Grok 3 Mini Beta vs 
Hy4 Preview
Grok 3 Mini Beta is cheaper than Hy4 Preview at $0.4/M vs $0.834/M input tokens.
Minimalist Landing Page
Whole landing page for a startup that reads your face. It renders or it doesn't.
Loading the build
Loading the build
Which answer wins?
Favorites
Movie
Album
Book
City
Game
Grok 3 Mini BetaGrok 3 Mini Beta
The Matrix
The Dark Side of the Moon
I, Robot
San Francisco
The Legend of Zelda: Breath of the Wild
Hy4 PreviewHy4 Preview
Her
Kind of Blue
To Kill a Mockingbird
Kyoto
Minecraft
Price and specs
Not enough votes to call it. On the specs, Hy4 Preview has the edge: bigger model tier, newer, bigger context window. Grok 3 Mini Beta costs 3.1x less per token.
| Spec | Grok 3 Mini Beta | Hy4 Preview |
|---|---|---|
| Input price | $0.4/M tokens | $0.834/M tokens |
| Output price | $0.8/M tokens | $2.501/M tokens |
| Context window | 131K tokens | 1.0M tokens |
| Parameters | Not disclosed | 770B total / 49B active |
| Weights | — | Open |
| Free API (OpenRouter) | No | No |
| Released | Apr 2025 | Aug 2026 |
| At 10M a month | $4.00 | $8.34 |
Input tokens at list price. No caching, no batch discount.
Where to run it
Grok 3 Mini Beta
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 13 Oct 2026.
Common questions
What is the difference between Grok 3 Mini Beta and Hy4 Preview?
Grok 3 Mini Beta is developed by xAI while Hy4 Preview is developed by Tencent. Grok 3 Mini Beta has a 131K token context window vs Hy4 Preview's 1.0M. You can compare their actual outputs across 13 challenges on Rival to see how they differ in practice.
Which is better, Grok 3 Mini Beta or Hy4 Preview?
It depends on your use case. Grok 3 Mini Beta and Hy4 Preview each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 13 challenges so you can judge which fits your needs best.
How much does Grok 3 Mini Beta cost compared to Hy4 Preview?
Grok 3 Mini Beta costs $0.4/M input tokens and Hy4 Preview costs $0.834/M input tokens. Grok 3 Mini Beta is $0.43/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.
How can I compare Grok 3 Mini Beta and Hy4 Preview on Rival?
This page shows a side-by-side comparison of Grok 3 Mini Beta and Hy4 Preview across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.
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