Gemini 3.1 Pro Preview vs Llama 3.1 405B Instruct
As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Llama 3.1 405B Instruct in 1 of 2 shared categories: Science.
Gemini 3.1 Pro Preview
Yes. Yes on Math (best per dollar). Not the overall leader.
Llama 3.1 405B Instruct
It used to be. Was SOTA in General LLM.
| Category | Gemini 3.1 Pro Preview | Llama 3.1 405B Instruct |
|---|---|---|
| General LLM | #15 · Was SOTA · General LLM Margin 7.9787234042553195 LMArena leaderboard dataset · Oct 13, 2026 | #5 · #5 in General LLM Margin — LMArena leaderboard dataset · Sep 4, 2024 |
| Reasoning | #14 · Was SOTA · Reasoning Margin 7.9787234042553195 LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Sep 4, 2024 |
| Math | #3 · Near-SOTA · Math Margin 4.444444444444443 Epoch AI benchmarking hub · Feb 19, 2026 | — |
| Science | #7 · #7 in Science Margin — Epoch AI benchmarking hub · Feb 19, 2026 | #124 · #124 in Science Margin — Epoch AI benchmarking hub · Jul 23, 2024 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | — |
| Coding › Web dev | #63 · #63 in Coding › Web dev Margin 49.6 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #12 · Was SOTA · Long context Margin 6.382978723404236 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Vision | #25 · Was SOTA · Vision Margin 68.42105263157896 Epoch AI benchmarking hub · Feb 19, 2026 | — |
| Factuality | #21 · #21 in Factuality Margin 12.79069767441861 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Abstraction (ARC) | #2 · #2 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Feb 19, 2026 | — |
Gemini 3.1 Pro Preview: $4.5 per 1M blended tokens.
Llama 3.1 405B Instruct: price per 1M tokens is unset in the catalog.
Gemini 3.1 Pro Preview: closed weights.
Llama 3.1 405B Instruct: open weights.
General LLM: As of Oct 15, 2026, Llama 3.1 405B Instruct leads Gemini 3.1 Pro Preview in General LLM at #5 against #15.
Science: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Llama 3.1 405B Instruct in Science at #7 against #124.
Gemini 3.1 Pro Preview · Llama 3.1 405B Instruct
Gemini 3.1 Pro Preview or Llama 3.1 405B Instruct?
As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Llama 3.1 405B Instruct in 1 of 2 shared categories: Science.
Gemini 3.1 Pro Preview or Llama 3.1 405B Instruct for General LLM?
As of Oct 15, 2026, Llama 3.1 405B Instruct leads Gemini 3.1 Pro Preview in General LLM at #5 against #15.
Gemini 3.1 Pro Preview or Llama 3.1 405B Instruct for Science?
As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Llama 3.1 405B Instruct in Science at #7 against #124.