# Claude Haiku 4.5 vs GPT-6.1 Sol

As of Oct 15, 2026, Claude Haiku 4.5 leads GPT-6.1 Sol in 0 of 7 shared categories.

Claude Haiku 4.5: $2.0000000000000004 per 1M blended tokens.

GPT-6.1 Sol: $4.000000000000001 per 1M blended tokens.

Claude Haiku 4.5: closed weights.

GPT-6.1 Sol: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Haiku 4.5 in General LLM at #18 against #133.
- Which to pick, Reasoning: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Haiku 4.5 in Reasoning at #15 against #119.
- Which to pick, Science: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Haiku 4.5 in Science at #4 against #109.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Haiku 4.5 in Coding › Web dev at #4 against #103.
- Which to pick, Long context: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Haiku 4.5 in Long context at #18 against #107.
- Which to pick, Factuality: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Haiku 4.5 in Factuality at #33 against #125.
- Which to pick, Abstraction (ARC): As of Oct 15, 2026, GPT-6.1 Sol leads Claude Haiku 4.5 in Abstraction (ARC) at #1 against #78.

As of Oct 15, 2026, Claude Haiku 4.5 is ranked #78 in Abstraction (ARC) (since Oct 15, 2026; sources ARC-AGI; methodology v1.0).

As of Oct 15, 2026, GPT-6.1 Sol is tied for state of the art in Vision (since Sep 30, 2026; sources GDP.pdf; methodology v1.0).