Claude Opus 5 vs Gemma 4 31B
As of Oct 14, 2026, Claude Opus 5 leads Gemma 4 31B in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Opus 5
Close. Near-SOTA in Factuality, rank #4.
Gemma 4 31B
Yes. Yes on General LLM (≤32B); Reasoning (≤32B). Not the overall leader.
| Category | Claude Opus 5 | Gemma 4 31B |
|---|---|---|
| General LLM | #11 · Was SOTA · General LLM Margin 7.482993197278915 LMArena leaderboard dataset · Oct 13, 2026 | #54 · #54 in General LLM Margin 36.734693877551024 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #9 · Was SOTA · Reasoning Margin 6.849315068493155 LMArena leaderboard dataset · Oct 13, 2026 | #50 · #50 in Reasoning Margin 34.93150684931507 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 | — |
| Coding | #4 · #4 in Coding Margin 22.727272727272734 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #4 · #4 in Coding › Agentic Margin 22.727272727272734 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 | #80 · #80 in Coding › Web dev Margin 73.83177570093457 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #9 · Was SOTA · Long context Margin 6.122448979591837 LMArena leaderboard dataset · Oct 13, 2026 | #45 · #45 in Long context Margin 30.612244897959187 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #12 · #12 in Vision Margin 36.8421052631579 Epoch AI benchmarking hub · Jul 24, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #4 · Near-SOTA · Factuality Margin 3.731343283582092 LMArena leaderboard dataset · Oct 13, 2026 | #49 · #49 in Factuality Margin 37.3134328358209 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #3 · #3 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jul 24, 2026 | — |
Claude Opus 5: $10 per 1M blended tokens.
Gemma 4 31B: price per 1M tokens is unset in the catalog.
Claude Opus 5: closed weights.
Gemma 4 31B: open weights.
General LLM: As of Oct 14, 2026, Claude Opus 5 leads Gemma 4 31B in General LLM at #11 against #54.
Reasoning: As of Oct 14, 2026, Claude Opus 5 leads Gemma 4 31B in Reasoning at #9 against #50.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 5 leads Gemma 4 31B in Coding › Web dev at #6 against #80.
Long context: As of Oct 14, 2026, Claude Opus 5 leads Gemma 4 31B in Long context at #9 against #45.
Factuality: As of Oct 14, 2026, Claude Opus 5 leads Gemma 4 31B in Factuality at #4 against #49.
Claude Opus 5 or Gemma 4 31B?
As of Oct 14, 2026, Claude Opus 5 leads Gemma 4 31B in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Opus 5 or Gemma 4 31B for General LLM?
As of Oct 14, 2026, Claude Opus 5 leads Gemma 4 31B in General LLM at #11 against #54.
Claude Opus 5 or Gemma 4 31B for Reasoning?
As of Oct 14, 2026, Claude Opus 5 leads Gemma 4 31B in Reasoning at #9 against #50.
Claude Opus 5 or Gemma 4 31B for Coding › Web dev?
As of Oct 14, 2026, Claude Opus 5 leads Gemma 4 31B in Coding › Web dev at #6 against #80.