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Gemini 3.8 Flash Cyber vs Grok-3 Mini

Gemini 3.8 Flash Cyber leads the LLM Stats Score 42.5 to 31.7.

Google · xAI · Updated for 2026

Which is better?

Gemini 3.8 Flash Cyber leads the overall LLM Stats Score 42.5 to 31.7, ranking #45 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 42.5 and ranks #45 on LLM Stats
  • your work emphasizes coding — it leads those capability indexes
  • you want the most recent training data — it shipped Sep 2026

Choose Grok-3 Mini

  • you want predictable pricing at $0.30/M input and $0.50/M output

At a glance

The differences that matter most.

Gemini 3.8 Flash Cyber
Google
Grok-3 Mini
xAI
Core performance indexes
LLM Stats Score
42.5
#45
31.7
#102
Coding
35.6
#24
18.9
#102
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$0.30 / M
Output price
— / M
$0.50 / M
Context window
—
128,000

Individual benchmarks

4 reported for Gemini 3.8 Flash Cyber · 4 for Grok-3 Mini

No common benchmarks found

Gemini 3.8 Flash Cyber and Grok-3 Minidon'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 Grok-3 Mini specifies input context (128,000 tokens). Only Grok-3 Mini specifies output context (8,000 tokens).

Google
Gemini 3.8 Flash Cyber
Input- tokens
Output- tokens
xAI
Grok-3 Mini
Input128,000 tokens
Output8,000 tokens
Thu Sep 03 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Grok-3 Mini supports multimodal inputs, whereas Gemini 3.8 Flash Cyber does not.

Grok-3 Mini 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

Grok-3 Mini

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Gemini 3.8 Flash Cyber

Proprietary

Closed source

Grok-3 Mini

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 3.8 Flash Cyber was released on 2026-09-02, while Grok-3 Mini was released on 2025-02-17.

Gemini 3.8 Flash Cyber is 19 months newer than Grok-3 Mini.

Gemini 3.8 Flash Cyber

Sep 2, 2026

0 days ago

1.5yr newer
Grok-3 Mini

Feb 17, 2025

1.5 years ago

Knowledge Cutoff

When training data ends

Grok-3 Mini has a documented knowledge cutoff of 2024-11-17, while Gemini 3.8 Flash Cyber's cutoff date is not specified.

We can confirm Grok-3 Mini's training data extends to 2024-11-17, but cannot make a direct comparison without Gemini 3.8 Flash Cyber's cutoff date.

Gemini 3.8 Flash Cyber

—

Grok-3 Mini

Nov 2024

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 Grok-3 Mini side-by-side, then vote on the output you prefer.

Gemini 3.8 Flash Cyber
✓ Preferred
Grok-3 Mini
Open in Playground

FAQ

Common questions about Gemini 3.8 Flash Cyber vs Grok-3 Mini.

Which is better, Gemini 3.8 Flash Cyber or Grok-3 Mini?

Gemini 3.8 Flash Cyber leads the LLM Stats Score 42.5 to 31.7. Gemini 3.8 Flash Cyber is made by Google and Grok-3 Mini is made by xAI. 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 Grok-3 Mini 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%. Grok-3 Mini scores AIME 2024: 95.8%, AIME 2025: 90.8%, GPQA: 84.0%, LiveCodeBench: 80.4%.

What are the context window sizes for Gemini 3.8 Flash Cyber and Grok-3 Mini?

Gemini 3.8 Flash Cyber supports an unknown number of tokens and Grok-3 Mini supports 128K 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 Grok-3 Mini?

Key differences include LLM Stats Score (42.5 vs 31.7), multimodal support (no vs yes). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3.8 Flash Cyber and Grok-3 Mini?

Gemini 3.8 Flash Cyber is developed by Google and Grok-3 Mini is developed by xAI.

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