Gemini 3 Flash vs Hy4 preview
Hy4 preview leads the LLM Stats Score 51.5 to 37.0.
Google · Tencent · Updated for 2026
Which is better?
Hy4 preview leads the overall LLM Stats Score 51.5 to 37.0, ranking #10 overall.
In the 3 individual benchmarks reported for both models, Hy4 preview wins 3; this is a narrower head-to-head signal than the composite indexes.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Gemini 3 Flash
- you want predictable pricing at $0.50/M input and $3.00/M output
Choose Hy4 preview
- overall performance matters — it scores 51.5 and ranks #10 on LLM Stats
- your work emphasizes reasoning and coding — it leads those capability indexes
- you value its reported benchmark strengths — it wins 3 of 3 exact shared results
- you want the most recent training data — it shipped Aug 2026
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
24 reported for Gemini 3 Flash · 32 for Hy4 preview
Gemini 3 Flash outperforms in 0 benchmarks, while Hy4 preview is better at 3 benchmarks (GPQA, MCP Atlas, Toolathlon).
Hy4 preview significantly outperforms across most benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Context Window
Maximum input and output token capacity
Only Gemini 3 Flash specifies input context (1,000,000 tokens). Only Gemini 3 Flash specifies output context (65,536 tokens).
Input capabilities
Documented input modalities across available providers
Gemini 3 Flash supports multimodal inputs, whereas Hy4 preview does not.
Gemini 3 Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.
Gemini 3 Flash
Hy4 preview
License
Usage and distribution terms
Gemini 3 Flash is licensed under a proprietary license, while Hy4 preview uses Apache 2.0.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
Apache 2.0
Open weights
Release Timeline
When each model was launched
Gemini 3 Flash was released on 2025-12-17, while Hy4 preview was released on 2026-08-28.
Hy4 preview is 8 months newer than Gemini 3 Flash.
Dec 17, 2025
8 months ago
Aug 28, 2026
2 days ago
8mo newerKnowledge Cutoff
When training data ends
Gemini 3 Flash has a documented knowledge cutoff of 2025-01-31, while Hy4 preview's cutoff date is not specified.
We can confirm Gemini 3 Flash's training data extends to 2025-01-31, but cannot make a direct comparison without Hy4 preview's cutoff date.
Jan 2025
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Outputs Comparison
Judge for yourself.
Run your own prompts against Gemini 3 Flash and Hy4 preview side-by-side, then vote on the output you prefer.
FAQ
Common questions about Gemini 3 Flash vs Hy4 preview.