Claude Sonnet 4.5 vs GPT-6.1 Sol
As of Oct 15, 2026, Claude Sonnet 4.5 leads GPT-6.1 Sol in 0 of 7 shared categories.
| Category | Claude Sonnet 4.5 | GPT-6.1 Sol |
|---|---|---|
| General LLM | #62 · Was SOTA · General LLM Margin 32.97872340425532 LMArena leaderboard dataset · Oct 13, 2026 | #18 · #18 in General LLM Margin 9.574468085106389 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #51 · Was SOTA · Reasoning Margin 27.65957446808511 LMArena leaderboard dataset · Oct 13, 2026 | #15 · #15 in Reasoning Margin 8.510638297872347 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #25 · #25 in Math Margin 53.333333333333336 Epoch AI benchmarking hub · Sep 29, 2025 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #82 · #82 in Science Margin — Epoch AI benchmarking hub · Sep 29, 2025 | #4 · #4 in Science Margin — Epoch AI benchmarking hub · Sep 29, 2026 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 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 | #86 · Was SOTA · Coding › Web dev Margin 68 LMArena leaderboard dataset · Oct 13, 2026 | #4 · Near-SOTA · Coding › Web dev Margin 2.4000000000000057 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #34 · Was SOTA · Long context Margin 18.085106382978722 LMArena leaderboard dataset · Oct 13, 2026 | #18 · #18 in Long context Margin 9.574468085106389 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #1 · Co-SOTA · Vision Margin 0 Epoch AI benchmarking hub · Sep 29, 2026 |
| Factuality | #61 · #61 in Factuality Margin 36.04651162790697 LMArena leaderboard dataset · Oct 13, 2026 | #33 · #33 in Factuality Margin 19.767441860465127 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #66 · #66 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 29, 2025 | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 29, 2026 |
Claude Sonnet 4.5: $6 per 1M blended tokens.
GPT-6.1 Sol: $4.000000000000001 per 1M blended tokens.
Claude Sonnet 4.5: closed weights.
GPT-6.1 Sol: closed weights.
General LLM: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Sonnet 4.5 in General LLM at #18 against #62.
Reasoning: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Sonnet 4.5 in Reasoning at #15 against #51.
Science: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Sonnet 4.5 in Science at #4 against #82.
Coding › Web dev: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Sonnet 4.5 in Coding › Web dev at #4 against #86.
Long context: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Sonnet 4.5 in Long context at #18 against #34.
Factuality: As of Oct 15, 2026, GPT-6.1 Sol leads Claude Sonnet 4.5 in Factuality at #33 against #61.
Abstraction (ARC): As of Oct 15, 2026, GPT-6.1 Sol leads Claude Sonnet 4.5 in Abstraction (ARC) at #1 against #66.
Claude Sonnet 4.5 · GPT-6.1 Sol
Claude Sonnet 4.5 or GPT-6.1 Sol?
As of Oct 15, 2026, Claude Sonnet 4.5 leads GPT-6.1 Sol in 0 of 7 shared categories.
Claude Sonnet 4.5 or GPT-6.1 Sol for General LLM?
As of Oct 15, 2026, GPT-6.1 Sol leads Claude Sonnet 4.5 in General LLM at #18 against #62.
Claude Sonnet 4.5 or GPT-6.1 Sol for Reasoning?
As of Oct 15, 2026, GPT-6.1 Sol leads Claude Sonnet 4.5 in Reasoning at #15 against #51.
Claude Sonnet 4.5 or GPT-6.1 Sol for Science?
As of Oct 15, 2026, GPT-6.1 Sol leads Claude Sonnet 4.5 in Science at #4 against #82.