Claude 3 Opus vs Gemini 3.5 Flash
As of Oct 14, 2026, Claude 3 Opus leads Gemini 3.5 Flash in 1 of 2 shared categories: General LLM.
Claude 3 Opus
#9 Best recorded rank: #9 in General LLM, as of Oct 14, 2026.
Gemini 3.5 Flash
#12 Best recorded rank: #12 in Abstraction (ARC), as of Oct 14, 2026.
| Category | Claude 3 Opus | Gemini 3.5 Flash |
|---|---|---|
| General LLM | #9 · #9 in General LLM Margin — LMArena leaderboard dataset · Sep 27, 2024 | #24 · #24 in General LLM Margin 16.326530612244895 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 7, 2024 | #32 · #32 in Reasoning Margin 22.602739726027394 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | — | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #138 · #138 in Science Margin — Epoch AI benchmarking hub · Feb 29, 2024 | #18 · #18 in Science Margin — Epoch AI benchmarking hub · May 19, 2026 |
| Coding | — | #— · Not enough data Margin — Epoch AI benchmarking hub · May 19, 2026 |
| Coding › Web dev | — | #48 · #48 in Coding › Web dev Margin 43.925233644859816 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | — | #28 · #28 in Long context Margin 19.04761904761905 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | #29 · #29 in Vision Margin 86.84210526315789 Epoch AI benchmarking hub · May 19, 2026 |
| Factuality | #— · Not enough data Margin — Epoch AI benchmarking hub · Feb 29, 2024 | #13 · #13 in Factuality Margin 10.447761194029852 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | — | #12 · #12 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 19, 2026 |
Claude 3 Opus: price per 1M tokens is unset in the catalog.
Gemini 3.5 Flash: $3.375 per 1M blended tokens.
Claude 3 Opus: closed weights.
Gemini 3.5 Flash: closed weights.
General LLM: As of Oct 14, 2026, Claude 3 Opus leads Gemini 3.5 Flash in General LLM at #9 against #24.
Science: As of Oct 14, 2026, Gemini 3.5 Flash leads Claude 3 Opus in Science at #18 against #138.
Claude 3 Opus · Gemini 3.5 Flash
Claude 3 Opus or Gemini 3.5 Flash?
As of Oct 14, 2026, Claude 3 Opus leads Gemini 3.5 Flash in 1 of 2 shared categories: General LLM.
Claude 3 Opus or Gemini 3.5 Flash for General LLM?
As of Oct 14, 2026, Claude 3 Opus leads Gemini 3.5 Flash in General LLM at #9 against #24.
Claude 3 Opus or Gemini 3.5 Flash for Science?
As of Oct 14, 2026, Gemini 3.5 Flash leads Claude 3 Opus in Science at #18 against #138.