DeepSeek Prover V2 vs 
GPT-5.6 Terra
DeepSeek Prover V2 is cheaper than GPT-5.6 Terra at $0/M vs $2.5/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.
GPT-5.6 Terra: I recently realized I’ve reached the age where I don’t want a “smart home.” I want a home that minds its business. Everything is smart now. My lightbulb needs an app. Why? I spent my whole childhood turning lights on with my hand. It was a system. It worked.
Price and specs
| Spec | DeepSeek Prover V2 | GPT-5.6 Terra |
|---|---|---|
| Input price | Free | $2.5/M tokens |
| Output price | Free | $15/M tokens |
| Context window | 164K tokens | 1.1M tokens |
| Weights | Open | Closed |
| Free API (OpenRouter) | No | No |
| Released | Apr 2025 | Jul 2026 |
| At 10M a month | $0 | $25.00 |
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 12 Oct 2026.
Common questions
What is the difference between DeepSeek Prover V2 and GPT-5.6 Terra?
DeepSeek Prover V2 is developed by DeepSeek while GPT-5.6 Terra is developed by OpenAI. DeepSeek Prover V2 has a 164K token context window vs GPT-5.6 Terra's 1.1M. 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 GPT-5.6 Terra?
It depends on your use case. DeepSeek Prover V2 and GPT-5.6 Terra 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 GPT-5.6 Terra?
DeepSeek Prover V2 costs $0/M input tokens and GPT-5.6 Terra costs $2.5/M input tokens. DeepSeek Prover V2 is $2.50/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 GPT-5.6 Terra on Rival?
This page shows a side-by-side comparison of DeepSeek Prover V2 and GPT-5.6 Terra 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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