Gemini 3.1 Pro Preview vs GPT-6 Luna
As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in 6 of 8 shared categories: General LLM, Reasoning, Science, Long context, Factuality, and Abstraction (ARC).
Gemini 3.1 Pro Preview
Yes. Yes on Math (best per dollar). Not the overall leader.
GPT-6 Luna
Yes. Yes on Coding (best per dollar); Coding › Agentic (best per dollar). Not the overall leader.
| Category | Gemini 3.1 Pro Preview | GPT-6 Luna |
|---|---|---|
| General LLM | #15 · Was SOTA · General LLM Margin 10.204081632653057 LMArena leaderboard dataset · Oct 13, 2026 | #65 · #65 in General LLM Margin 44.21768707482993 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #14 · Was SOTA · Reasoning Margin 10.273972602739732 LMArena leaderboard dataset · Oct 13, 2026 | #61 · #61 in Reasoning Margin 42.465753424657535 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #3 · Near-SOTA · Math Margin 4.444444444444443 Epoch AI benchmarking hub · Feb 19, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #7 · #7 in Science Margin — Epoch AI benchmarking hub · Feb 19, 2026 | #33 · #33 in Science Margin — Epoch AI benchmarking hub · Sep 22, 2026 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #17 · #17 in Coding Margin 81.81818181818181 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | — | #17 · #17 in Coding › Agentic Margin 81.81818181818181 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #58 · #58 in Coding › Web dev Margin 53.271028037383175 LMArena leaderboard dataset · Oct 13, 2026 | #29 · #29 in Coding › Web dev Margin 26.168224299065415 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #12 · Was SOTA · Long context Margin 8.163265306122454 LMArena leaderboard dataset · Oct 13, 2026 | #61 · #61 in Long context Margin 41.49659863945578 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #25 · Was SOTA · Vision Margin 68.42105263157896 Epoch AI benchmarking hub · Feb 19, 2026 | #17 · #17 in Vision Margin 47.36842105263158 Epoch AI benchmarking hub · Sep 22, 2026 |
| Factuality | #18 · #18 in Factuality Margin 14.179104477611943 LMArena leaderboard dataset · Oct 13, 2026 | #39 · #39 in Factuality Margin 29.85074626865672 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #2 · #2 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Feb 19, 2026 | #22 · #22 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 22, 2026 |
Gemini 3.1 Pro Preview: $4.5 per 1M blended tokens.
GPT-6 Luna: $0.19999999999999998 per 1M blended tokens.
Gemini 3.1 Pro Preview: closed weights.
GPT-6 Luna: closed weights.
General LLM: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in General LLM at #15 against #65.
Reasoning: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in Reasoning at #14 against #61.
Science: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in Science at #7 against #33.
Coding › Web dev: As of Oct 14, 2026, GPT-6 Luna leads Gemini 3.1 Pro Preview in Coding › Web dev at #29 against #58.
Long context: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in Long context at #12 against #61.
Vision: As of Oct 14, 2026, GPT-6 Luna leads Gemini 3.1 Pro Preview in Vision at #17 against #25.
Factuality: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in Factuality at #18 against #39.
Abstraction (ARC): As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in Abstraction (ARC) at #2 against #22.
Gemini 3.1 Pro Preview · GPT-6 Luna
Gemini 3.1 Pro Preview or GPT-6 Luna?
As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in 6 of 8 shared categories: General LLM, Reasoning, Science, Long context, Factuality, and Abstraction (ARC).
Gemini 3.1 Pro Preview or GPT-6 Luna for General LLM?
As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in General LLM at #15 against #65.
Gemini 3.1 Pro Preview or GPT-6 Luna for Reasoning?
As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in Reasoning at #14 against #61.
Gemini 3.1 Pro Preview or GPT-6 Luna for Science?
As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-6 Luna in Science at #7 against #33.