# Claude Fable 5.1 vs Gemini 4 Argon

As of Oct 15, 2026, Claude Fable 5.1 leads Gemini 4 Argon in 2 of 6 shared categories: Coding › Web dev and Vision.

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

Gemini 4 Argon: $4.000000000000001 per 1M blended tokens.

Claude Fable 5.1: closed weights.

Gemini 4 Argon: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Gemini 4 Argon leads Claude Fable 5.1 in General LLM at #1 against #6.
- Which to pick, Reasoning: As of Oct 15, 2026, Gemini 4 Argon leads Claude Fable 5.1 in Reasoning at #1 against #5.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Claude Fable 5.1 leads Gemini 4 Argon in Coding › Web dev at #5 against #8.
- Which to pick, Long context: As of Oct 15, 2026, Gemini 4 Argon leads Claude Fable 5.1 in Long context at #1 against #6.
- Which to pick, Vision: As of Oct 15, 2026, Claude Fable 5.1 leads Gemini 4 Argon in Vision at #6 against #7.
- Which to pick, Factuality: As of Oct 15, 2026, Claude Fable 5.1 and Gemini 4 Argon share #1 in Factuality.

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).

As of Oct 15, 2026, Gemini 4 Argon is state of the art in General LLM (since Oct 2, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).