DeepSeek Prover V2 vs 
Hy4 Preview
DeepSeek Prover V2 is cheaper than Hy4 Preview at $0/M vs $0.834/M input tokens.
Pokémon Battle UI Recreation
Pokémon battle screen you can actually click. One HTML file.
Loading the build
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Which answer wins?
Written rounds
1 promptThree minutes of stand-up. Puns are banned.
DeepSeek Prover V2: 3-Minute Stand-Up Comedy Routine Opening: Hey everyone! How's it going? You know, I've been thinking a lot about relationships lately. Not because I'm in one, but because I'm not. And that's the problem. I'm single, and I'm starting to think that my dating profile is the reason why.
Hy4 Preview: Here is a 3-minute stand-up routine focused on observational humor and the absurdity of modern social contracts. Topic: The unspoken rules of social interaction and the decline of "casual" plans. Tone: Conversational, slightly exasperated, energetic. (Walk up to mic, adjust height, take a breath.
Price and specs
| Spec | DeepSeek Prover V2 | Hy4 Preview |
|---|---|---|
| Input price | Free | $0.834/M tokens |
| Output price | Free | $2.501/M tokens |
| Context window | 164K tokens | 1.0M tokens |
| Parameters | 671B | 770B total / 49B active |
| Weights | Open | Open |
| Free API (OpenRouter) | No | No |
| Released | Apr 2025 | Aug 2026 |
| At 10M a month | $0 | $8.34 |
Input tokens at list price. No caching, no batch discount.
Where to run it
DeepSeek Prover V2
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 13 Oct 2026.
Common questions
What is the difference between DeepSeek Prover V2 and Hy4 Preview?
DeepSeek Prover V2 is developed by DeepSeek while Hy4 Preview is developed by Tencent. DeepSeek Prover V2 has a 164K token context window vs Hy4 Preview's 1.0M. You can compare their actual outputs across 6 challenges on Rival to see how they differ in practice.
Which is better, DeepSeek Prover V2 or Hy4 Preview?
It depends on your use case. DeepSeek Prover V2 and Hy4 Preview each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 6 challenges so you can judge which fits your needs best.
How much does DeepSeek Prover V2 cost compared to Hy4 Preview?
DeepSeek Prover V2 costs $0/M input tokens and Hy4 Preview costs $0.834/M input tokens. DeepSeek Prover V2 is $0.83/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 DeepSeek Prover V2 and Hy4 Preview on Rival?
This page shows a side-by-side comparison of DeepSeek Prover V2 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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Same lab, same size, long tail
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