claude-3-opus-20240229
For claude-3-opus-20240229, provider is Anthropic; human-readable model name is Claude Opus 3; lifecycle status is Retired; deprecation announced is June 30, 2025; shutdown / retirement date is January 5, 2026, recorded from its source on 2026-08-12.
- Provider
- Anthropic verified
- Model ID / API name
- claude-3-opus-20240229 verified
- Human-readable model name
- Claude Opus 3 verified
- Lifecycle status
- Retired verified
- Deprecation announced
- June 30, 2025 verified
- Shutdown / retirement date
- January 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
On June 30, 2025, Anthropic notified developers using Claude Opus 3 model of its upcoming retirement. Retirement date | Deprecated model | Recommended replacement | January 5, 2026 | claude-3-opus-20240229 | claude-opus-4-8 | 2025-01-21: Claude 2, Claude 2.1, and Claude Sonnet 3 models These models were retired July 21, 2025.
— docs.anthropic.com, retrieved 2026-08-12
Source
- docs.anthropic.comhttps://docs.anthropic.com/en/docs/about-claude/model-deprecations