GPT-5.6 Sol vs GPT-6 Sol
As of Oct 14, 2026, GPT-5.6 Sol leads GPT-6 Sol in 6 of 10 shared categories: General LLM, Reasoning, Long context, Vision, Factuality, and Abstraction (ARC).
GPT-5.6 Sol
Close. Near-SOTA in Vision, rank #3.
GPT-6 Sol
#5 Best current rank: #5 in Coding, as of Oct 14, 2026.
| Category | GPT-5.6 Sol | GPT-6 Sol |
|---|---|---|
| General LLM | #17 · #17 in General LLM Margin 11.564625850340136 LMArena leaderboard dataset · Oct 13, 2026 | #43 · #43 in General LLM Margin 29.25170068027211 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #12 · #12 in Reasoning Margin 8.904109589041099 LMArena leaderboard dataset · Oct 13, 2026 | #39 · #39 in Reasoning Margin 27.397260273972606 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #13 · #13 in Science Margin — Epoch AI benchmarking hub · Jul 9, 2026 | #8 · #8 in Science Margin — Epoch AI benchmarking hub · Sep 22, 2026 |
| Coding | #9 · #9 in Coding Margin 45.45454545454545 Terminal-Bench Harbor Hub · Oct 6, 2026 | #5 · #5 in Coding Margin 27.272727272727266 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | #9 · #9 in Coding › Agentic Margin 45.45454545454545 Terminal-Bench Harbor Hub · Oct 6, 2026 | #5 · #5 in Coding › Agentic Margin 27.272727272727266 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #21 · Was SOTA · Coding › Web dev Margin 18.691588785046733 LMArena leaderboard dataset · Oct 13, 2026 | #7 · #7 in Coding › Web dev Margin 5.607476635514018 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #13 · #13 in Long context Margin 8.84353741496598 LMArena leaderboard dataset · Oct 13, 2026 | #49 · #49 in Long context Margin 33.33333333333333 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #3 · Near-SOTA · Vision Margin 10.526315789473685 Epoch AI benchmarking hub · Jul 9, 2026 | #9 · #9 in Vision Margin 26.315789473684205 Epoch AI benchmarking hub · Sep 22, 2026 |
| Factuality | #14 · #14 in Factuality Margin 11.194029850746276 LMArena leaderboard dataset · Oct 13, 2026 | #70 · #70 in Factuality Margin 52.985074626865675 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 9, 2026 | #6 · #6 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 22, 2026 |
GPT-5.6 Sol: $8.000000000000002 per 1M blended tokens.
GPT-6 Sol: $4.000000000000001 per 1M blended tokens.
GPT-5.6 Sol: closed weights.
GPT-6 Sol: closed weights.
General LLM: As of Oct 14, 2026, GPT-5.6 Sol leads GPT-6 Sol in General LLM at #17 against #43.
Reasoning: As of Oct 14, 2026, GPT-5.6 Sol leads GPT-6 Sol in Reasoning at #12 against #39.
Science: As of Oct 14, 2026, GPT-6 Sol leads GPT-5.6 Sol in Science at #8 against #13.
Coding: As of Oct 14, 2026, GPT-6 Sol leads GPT-5.6 Sol in Coding at #5 against #9.
Coding › Agentic: As of Oct 14, 2026, GPT-6 Sol leads GPT-5.6 Sol in Coding › Agentic at #5 against #9.
Coding › Web dev: As of Oct 14, 2026, GPT-6 Sol leads GPT-5.6 Sol in Coding › Web dev at #7 against #21.
Long context: As of Oct 14, 2026, GPT-5.6 Sol leads GPT-6 Sol in Long context at #13 against #49.
Vision: As of Oct 14, 2026, GPT-5.6 Sol leads GPT-6 Sol in Vision at #3 against #9.
Factuality: As of Oct 14, 2026, GPT-5.6 Sol leads GPT-6 Sol in Factuality at #14 against #70.
Abstraction (ARC): As of Oct 14, 2026, GPT-5.6 Sol leads GPT-6 Sol in Abstraction (ARC) at #3 against #6.
GPT-5.6 Sol or GPT-6 Sol?
As of Oct 14, 2026, GPT-5.6 Sol leads GPT-6 Sol in 6 of 10 shared categories: General LLM, Reasoning, Long context, Vision, Factuality, and Abstraction (ARC).
GPT-5.6 Sol or GPT-6 Sol for General LLM?
As of Oct 14, 2026, GPT-5.6 Sol leads GPT-6 Sol in General LLM at #17 against #43.
GPT-5.6 Sol or GPT-6 Sol for Reasoning?
As of Oct 14, 2026, GPT-5.6 Sol leads GPT-6 Sol in Reasoning at #12 against #39.
GPT-5.6 Sol or GPT-6 Sol for Science?
As of Oct 14, 2026, GPT-6 Sol leads GPT-5.6 Sol in Science at #8 against #13.