# Claude Fable 5 vs Claude Fable 5.1

As of Oct 15, 2026, Claude Fable 5 leads Claude Fable 5.1 in 5 of 9 shared categories: General LLM, Reasoning, Long context, Vision, and Abstraction (ARC).

Claude Fable 5: $20 per 1M blended tokens.

Claude Fable 5.1: $20 per 1M blended tokens.

Claude Fable 5: closed weights.

Claude Fable 5.1: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Claude Fable 5 leads Claude Fable 5.1 in General LLM at #3 against #6.
- Which to pick, Reasoning: As of Oct 15, 2026, Claude Fable 5 leads Claude Fable 5.1 in Reasoning at #3 against #5.
- Which to pick, Coding: As of Oct 15, 2026, Claude Fable 5.1 leads Claude Fable 5 in Coding at #3 against #6.
- Which to pick, Coding › Agentic: As of Oct 15, 2026, Claude Fable 5.1 leads Claude Fable 5 in Coding › Agentic at #3 against #6.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Claude Fable 5.1 leads Claude Fable 5 in Coding › Web dev at #5 against #19.
- Which to pick, Long context: As of Oct 15, 2026, Claude Fable 5 leads Claude Fable 5.1 in Long context at #3 against #6.
- Which to pick, Vision: As of Oct 15, 2026, Claude Fable 5 leads Claude Fable 5.1 in Vision at #5 against #6.
- Which to pick, Factuality: As of Oct 15, 2026, Claude Fable 5.1 leads Claude Fable 5 in Factuality at #1 against #7.
- Which to pick, Abstraction (ARC): As of Oct 15, 2026, Claude Fable 5 leads Claude Fable 5.1 in Abstraction (ARC) at #1 against #3.

As of Oct 15, 2026, Claude Fable 5 is near state of the art, rank #3 in General LLM (since Oct 15, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).

As of Oct 15, 2026, Claude Fable 5.1 is tied for state of the art in Factuality (since Oct 2, 2026; sources LMArena Text factuality; methodology v1.0).