claude-opus-4-5-20251101
For claude-opus-4-5-20251101, provider is Anthropic; human-readable model name is Claude Opus 4.5; lifecycle status is Active; shutdown / retirement date is Not sooner than November 24, 2026; platform / deployment scope is Anthropic API / Claude Platform on AWS / Microsoft Foundry, recorded from its source on 2026-08-12.
- Provider
- Anthropic verified
- Model ID / API name
- claude-opus-4-5-20251101 verified
- Human-readable model name
- Claude Opus 4.5
- Lifecycle status
- Active verified
- Shutdown / retirement date
- Not sooner than November 24, 2026 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
To migrate to <https://anthropic.com/glasswing> Claude Mythos 5 ( claude-mythos-5 ), see the <https://platform.claude.com/docs/en/about-claude/models/migration-guide#migrating-from-claude-mythos-preview> migration guide . Current and recently retired models are listed in the following table with their status: API model name | Current state | Deprecated | Tentative retirement date | claude-fable-5 | Active | N/A | Not sooner than June 9, 2027 | claude-opus-5 | Active | N/A | Not sooner than July 24, 2027 | claude-opus-4-8 | Active | N/A | Not sooner than May 28, 2027 | claude-opus-4-7 | Active | N/A | Not sooner than April 16, 2027 | claude-opus-4-6 | Active | N/A | Not sooner than February 5, 2027 | claude-opus-4-5-20251101 | Active | N/A | Not sooner than November 24, 2026 |
— docs.anthropic.com, retrieved 2026-08-12
Source
- docs.anthropic.comhttps://docs.anthropic.com/en/docs/about-claude/model-deprecations