Model Comparison

Gemini 3.1 Pro vs Hy3Which is better in 2026?

Gemini 3.1 Pro shows notably better performance in the majority of benchmarks.

Verdict: Gemini 3.1 Pro vs Hy3 — which is better?

Gemini 3.1 Pro (by Google) and Hy3 (by Tencent) 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 4 benchmarks (APEX-Agents, BrowseComp, GPQA, SWE-Bench Verified), while Hy3 is better at 2 benchmarks (MCP Atlas, SWE-Bench Pro). Gemini 3.1 Pro shows notably better performance in the majority of benchmarks.

Choose Gemini 3.1 Pro if…

  • you want the strongest raw capability — it leads on 4 of 6 shared benchmarks

Choose Hy3 if…

  • you want the most recent training data — it shipped Jul 2026
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

6 benchmarks

Gemini 3.1 Pro outperforms in 4 benchmarks (APEX-Agents, BrowseComp, GPQA, SWE-Bench Verified), while Hy3 is better at 2 benchmarks (MCP Atlas, SWE-Bench Pro).

Gemini 3.1 Pro shows notably better performance in the majority of 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
Tencent
Hy3
Input- tokens
Output- tokens
Fri Jul 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Gemini 3.1 Pro supports multimodal inputs, whereas Hy3 does not.

Gemini 3.1 Pro can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 3.1 Pro

Text
Images
Audio
Video

Hy3

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 3.1 Pro is licensed under a proprietary license, while Hy3 uses Apache 2.0.

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

Gemini 3.1 Pro

Proprietary

Closed source

Hy3

Apache 2.0

Open weights

Release Timeline

When each model was launched

Gemini 3.1 Pro was released on 2026-02-19, while Hy3 was released on 2026-07-06.

Hy3 is 5 months newer than Gemini 3.1 Pro.

Gemini 3.1 Pro

Feb 19, 2026

4 months ago

Hy3

Jul 6, 2026

1 weeks ago

4mo newer

Knowledge Cutoff

When training data ends

Gemini 3.1 Pro has a documented knowledge cutoff of 2025-01-31, while Hy3'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 Hy3's cutoff date.

Gemini 3.1 Pro

Jan 2025

Hy3

—

Outputs Comparison

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Key Takeaways

Google
Larger context window (1,048,576 tokens)
Supports multimodal inputs
Higher APEX-Agents score (33.5% vs 25.6%)
Higher BrowseComp score (85.9% vs 84.2%)
Higher GPQA score (94.3% vs 90.4%)
Higher SWE-Bench Verified score (80.6% vs 78.0%)
Tencent
Has open weights
Higher MCP Atlas score (79.1% vs 69.2%)
Higher SWE-Bench Pro score (57.9% vs 54.2%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Gemini 3.1 Pro and Hy3 side-by-side, then vote on the output you prefer.

Gemini 3.1 Pro
✓ Preferred
Hy3
Open in Playground
AI Model Comparison Table
Feature
Google
Gemini 3.1 Pro
Tencent
Hy3

FAQ

Common questions about Gemini 3.1 Pro vs Hy3.

Which is better, Gemini 3.1 Pro or Hy3?

Gemini 3.1 Pro shows notably better performance in the majority of benchmarks. Gemini 3.1 Pro is made by Google and Hy3 is made by Tencent. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemini 3.1 Pro compare to Hy3 in benchmarks?

Gemini 3.1 Pro scores t2-bench: 99.3%, LiveCodeBench Pro: 96.2%, GPQA: 94.3%, MMMLU: 92.6%, BrowseComp: 85.9%. Hy3 scores DeepSearchQA: 91.0%, GPQA: 90.4%, IMO-AnswerBench: 90.0%, BrowseComp: 84.2%, MCP Atlas: 79.1%.

What are the context window sizes for Gemini 3.1 Pro and Hy3?

Gemini 3.1 Pro supports 1.0M tokens and Hy3 supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 3.1 Pro and Hy3?

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

Who makes Gemini 3.1 Pro and Hy3?

Gemini 3.1 Pro is developed by Google and Hy3 is developed by Tencent.

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