Models
Search…
⌘K
0
Models
Foundation models and notable fine-tunes - closed frontier and open weights.
All
Open weights
263
Closed weights
409
Family:
Claude
Add filter
Reset
Claude Opus 5.5
· Anthropic
Closed weights
22 Sep 2026
Claude Fable 5.1
· Anthropic
Closed weights
1 Sep 2026
Claude Fable 5
· Anthropic
Closed weights
9 Jun 2026
Claude Opus 4.7
· Anthropic
Closed weights
16 Apr 2026
Claude Sonnet 4.6
· Anthropic
Closed weights
17 Feb 2026
Claude Opus 4.6
· Anthropic
Closed weights
5 Feb 2026
Claude Opus 4.5
· Anthropic
Closed weights
24 Nov 2025
Claude Sonnet 4.5
· Anthropic
Closed weights
Undisclosed (closed)
29 Sep 2025
Claude 4.1 Opus
· Anthropic
Closed weights
5 Aug 2025
Claude 4 Opus
· Anthropic
Closed weights
22 May 2025
Claude 4 Sonnet
· Anthropic
Closed weights
22 May 2025
Claude Sonnet 3.7
· Anthropic
Closed weights
24 Feb 2025
Claude 3.5 Haiku
· Anthropic
Closed weights
22 Oct 2024
Claude 3.5 Sonnet
· Anthropic
Closed weights
22 Oct 2024
Claude 3 Haiku
· Anthropic
Closed weights
4 Mar 2024
Claude Opus 3
· Anthropic
Closed weights
4 Mar 2024
Claude Sonnet 3
· Anthropic
Closed weights
4 Mar 2024
Claude Haiku 4.5
· Anthropic
Closed weights
Claude Opus 4
· Anthropic
Closed weights
Claude Opus 4 1 20250805 Thinking
· Anthropic
Closed weights
Claude Opus 4 1 Search
· Anthropic
Closed weights
Claude Opus 4 20250514 Thinking
· Anthropic
Closed weights
Claude Opus 4 5 Search
· Anthropic
Closed weights
Claude Opus 4 6 Search
· Anthropic
Closed weights
1 to 24 of 31
Next