When is anthropic.claude-sonnet-4-5-20250929-v1:0 retired?
Migration guide: What to Do Before Claude Sonnet 4.5 Shuts Down on November 30, 2026
deprecated
anthropic.claude-sonnet-4-5-20250929-v1:0 on AWS Bedrock is scheduled to shut down on Apr 27, 2027.
Replacement: not listed
| Provider (API) | AWS Bedrock |
|---|---|
| Model made by | Anthropic (hosted on AWS Bedrock) |
| Model ID | anthropic.claude-sonnet-4-5-20250929-v1:0 |
| Deprecation announced | Oct 27, 2026 |
| Shutdown date | Apr 27, 2027 |
| Section on source page | Legacy and end-of-life (EOL) models |
| Source | https://docs.aws.amazon.com/bedrock/latest/userguide/model-lifecycle-legacy.html |
| Last checked | 2026-11-10T21:49:15+00:00 |
Last checked 2026-11-10 · Source · Markdown · JSON
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