claude-opus-4-1-20250805 — Retired — shutdown August 5, 2026
For claude-opus-4-1-20250805, provider is Anthropic; lifecycle status is Retired; deprecation announced is June 5, 2026; shutdown / retirement date is August 5, 2026; recommended replacement is claude-opus-4-8; platform / deployment scope is Anthropic API / Claude Platform on AWS / Microsoft Foundry, recorded from its source on 2026-08-28.
- Provider
- Anthropic our reading
- Model ID / API name
- claude-opus-4-1-20250805 verified
- Lifecycle status
- Retired verified
- Deprecation announced
- June 5, 2026 verified
- Shutdown / retirement date
- August 5, 2026 verified
- Recommended replacement
- claude-opus-4-8 verified
- Platform / deployment scope
- Anthropic API / Claude Platform on AWS / Microsoft Foundry our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
2026-06-05: Claude Opus 4.1 model This model was retired August 5, 2026. On June 5, 2026, Anthropic notified developers using Claude Opus 4.1 of its upcoming retirement on the Claude API. Retirement date | Deprecated model | Recommended replacement | August 5, 2026 | claude-opus-4-1-20250805 | claude-opus-4-8 |
— docs.anthropic.com, retrieved 2026-08-28
Source
- docs.anthropic.comhttps://docs.anthropic.com/en/docs/about-claude/model-deprecations
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