# Claude Fable 5 vs GPT-4.1

As of Oct 15, 2026, Claude Fable 5 leads GPT-4.1 in 6 of 6 shared categories: General LLM, Reasoning, Science, Long context, Factuality, and Abstraction (ARC).

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

GPT-4.1: $3.5 per 1M blended tokens.

Claude Fable 5: closed weights.

GPT-4.1: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Claude Fable 5 leads GPT-4.1 in General LLM at #3 against #130.
- Which to pick, Reasoning: As of Oct 15, 2026, Claude Fable 5 leads GPT-4.1 in Reasoning at #3 against #132.
- Which to pick, Science: As of Oct 15, 2026, Claude Fable 5 leads GPT-4.1 in Science at #56 against #96.
- Which to pick, Long context: As of Oct 15, 2026, Claude Fable 5 leads GPT-4.1 in Long context at #3 against #124.
- Which to pick, Factuality: As of Oct 15, 2026, Claude Fable 5 leads GPT-4.1 in Factuality at #7 against #136.
- Which to pick, Abstraction (ARC): As of Oct 15, 2026, Claude Fable 5 leads GPT-4.1 in Abstraction (ARC) at #1 against #85.

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, GPT-4.1 is a former state-of-the-art holder in Long context (since May 11, 2025; sources LMArena Text (style-controlled, longer query); methodology v1.0).