/about-claude/model-deprecations
- Last checked
- 2026-10-16
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