Claude Opus 5 vs Gemini 3.7 Flash
As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in 9 of 10 shared categories: General LLM, Reasoning, Coding, Coding › Agentic, Coding › Web dev, Long context, Vision, Factuality, and Abstraction (ARC).
Claude Opus 5
Close. Near-SOTA in Factuality, rank #4.
Gemini 3.7 Flash
Yes. Yes on Vision (best per dollar). Not the overall leader.
| Category | Claude Opus 5 | Gemini 3.7 Flash |
|---|---|---|
| General LLM | #11 · Was SOTA · General LLM Margin 7.482993197278915 LMArena leaderboard dataset · Oct 13, 2026 | #14 · #14 in General LLM Margin 9.523809523809518 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #9 · Was SOTA · Reasoning Margin 6.849315068493155 LMArena leaderboard dataset · Oct 13, 2026 | #16 · #16 in Reasoning Margin 11.643835616438352 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 | #12 · #12 in Science Margin — Epoch AI benchmarking hub · Jul 24, 2026 | #5 · #5 in Science Margin — Epoch AI benchmarking hub · Aug 13, 2026 |
| Coding | #4 · #4 in Coding Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | #20 · #20 in Coding Margin 100 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | #4 · #4 in Coding › Agentic Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | #20 · #20 in Coding › Agentic Margin 100 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #6 · Was SOTA · Coding › Web dev Margin 4.672897196261687 LMArena leaderboard dataset · Oct 13, 2026 | #25 · #25 in Coding › Web dev Margin 22.429906542056074 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #9 · Was SOTA · Long context Margin 6.122448979591837 LMArena leaderboard dataset · Oct 13, 2026 | #14 · #14 in Long context Margin 9.523809523809518 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #12 · #12 in Vision Margin 36.8421052631579 Epoch AI benchmarking hub · Jul 24, 2026 | #14 · #14 in Vision Margin 39.473684210526315 Epoch AI benchmarking hub · Aug 13, 2026 |
| Factuality | #4 · Near-SOTA · Factuality Margin 3.731343283582092 LMArena leaderboard dataset · Oct 13, 2026 | #15 · Was SOTA · Factuality Margin 11.940298507462686 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 24, 2026 | #6 · #6 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Aug 13, 2026 |
Claude Opus 5: $10 per 1M blended tokens.
Gemini 3.7 Flash: $1.5 per 1M blended tokens.
Claude Opus 5: closed weights.
Gemini 3.7 Flash: closed weights.
General LLM: As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in General LLM at #11 against #14.
Reasoning: As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in Reasoning at #9 against #16.
Science: As of Oct 14, 2026, Gemini 3.7 Flash leads Claude Opus 5 in Science at #5 against #12.
Coding: As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in Coding at #4 against #20.
Coding › Agentic: As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in Coding › Agentic at #4 against #20.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in Coding › Web dev at #6 against #25.
Long context: As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in Long context at #9 against #14.
Vision: As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in Vision at #12 against #14.
Factuality: As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in Factuality at #4 against #15.
Abstraction (ARC): As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in Abstraction (ARC) at #3 against #6.
Claude Opus 5 · Gemini 3.7 Flash
Claude Opus 5 or Gemini 3.7 Flash?
As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in 9 of 10 shared categories: General LLM, Reasoning, Coding, Coding › Agentic, Coding › Web dev, Long context, Vision, Factuality, and Abstraction (ARC).
Claude Opus 5 or Gemini 3.7 Flash for General LLM?
As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in General LLM at #11 against #14.
Claude Opus 5 or Gemini 3.7 Flash for Reasoning?
As of Oct 14, 2026, Claude Opus 5 leads Gemini 3.7 Flash in Reasoning at #9 against #16.
Claude Opus 5 or Gemini 3.7 Flash for Science?
As of Oct 14, 2026, Gemini 3.7 Flash leads Claude Opus 5 in Science at #5 against #12.