Claude Haiku 5.5 vs GPT-6.1 Sol
As of Oct 14, 2026, Claude Haiku 5.5 leads GPT-6.1 Sol in 0 of 2 shared categories.
Claude Haiku 5.5
Yes. Yes on Math (best per dollar). Not the overall leader.
GPT-6.1 Sol
Yes. SOTA in co-SOTA in Vision.
| Category | Claude Haiku 5.5 | GPT-6.1 Sol |
|---|---|---|
| General LLM | — | #18 · #18 in General LLM Margin 12.244897959183675 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | — | #15 · #15 in Reasoning Margin 10.958904109589042 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #13 · #13 in Math Margin 26.66666666666667 Epoch AI benchmarking hub · Oct 7, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #38 · #38 in Science Margin — Epoch AI benchmarking hub · Oct 7, 2026 | #4 · #4 in Science Margin — Epoch AI benchmarking hub · Sep 29, 2026 |
| Coding | #— · Not enough data Margin — Scale Labs leaderboards · Oct 14, 2026 | #2 · Near-SOTA · Coding Margin 13.63636363636364 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | — | #2 · Near-SOTA · Coding › Agentic Margin 13.63636363636364 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #26 · #26 in Coding › Web dev Margin 23.364485981308405 LMArena leaderboard dataset · Oct 13, 2026 | #4 · Near-SOTA · Coding › Web dev Margin 2.803738317757009 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | — | #17 · #17 in Long context Margin 11.564625850340136 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #1 · Co-SOTA · Vision Margin 0 Epoch AI benchmarking hub · Sep 29, 2026 |
| Factuality | — | #29 · #29 in Factuality Margin 22.388059701492537 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | — | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 29, 2026 |
Claude Haiku 5.5: $0.19999999999999998 per 1M blended tokens.
GPT-6.1 Sol: $4.000000000000001 per 1M blended tokens.
Claude Haiku 5.5: closed weights.
GPT-6.1 Sol: closed weights.
Science: As of Oct 14, 2026, GPT-6.1 Sol leads Claude Haiku 5.5 in Science at #4 against #38.
Coding › Web dev: As of Oct 14, 2026, GPT-6.1 Sol leads Claude Haiku 5.5 in Coding › Web dev at #4 against #26.
Claude Haiku 5.5 · GPT-6.1 Sol
Claude Haiku 5.5 or GPT-6.1 Sol?
As of Oct 14, 2026, Claude Haiku 5.5 leads GPT-6.1 Sol in 0 of 2 shared categories.
Claude Haiku 5.5 or GPT-6.1 Sol for Science?
As of Oct 14, 2026, GPT-6.1 Sol leads Claude Haiku 5.5 in Science at #4 against #38.
Claude Haiku 5.5 or GPT-6.1 Sol for Coding › Web dev?
As of Oct 14, 2026, GPT-6.1 Sol leads Claude Haiku 5.5 in Coding › Web dev at #4 against #26.