DeepSeek Prover V2 vs 
Solar Pro 4
DeepSeek Prover V2 is cheaper than Solar Pro 4 at $0/M vs $0.09/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.
Solar Pro 4: I’ve come to a realization about adulthood: none of us actually know what we’re doing. We’re just all really good at pretending we have a system. Take the group dinner text. You know the one. Someone drops, “Hey, what do you want to eat?” And suddenly, five adults turn into a parliamentary session.
Price and specs
| Spec | DeepSeek Prover V2 | Solar Pro 4 |
|---|---|---|
| Input price | Free | $0.09/M tokens |
| Output price | Free | $0.36/M tokens |
| Context window | 164K tokens | 524K tokens |
| Weights | Open | — |
| Free API (OpenRouter) | No | No |
| Released | Apr 2025 | Aug 2026 |
| At 10M a month | $0 | $0.90 |
Input tokens at list price. No caching, no batch discount.
Where to run it
DeepSeek Prover V2
No hosts listed on OpenRouter.
Solar Pro 41 host
Per million tokens. Prices and uptime via OpenRouter, checked 7 Oct 2026.
Common questions
What is the difference between DeepSeek Prover V2 and Solar Pro 4?
DeepSeek Prover V2 is developed by DeepSeek while Solar Pro 4 is developed by Upstage. DeepSeek Prover V2 has a 164K token context window vs Solar Pro 4's 524K. 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 Solar Pro 4?
It depends on your use case. DeepSeek Prover V2 and Solar Pro 4 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 Solar Pro 4?
DeepSeek Prover V2 costs $0/M input tokens and Solar Pro 4 costs $0.09/M input tokens. DeepSeek Prover V2 is $0.09/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 Solar Pro 4 on Rival?
This page shows a side-by-side comparison of DeepSeek Prover V2 and Solar Pro 4 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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