DeepSeek Prover V2 vs 
OpenRouter Fusion · Budget (Jun 2026)
OpenRouter Fusion · Budget (Jun 2026) has a larger context window than DeepSeek Prover V2 (256K tokens vs 164K tokens).
Interactive Catan Board
Hex grid you can resize with a slider. Geometry plus state.
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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.
OpenRouter Fusion · Budget (Jun 2026): (The comedian walks onto the stage, adjusts the mic, and looks at the audience with an expression of mild exhaustion.) Hey, everyone. Good to be here. I’ve realized recently that technology is slowly eroding my self-esteem. Specifically, those CAPTCHA tests online.
Price and specs
| Spec | DeepSeek Prover V2 | OpenRouter Fusion · Budget (Jun 2026) |
|---|---|---|
| Input price | Free | — |
| Output price | Free | — |
| Context window | 164K tokens | 256K tokens |
| Weights | Open | — |
| Free API (OpenRouter) | No | No |
| Released | Apr 2025 | Jun 2026 |
| At 10M a month | $0 | not listed |
Input tokens at list price. No caching, no batch discount.
Common questions
What is the difference between DeepSeek Prover V2 and OpenRouter Fusion · Budget (Jun 2026)?
DeepSeek Prover V2 is developed by DeepSeek while OpenRouter Fusion · Budget (Jun 2026) is developed by OpenRouter. DeepSeek Prover V2 has a 164K token context window vs OpenRouter Fusion · Budget (Jun 2026)'s 256K. You can compare their actual outputs across 4 challenges on Rival to see how they differ in practice.
Which is better, DeepSeek Prover V2 or OpenRouter Fusion · Budget (Jun 2026)?
It depends on your use case. DeepSeek Prover V2 and OpenRouter Fusion · Budget (Jun 2026) each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 4 challenges so you can judge which fits your needs best.
How can I compare DeepSeek Prover V2 and OpenRouter Fusion · Budget (Jun 2026) on Rival?
This page shows a side-by-side comparison of DeepSeek Prover V2 and OpenRouter Fusion · Budget (Jun 2026) 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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