Vendor timeline
Anthropic release timeline
8 releases across 2025 – 2026. Heights show the Artificial Analysis Intelligence Index for each release. The latest is Claude Fable 5.
Vendors
Model lines
Releases on this timeline
- Claude Fable 5 59.9 Released Jun 2026
- Claude Opus 4.8 55.7 Released May 2026
- Claude Opus 4.7 53.5 Released Apr 2026
- Claude Sonnet 4.6 47.2 Released Feb 2026
- Claude Opus 4.6 43.7 Released Feb 2026
- Claude Opus 4.5 40.8 Released Nov 2025
- Claude Haiku 4.5 29.6 Released Oct 2025
- Claude Opus 4.1 33.7 Released Aug 2025
Get the next Anthropic release the moment it ships.
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