Claude Opus 4.6 vs GPT-6 Sol
As of Oct 15, 2026, Claude Opus 4.6 leads GPT-6 Sol in 4 of 6 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Opus 4.6
Close. Near-SOTA in Reasoning, rank #2.
GPT-6 Sol
#5 Best current rank: #5 in Coding, as of Oct 15, 2026.
| Category | Claude Opus 4.6 | GPT-6 Sol |
|---|---|---|
| General LLM | #4 · Near-SOTA · General LLM Margin 2.1276595744680833 LMArena leaderboard dataset · Oct 13, 2026 | #54 · #54 in General LLM Margin 28.723404255319153 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #2 · Near-SOTA · Reasoning Margin 1.5957446808510696 LMArena leaderboard dataset · Oct 13, 2026 | #49 · #49 in Reasoning Margin 26.59574468085107 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #11 · #11 in Math Margin 22.22222222222223 Epoch AI benchmarking hub · Feb 5, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #32 · #32 in Science Margin — Epoch AI benchmarking hub · Feb 5, 2026 | #8 · #8 in Science Margin — Epoch AI benchmarking hub · Sep 22, 2026 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #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 | #37 · Was SOTA · Coding › Web dev Margin 28.799999999999997 LMArena leaderboard dataset · Oct 13, 2026 | #7 · #7 in Coding › Web dev Margin 4.799999999999997 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #2 · Near-SOTA · Long context Margin 0.5319148936170421 LMArena leaderboard dataset · Oct 13, 2026 | #57 · #57 in Long context Margin 30.31914893617021 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | #9 · #9 in Vision Margin 26.315789473684205 Epoch AI benchmarking hub · Sep 22, 2026 |
| Factuality | #3 · Near-SOTA · Factuality Margin 2.3255813953488342 LMArena leaderboard dataset · Oct 13, 2026 | #88 · #88 in Factuality Margin 51.74418604651162 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | — | #6 · #6 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 22, 2026 |
Claude Opus 4.6: $10 per 1M blended tokens.
GPT-6 Sol: $4.000000000000001 per 1M blended tokens.
Claude Opus 4.6: closed weights.
GPT-6 Sol: closed weights.
General LLM: As of Oct 15, 2026, Claude Opus 4.6 leads GPT-6 Sol in General LLM at #4 against #54.
Reasoning: As of Oct 15, 2026, Claude Opus 4.6 leads GPT-6 Sol in Reasoning at #2 against #49.
Science: As of Oct 15, 2026, GPT-6 Sol leads Claude Opus 4.6 in Science at #8 against #32.
Coding › Web dev: As of Oct 15, 2026, GPT-6 Sol leads Claude Opus 4.6 in Coding › Web dev at #7 against #37.
Long context: As of Oct 15, 2026, Claude Opus 4.6 leads GPT-6 Sol in Long context at #2 against #57.
Factuality: As of Oct 15, 2026, Claude Opus 4.6 leads GPT-6 Sol in Factuality at #3 against #88.
Claude Opus 4.6 or GPT-6 Sol?
As of Oct 15, 2026, Claude Opus 4.6 leads GPT-6 Sol in 4 of 6 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Opus 4.6 or GPT-6 Sol for General LLM?
As of Oct 15, 2026, Claude Opus 4.6 leads GPT-6 Sol in General LLM at #4 against #54.
Claude Opus 4.6 or GPT-6 Sol for Reasoning?
As of Oct 15, 2026, Claude Opus 4.6 leads GPT-6 Sol in Reasoning at #2 against #49.
Claude Opus 4.6 or GPT-6 Sol for Science?
As of Oct 15, 2026, GPT-6 Sol leads Claude Opus 4.6 in Science at #8 against #32.