# Claude Haiku 4.5 vs Claude Opus 4.6

As of Oct 15, 2026, Claude Haiku 4.5 leads Claude Opus 4.6 in 0 of 6 shared categories.

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

Claude Opus 4.6: $10 per 1M blended tokens.

Claude Haiku 4.5: closed weights.

Claude Opus 4.6: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Claude Opus 4.6 leads Claude Haiku 4.5 in General LLM at #4 against #104.
- Which to pick, Reasoning: As of Oct 15, 2026, Claude Opus 4.6 leads Claude Haiku 4.5 in Reasoning at #2 against #91.
- Which to pick, Science: As of Oct 15, 2026, Claude Opus 4.6 leads Claude Haiku 4.5 in Science at #32 against #109.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Claude Opus 4.6 leads Claude Haiku 4.5 in Coding › Web dev at #35 against #92.
- Which to pick, Long context: As of Oct 15, 2026, Claude Opus 4.6 leads Claude Haiku 4.5 in Long context at #2 against #84.
- Which to pick, Factuality: As of Oct 15, 2026, Claude Opus 4.6 leads Claude Haiku 4.5 in Factuality at #3 against #97.

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, Claude Opus 4.6 is near state of the art, rank #2 in Reasoning (since Oct 15, 2026; sources LMArena Text (style-controlled, hard prompts); methodology v1.0).