GPT-5.5 Instant vs GPT-6.1 Sol
As of Oct 14, 2026, GPT-5.5 Instant leads GPT-6.1 Sol in 0 of 5 shared categories.
GPT-5.5 Instant
#31 Best current rank: #31 in General LLM, as of Oct 14, 2026.
GPT-6.1 Sol
Yes. SOTA in co-SOTA in Vision.
| Category | GPT-5.5 Instant | GPT-6.1 Sol |
|---|---|---|
| General LLM | #31 · #31 in General LLM Margin 21.088435374149654 LMArena leaderboard dataset · Oct 13, 2026 | #18 · #18 in General LLM Margin 12.244897959183675 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #33 · #33 in Reasoning Margin 23.28767123287672 LMArena leaderboard dataset · Oct 13, 2026 | #15 · #15 in Reasoning Margin 10.958904109589042 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 | #65 · #65 in Science Margin — Epoch AI benchmarking hub · May 5, 2026 | #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 | — | #4 · Near-SOTA · Coding › Web dev Margin 2.803738317757009 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #39 · #39 in Long context Margin 26.530612244897952 LMArena leaderboard dataset · Oct 13, 2026 | #17 · #17 in Long context Margin 11.564625850340136 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | #1 · Co-SOTA · Vision Margin 0 Epoch AI benchmarking hub · Sep 29, 2026 |
| Factuality | #64 · #64 in Factuality Margin 48.507462686567166 LMArena leaderboard dataset · Oct 13, 2026 | #29 · #29 in Factuality Margin 22.388059701492537 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | — | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 29, 2026 |
GPT-5.5 Instant: price per 1M tokens is unset in the catalog.
GPT-6.1 Sol: $4.000000000000001 per 1M blended tokens.
GPT-5.5 Instant: closed weights.
GPT-6.1 Sol: closed weights.
General LLM: As of Oct 14, 2026, GPT-6.1 Sol leads GPT-5.5 Instant in General LLM at #18 against #31.
Reasoning: As of Oct 14, 2026, GPT-6.1 Sol leads GPT-5.5 Instant in Reasoning at #15 against #33.
Science: As of Oct 14, 2026, GPT-6.1 Sol leads GPT-5.5 Instant in Science at #4 against #65.
Long context: As of Oct 14, 2026, GPT-6.1 Sol leads GPT-5.5 Instant in Long context at #17 against #39.
Factuality: As of Oct 14, 2026, GPT-6.1 Sol leads GPT-5.5 Instant in Factuality at #29 against #64.
GPT-5.5 Instant or GPT-6.1 Sol?
As of Oct 14, 2026, GPT-5.5 Instant leads GPT-6.1 Sol in 0 of 5 shared categories.
GPT-5.5 Instant or GPT-6.1 Sol for General LLM?
As of Oct 14, 2026, GPT-6.1 Sol leads GPT-5.5 Instant in General LLM at #18 against #31.
GPT-5.5 Instant or GPT-6.1 Sol for Reasoning?
As of Oct 14, 2026, GPT-6.1 Sol leads GPT-5.5 Instant in Reasoning at #15 against #33.
GPT-5.5 Instant or GPT-6.1 Sol for Science?
As of Oct 14, 2026, GPT-6.1 Sol leads GPT-5.5 Instant in Science at #4 against #65.