Hy4 preview vs Llama 4 Scout
Hy4 preview leads the LLM Stats Score 51.5 to 8.1.
Tencent · Meta · Updated for 2026
Which is better?
Hy4 preview leads the overall LLM Stats Score 51.5 to 8.1, ranking #10 overall.
In the 1 individual benchmarks reported for both models, Hy4 preview wins 1; 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 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 1 of 1 exact shared results
- you want the most recent training data — it shipped Aug 2026
Choose Llama 4 Scout
- you want predictable pricing at $0.08/M input and $0.30/M output
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
32 reported for Hy4 preview · 12 for Llama 4 Scout
Hy4 preview outperforms in 1 benchmarks (GPQA), while Llama 4 Scout is better at 0 benchmarks.
Hy4 preview significantly outperforms across most benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Model Size
Parameter count comparison
Hy4 preview has 661.0B more parameters than Llama 4 Scout, making it 606.4% larger.
Context Window
Maximum input and output token capacity
Only Llama 4 Scout specifies input context (10,000,000 tokens). Only Llama 4 Scout specifies output context (10,000,000 tokens).
Input capabilities
Documented input modalities across available providers
Llama 4 Scout supports multimodal inputs, whereas Hy4 preview does not.
Llama 4 Scout can handle both text and other forms of data like images, making it suitable for multimodal applications.
Hy4 preview
Llama 4 Scout
License
Usage and distribution terms
Hy4 preview is licensed under Apache 2.0, while Llama 4 Scout uses Llama 4 Community License Agreement.
License differences may affect how you can use these models in commercial or open-source projects.
Apache 2.0
Open weights
Llama 4 Community License Agreement
Open weights
Release Timeline
When each model was launched
Hy4 preview was released on 2026-08-28, while Llama 4 Scout was released on 2025-04-05.
Hy4 preview is 17 months newer than Llama 4 Scout.
Aug 28, 2026
3 days ago
1.4yr newerApr 5, 2025
1.4 years ago
Knowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Outputs Comparison
Judge for yourself.
Run your own prompts against Hy4 preview and Llama 4 Scout side-by-side, then vote on the output you prefer.
FAQ
Common questions about Hy4 preview vs Llama 4 Scout.