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Gemini 3.8 Flash Cyber vs Gemma 4 31B

Gemini 3.8 Flash Cyber leads the LLM Stats Score 42.7 to 33.4.

Google · Google · Updated for 2026

Which is better?

Gemini 3.8 Flash Cyber leads the overall LLM Stats Score 42.7 to 33.4, ranking #44 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 3.8 Flash Cyber

  • overall performance matters — it scores 42.7 and ranks #44 on LLM Stats
  • your work emphasizes agents — it leads those capability indexes
  • you want the most recent training data — it shipped Sep 2026

Choose Gemma 4 31B

  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Gemini 3.8 Flash Cyber
Google
Gemma 4 31B
Google
Core performance indexes
LLM Stats Score
42.7
#44
33.4
#92
Agents
31.7
#25
13.6
#84
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$0.13 / M
Output price
— / M
$0.38 / M
Context window
—
262,144

Individual benchmarks

4 reported for Gemini 3.8 Flash Cyber · 12 for Gemma 4 31B

No common benchmarks found

Gemini 3.8 Flash Cyber and Gemma 4 31Bdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Gemma 4 31B specifies input context (262,144 tokens). Only Gemma 4 31B specifies output context (131,072 tokens).

Google
Gemini 3.8 Flash Cyber
Input- tokens
Output- tokens
Google
Gemma 4 31B
Input262,144 tokens
Output131,072 tokens
Wed Sep 02 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Gemma 4 31B supports multimodal inputs, whereas Gemini 3.8 Flash Cyber does not.

Gemma 4 31B can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 3.8 Flash Cyber

Text
Images
Audio
Video

Gemma 4 31B

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 3.8 Flash Cyber 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.

Gemini 3.8 Flash Cyber

Proprietary

Closed source

Gemma 4 31B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Gemini 3.8 Flash Cyber was released on 2026-09-02, while Gemma 4 31B was released on 2026-04-02.

Gemini 3.8 Flash Cyber is 5 months newer than Gemma 4 31B.

Gemini 3.8 Flash Cyber

Sep 2, 2026

0 days ago

5mo newer
Gemma 4 31B

Apr 2, 2026

5 months ago

Knowledge Cutoff

When training data ends

Gemma 4 31B has a documented knowledge cutoff of 2025-01-01, while Gemini 3.8 Flash Cyber'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 Gemini 3.8 Flash Cyber's cutoff date.

Gemini 3.8 Flash Cyber

—

Gemma 4 31B

Jan 2025

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Gemini 3.8 Flash Cyber and Gemma 4 31B side-by-side, then vote on the output you prefer.

Gemini 3.8 Flash Cyber
✓ Preferred
Gemma 4 31B
Open in Playground

FAQ

Common questions about Gemini 3.8 Flash Cyber vs Gemma 4 31B.

Which is better, Gemini 3.8 Flash Cyber or Gemma 4 31B?

Gemini 3.8 Flash Cyber leads the LLM Stats Score 42.7 to 33.4. Gemini 3.8 Flash Cyber is made by Google and Gemma 4 31B is made by Google. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 3.8 Flash Cyber compare to Gemma 4 31B in benchmarks?

Gemini 3.8 Flash Cyber scores Gray Swan IPI Benchmark: 94.0%, CyberGym: 86.2%, Google Real-world Vulnerability Discovery: 71.0%, CWE-Bench: 47.2%. Gemma 4 31B scores AIME 2026: 89.2%, MMMLU: 88.4%, t2-bench: 86.4%, MathVision: 85.6%, MMLU-Pro: 85.2%.

What are the context window sizes for Gemini 3.8 Flash Cyber and Gemma 4 31B?

Gemini 3.8 Flash Cyber supports an unknown number of tokens and Gemma 4 31B supports 262K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 3.8 Flash Cyber and Gemma 4 31B?

Key differences include LLM Stats Score (42.7 vs 33.4), multimodal support (no vs yes), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

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