Claude Opus 5.5 vs Gemma 4 26B A4b
As of Oct 14, 2026, Claude Opus 5.5 leads Gemma 4 26B A4b in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Opus 5.5
Yes. SOTA in co-SOTA in Reasoning, co-SOTA in Coding, co-SOTA in Coding › Agentic, Coding › Web dev, co-SOTA in Long context and co-SOTA in Factuality.
Gemma 4 26B A4b
Yes. Yes on General LLM (≤32B); Reasoning (≤32B). Not the overall leader.
| Category | Claude Opus 5.5 | Gemma 4 26B A4b |
|---|---|---|
| General LLM | #2 · Near-SOTA · General LLM Margin 1.3605442176870781 LMArena leaderboard dataset · Oct 13, 2026 | #73 · #73 in General LLM Margin 49.65986394557823 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #1 · Co-SOTA · Reasoning Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | #69 · #69 in Reasoning Margin 47.945205479452056 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 | #31 · #31 in Science Margin — Epoch AI benchmarking hub · Sep 22, 2026 | — |
| Coding | #1 · Co-SOTA · Coding Margin 0 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #1 · Co-SOTA · Coding › Agentic Margin 0 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #1 · SOTA · Coding › Web dev Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | #83 · #83 in Coding › Web dev Margin 76.6355140186916 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #1 · Co-SOTA · Long context Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | #74 · #74 in Long context Margin 50.34013605442177 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #4 · Near-SOTA · Vision Margin 13.15789473684211 Epoch AI benchmarking hub · Sep 22, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #1 · Co-SOTA · Factuality Margin 0 LMArena leaderboard dataset · Oct 13, 2026 | #60 · #60 in Factuality Margin 45.522388059701484 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Sep 22, 2026 | — |
Claude Opus 5.5: $8.000000000000002 per 1M blended tokens.
Gemma 4 26B A4b: price per 1M tokens is unset in the catalog.
Claude Opus 5.5: closed weights.
Gemma 4 26B A4b: open weights.
General LLM: As of Oct 14, 2026, Claude Opus 5.5 leads Gemma 4 26B A4b in General LLM at #2 against #73.
Reasoning: As of Oct 14, 2026, Claude Opus 5.5 leads Gemma 4 26B A4b in Reasoning at #1 against #69.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 5.5 leads Gemma 4 26B A4b in Coding › Web dev at #1 against #83.
Long context: As of Oct 14, 2026, Claude Opus 5.5 leads Gemma 4 26B A4b in Long context at #1 against #74.
Factuality: As of Oct 14, 2026, Claude Opus 5.5 leads Gemma 4 26B A4b in Factuality at #1 against #60.
Claude Opus 5.5 · Gemma 4 26B A4b
Claude Opus 5.5 or Gemma 4 26B A4b?
As of Oct 14, 2026, Claude Opus 5.5 leads Gemma 4 26B A4b in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
Claude Opus 5.5 or Gemma 4 26B A4b for General LLM?
As of Oct 14, 2026, Claude Opus 5.5 leads Gemma 4 26B A4b in General LLM at #2 against #73.
Claude Opus 5.5 or Gemma 4 26B A4b for Reasoning?
As of Oct 14, 2026, Claude Opus 5.5 leads Gemma 4 26B A4b in Reasoning at #1 against #69.
Claude Opus 5.5 or Gemma 4 26B A4b for Coding › Web dev?
As of Oct 14, 2026, Claude Opus 5.5 leads Gemma 4 26B A4b in Coding › Web dev at #1 against #83.