Model Comparison

Gemini 3.1 Pro vs Muse SparkWhich is better in 2026?

Gemini 3.1 Pro significantly outperforms across most benchmarks.

Verdict: Gemini 3.1 Pro vs Muse Spark — which is better?

Gemini 3.1 Pro (by Google) and Muse Spark (by Meta) 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.

Gemini 3.1 Pro outperforms in 7 benchmarks (ARC-AGI v2, GPQA, LiveCodeBench Pro, MMMU-Pro, SWE-Bench Pro, SWE-Bench Verified, Terminal-Bench 2.0), while Muse Spark is better at 2 benchmarks (GDPval-AA, Humanity's Last Exam). Gemini 3.1 Pro significantly outperforms across most benchmarks.

Choose Gemini 3.1 Pro if…

  • you want the strongest raw capability — it leads on 7 of 9 shared benchmarks

Choose Muse Spark if…

  • you want the most recent training data — it shipped Apr 2026

Performance Benchmarks

Comparative analysis across standard metrics

9 benchmarks

Gemini 3.1 Pro outperforms in 7 benchmarks (ARC-AGI v2, GPQA, LiveCodeBench Pro, MMMU-Pro, SWE-Bench Pro, SWE-Bench Verified, Terminal-Bench 2.0), while Muse Spark is better at 2 benchmarks (GDPval-AA, Humanity's Last Exam).

Gemini 3.1 Pro significantly outperforms across most benchmarks.

Fri Jul 17 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Gemini 3.1 Pro specifies input context (1,048,576 tokens). Only Gemini 3.1 Pro specifies output context (65,536 tokens).

Google
Gemini 3.1 Pro
Input1,048,576 tokens
Output65,536 tokens
Meta
Muse Spark
Input- tokens
Output- tokens
Fri Jul 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Gemini 3.1 Pro and Muse Spark support multimodal inputs.

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

Gemini 3.1 Pro

Text
Images
Audio
Video

Muse Spark

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 3.1 Pro

Proprietary

Closed source

Muse Spark

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 3.1 Pro was released on 2026-02-19, while Muse Spark was released on 2026-04-08.

Muse Spark is 2 months newer than Gemini 3.1 Pro.

Gemini 3.1 Pro

Feb 19, 2026

4 months ago

Muse Spark

Apr 8, 2026

3 months ago

1mo newer

Knowledge Cutoff

When training data ends

Gemini 3.1 Pro has a documented knowledge cutoff of 2025-01-31, while Muse Spark's cutoff date is not specified.

We can confirm Gemini 3.1 Pro's training data extends to 2025-01-31, but cannot make a direct comparison without Muse Spark's cutoff date.

Gemini 3.1 Pro

Jan 2025

Muse Spark

—

Outputs Comparison

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Key Takeaways

Google
Larger context window (1,048,576 tokens)
Higher ARC-AGI v2 score (77.1% vs 42.5%)
Higher GPQA score (94.3% vs 89.5%)
Higher LiveCodeBench Pro score (96.2% vs 80.0%)
Higher MMMU-Pro score (80.5% vs 80.4%)
Higher SWE-Bench Pro score (54.2% vs 52.4%)
Higher SWE-Bench Verified score (80.6% vs 77.4%)
Higher Terminal-Bench 2.0 score (68.5% vs 59.0%)
Meta
Higher GDPval-AA score (38.8% vs 32.5%)
Higher Humanity's Last Exam score (58.4% vs 51.4%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemini 3.1 Pro and Muse Spark side-by-side, then vote on the output you prefer.

Gemini 3.1 Pro
✓ Preferred
Muse Spark
Open in Playground
AI Model Comparison Table
Feature
Google
Gemini 3.1 Pro
Meta
Muse Spark

FAQ

Common questions about Gemini 3.1 Pro vs Muse Spark.

Which is better, Gemini 3.1 Pro or Muse Spark?

Gemini 3.1 Pro significantly outperforms across most benchmarks. Gemini 3.1 Pro is made by Google and Muse Spark is made by Meta. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemini 3.1 Pro compare to Muse Spark in benchmarks?

Gemini 3.1 Pro scores t2-bench: 99.3%, LiveCodeBench Pro: 96.2%, GPQA: 94.3%, MMMLU: 92.6%, BrowseComp: 85.9%. Muse Spark scores Tau2 Telecom: 91.5%, GPQA: 89.5%, CharXiv-R: 86.4%, ScreenSpot Pro: 84.1%, IPhO 2025: 82.6%.

What are the context window sizes for Gemini 3.1 Pro and Muse Spark?

Gemini 3.1 Pro supports 1.0M tokens and Muse Spark supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

Who makes Gemini 3.1 Pro and Muse Spark?

Gemini 3.1 Pro is developed by Google and Muse Spark is developed by Meta.

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