Claude Sonnet 4.5 vs GPT-6 Sol
As of Oct 14, 2026, Claude Sonnet 4.5 leads GPT-6 Sol in 2 of 7 shared categories: Long context and Factuality.
Claude Sonnet 4.5
It used to be. Was SOTA in General LLM.
GPT-6 Sol
#5 Best current rank: #5 in Coding, as of Oct 14, 2026.
| Category | Claude Sonnet 4.5 | GPT-6 Sol |
|---|---|---|
| General LLM | #49 · Was SOTA · General LLM Margin 33.33333333333333 LMArena leaderboard dataset · Oct 13, 2026 | #43 · #43 in General LLM Margin 29.25170068027211 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #40 · Was SOTA · Reasoning Margin 28.082191780821915 LMArena leaderboard dataset · Oct 13, 2026 | #39 · #39 in Reasoning Margin 27.397260273972606 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 | #8 · #8 in Science Margin — Epoch AI benchmarking hub · Sep 22, 2026 |
| Coding | #— · Not enough data Margin — Epoch AI benchmarking hub · Sep 29, 2025 | #5 · #5 in Coding Margin 27.272727272727266 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | — | #5 · #5 in Coding › Agentic Margin 27.272727272727266 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #78 · Was SOTA · Coding › Web dev Margin 71.96261682242991 LMArena leaderboard dataset · Oct 13, 2026 | #7 · #7 in Coding › Web dev Margin 5.607476635514018 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #29 · Was SOTA · Long context Margin 19.72789115646259 LMArena leaderboard dataset · Oct 13, 2026 | #49 · #49 in Long context Margin 33.33333333333333 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #9 · #9 in Vision Margin 26.315789473684205 Epoch AI benchmarking hub · Sep 22, 2026 |
| Factuality | #50 · #50 in Factuality Margin 38.059701492537314 LMArena leaderboard dataset · Oct 13, 2026 | #70 · #70 in Factuality Margin 52.985074626865675 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #66 · #66 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 29, 2025 | #6 · #6 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 22, 2026 |
Claude Sonnet 4.5: $6 per 1M blended tokens.
GPT-6 Sol: $4.000000000000001 per 1M blended tokens.
Claude Sonnet 4.5: closed weights.
GPT-6 Sol: closed weights.
General LLM: As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 in General LLM at #43 against #49.
Reasoning: As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 in Reasoning at #39 against #40.
Science: As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 in Science at #8 against #82.
Coding › Web dev: As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 in Coding › Web dev at #7 against #78.
Long context: As of Oct 14, 2026, Claude Sonnet 4.5 leads GPT-6 Sol in Long context at #29 against #49.
Factuality: As of Oct 14, 2026, Claude Sonnet 4.5 leads GPT-6 Sol in Factuality at #50 against #70.
Abstraction (ARC): As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 in Abstraction (ARC) at #6 against #66.
Claude Sonnet 4.5 or GPT-6 Sol?
As of Oct 14, 2026, Claude Sonnet 4.5 leads GPT-6 Sol in 2 of 7 shared categories: Long context and Factuality.
Claude Sonnet 4.5 or GPT-6 Sol for General LLM?
As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 in General LLM at #43 against #49.
Claude Sonnet 4.5 or GPT-6 Sol for Reasoning?
As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 in Reasoning at #39 against #40.
Claude Sonnet 4.5 or GPT-6 Sol for Science?
As of Oct 14, 2026, GPT-6 Sol leads Claude Sonnet 4.5 in Science at #8 against #82.