Model Comparison

Claude Opus 4.6 vs Gemma 4 31B

Claude Opus 4.6 significantly outperforms across most benchmarks. Gemma 4 31B is 48.8x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

4 benchmarks

Claude Opus 4.6 outperforms in 4 benchmarks (GPQA, Humanity's Last Exam, MMMLU, MMMU-Pro), while Gemma 4 31B is better at 0 benchmarks.

Claude Opus 4.6 significantly outperforms across most benchmarks.

Sat Apr 18 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Gemma 4 31B costs less

For input processing, Claude Opus 4.6 ($5.00/1M tokens) is 35.7x more expensive than Gemma 4 31B ($0.14/1M tokens).

For output processing, Claude Opus 4.6 ($25.00/1M tokens) is 62.5x more expensive than Gemma 4 31B ($0.40/1M tokens).

In conclusion, Claude Opus 4.6 is more expensive than Gemma 4 31B.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Sat Apr 18 2026 • llm-stats.com
Anthropic
Claude Opus 4.6
Input tokens$5.00
Output tokens$25.00
Best providerAnthropic
Google
Gemma 4 31B
Input tokens$0.14
Output tokens$0.40
Best providerNovita
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Claude Opus 4.6 accepts 1,000,000 input tokens compared to Gemma 4 31B's 262,144 tokens. Gemma 4 31B can generate longer responses up to 131,072 tokens, while Claude Opus 4.6 is limited to 128,000 tokens.

Anthropic
Claude Opus 4.6
Input1,000,000 tokens
Output128,000 tokens
Google
Gemma 4 31B
Input262,144 tokens
Output131,072 tokens
Sat Apr 18 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude Opus 4.6 and Gemma 4 31B support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude Opus 4.6

Text
Images
Audio
Video

Gemma 4 31B

Text
Images
Audio
Video

License

Usage and distribution terms

Claude Opus 4.6 is licensed under a proprietary license, while Gemma 4 31B uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Claude Opus 4.6

Proprietary

Closed source

Gemma 4 31B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude Opus 4.6 was released on 2026-02-05, while Gemma 4 31B was released on 2026-04-02.

Gemma 4 31B is 2 months newer than Claude Opus 4.6.

Claude Opus 4.6

Feb 5, 2026

2 months ago

Gemma 4 31B

Apr 2, 2026

2 weeks ago

1mo newer

Knowledge Cutoff

When training data ends

Gemma 4 31B has a documented knowledge cutoff of 2025-01-01, while Claude Opus 4.6's cutoff date is not specified.

We can confirm Gemma 4 31B's training data extends to 2025-01-01, but cannot make a direct comparison without Claude Opus 4.6's cutoff date.

Claude Opus 4.6

—

Gemma 4 31B

Jan 2025

Provider Availability

Claude Opus 4.6 is available from Anthropic. Gemma 4 31B is available from Novita.

Claude Opus 4.6

anthropic logo
Anthropic
Input Price:Input: $5.00/1MOutput Price:Output: $25.00/1M

Gemma 4 31B

novita logo
Novita
Input Price:Input: $0.14/1MOutput Price:Output: $0.40/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Anthropic
Larger context window (1,000,000 tokens)
Higher GPQA score (91.3% vs 84.3%)
Higher Humanity's Last Exam score (53.1% vs 26.5%)
Higher MMMLU score (91.1% vs 88.4%)
Higher MMMU-Pro score (77.3% vs 76.9%)
Google
Less expensive input tokens
Less expensive output tokens
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude Opus 4.6
Google
Gemma 4 31B

FAQ

Common questions about Claude Opus 4.6 vs Gemma 4 31B

Claude Opus 4.6 significantly outperforms across most benchmarks. Claude Opus 4.6 is made by Anthropic and Gemma 4 31B is made by Google. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Claude Opus 4.6 scores Vending-Bench 2: 100.0%, AIME 2025: 99.8%, Tau2 Telecom: 99.3%, Graphwalks parents >128k: 95.4%, MRCR v2 (8-needle): 93.0%. Gemma 4 31B scores AIME 2026: 89.2%, MMMLU: 88.4%, t2-bench: 86.4%, MathVision: 85.6%, MMLU-Pro: 85.2%.
Gemma 4 31B is 35.7x cheaper for input tokens. Claude Opus 4.6 costs $5.00/M input and $25.00/M output via anthropic. Gemma 4 31B costs $0.14/M input and $0.40/M output via novita.
Claude Opus 4.6 supports 1.0M tokens and Gemma 4 31B supports 262K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (1.0M vs 262K), input pricing ($5.00 vs $0.14/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.
Claude Opus 4.6 is developed by Anthropic and Gemma 4 31B is developed by Google.