Model Comparison

Gemma 4 26B-A4B vs Claude Opus 4Which is better in 2026?

Both models are evenly matched across the benchmarks. Gemma 4 26B-A4B is 151.9x cheaper per token.

Verdict: Gemma 4 26B-A4B vs Claude Opus 4 — which is better?

Gemma 4 26B-A4B (by Google) and Claude Opus 4 (by Anthropic) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Gemma 4 26B-A4B outperforms in 1 benchmarks (GPQA), while Claude Opus 4 is better at 1 benchmark (MMMLU). Both models are evenly matched across the benchmarks.

On price, Gemma 4 26B-A4B is roughly 151.9x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Gemma 4 26B-A4B also accepts a larger context window (262,144 input tokens), making it the stronger choice for long documents and large codebases.

Choose Gemma 4 26B-A4B if…

  • cost matters — it's about 151.9x cheaper per token
  • you process long inputs — it offers a 262,144 token context window
  • you want the most recent training data — it shipped Apr 2026
  • you need open weights you can self-host or fine-tune

Choose Claude Opus 4 if…

  • you want predictable pricing at $15.00/M input and $75.00/M output

FAQ

Common questions about Gemma 4 26B-A4B vs Claude Opus 4.

Which is better, Gemma 4 26B-A4B or Claude Opus 4?

Both models are evenly matched across the benchmarks. Gemma 4 26B-A4B is made by Google and Claude Opus 4 is made by Anthropic. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemma 4 26B-A4B compare to Claude Opus 4 in benchmarks?

Gemma 4 26B-A4B scores AIME 2026: 88.3%, MMMLU: 86.3%, t2-bench: 85.5%, MMLU-Pro: 82.6%, MathVision: 82.4%. Claude Opus 4 scores MMMLU: 88.8%, TAU-bench Retail: 81.4%, GPQA: 79.6%, MMMU (validation): 76.5%, AIME 2025: 75.5%.

Is Gemma 4 26B-A4B cheaper than Claude Opus 4?

Gemma 4 26B-A4B is 115.4x cheaper for input tokens. Gemma 4 26B-A4B costs $0.13/M input and $0.40/M output via novita. Claude Opus 4 costs $15.00/M input and $75.00/M output via anthropic.

What are the context window sizes for Gemma 4 26B-A4B and Claude Opus 4?

Gemma 4 26B-A4B supports 262K tokens and Claude Opus 4 supports 200K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemma 4 26B-A4B and Claude Opus 4?

Key differences include context window (262K vs 200K), input pricing ($0.13 vs $15.00/M), licensing (Apache 2.0 vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemma 4 26B-A4B and Claude Opus 4?

Gemma 4 26B-A4B is developed by Google and Claude Opus 4 is developed by Anthropic.