GPT-5.6 Sol vs GPT-5 Nano
As of Oct 15, 2026, GPT-5.6 Sol leads GPT-5 Nano in 2 of 2 shared categories: Science and Abstraction (ARC).
GPT-5.6 Sol
Close. Near-SOTA in Vision, rank #3.
GPT-5 Nano
#72 Best recorded rank: #72 in Abstraction (ARC), as of Oct 15, 2026.
| Category | GPT-5.6 Sol | GPT-5 Nano |
|---|---|---|
| General LLM | #17 · #17 in General LLM Margin 9.042553191489361 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Reasoning | #12 · #12 in Reasoning Margin 6.914893617021278 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Aug 7, 2025 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | — |
| Science | #13 · #13 in Science Margin — Epoch AI benchmarking hub · Jul 9, 2026 | #89 · #89 in Science Margin — Epoch AI benchmarking hub · Aug 7, 2025 |
| Coding | #9 · #9 in Coding Margin 45.45454545454545 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Agentic | #9 · #9 in Coding › Agentic Margin 45.45454545454545 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #23 · Was SOTA · Coding › Web dev Margin 17.599999999999994 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #13 · #13 in Long context Margin 6.914893617021278 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Vision | #3 · Near-SOTA · Vision Margin 10.526315789473685 Epoch AI benchmarking hub · Jul 9, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #15 · #15 in Factuality Margin 9.302325581395351 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Aug 7, 2025 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 9, 2026 | #72 · #72 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Aug 7, 2025 |
GPT-5.6 Sol: $8.000000000000002 per 1M blended tokens.
GPT-5 Nano: $0.1375 per 1M blended tokens.
GPT-5.6 Sol: closed weights.
GPT-5 Nano: closed weights.
Science: As of Oct 15, 2026, GPT-5.6 Sol leads GPT-5 Nano in Science at #13 against #89.
Abstraction (ARC): As of Oct 15, 2026, GPT-5.6 Sol leads GPT-5 Nano in Abstraction (ARC) at #3 against #72.
GPT-5.6 Sol or GPT-5 Nano?
As of Oct 15, 2026, GPT-5.6 Sol leads GPT-5 Nano in 2 of 2 shared categories: Science and Abstraction (ARC).
GPT-5.6 Sol or GPT-5 Nano for Science?
As of Oct 15, 2026, GPT-5.6 Sol leads GPT-5 Nano in Science at #13 against #89.
GPT-5.6 Sol or GPT-5 Nano for Abstraction (ARC)?
As of Oct 15, 2026, GPT-5.6 Sol leads GPT-5 Nano in Abstraction (ARC) at #3 against #72.