DeepSeek Prover V2 vs 
GPT-5
DeepSeek Prover V2 is cheaper than GPT-5 at $0/M vs $1.25/M input tokens.
Pokémon Battle UI Recreation
Pokémon battle screen you can actually click. One HTML file.
Loading the build
Loading the build
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: I tried to get my life together, so I bought a smartwatch. Nothing says “I’m taking control” like strapping a tiny judgmental coach to your wrist. It buzzes every hour like, “Time to stand!” I’m like, “I’m on a bus.” It’s like, “Stand emotionally.” It tracks everything. Sleep, stress, calories, my self-esteem.
Price and specs
Not enough votes to call it. On the specs, GPT-5 has the edge: newer, bigger context window.
| Spec | DeepSeek Prover V2 | GPT-5 |
|---|---|---|
| Input price | Free | $1.25/M tokens |
| Output price | Free | $10/M tokens |
| Context window | 164K tokens | 400K tokens |
| Parameters | 671B | Not disclosed |
| Weights | Open | Closed |
| Free API (OpenRouter) | No | No |
| Released | Apr 2025 | Aug 2025 |
| At 10M a month | $0 | $12.50 |
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 5 Oct 2026.
Common questions
What is the difference between DeepSeek Prover V2 and GPT-5?
DeepSeek Prover V2 is developed by DeepSeek while GPT-5 is developed by OpenAI. DeepSeek Prover V2 has a 164K token context window vs GPT-5's 400K. 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?
It depends on your use case. DeepSeek Prover V2 and GPT-5 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?
DeepSeek Prover V2 costs $0/M input tokens and GPT-5 costs $1.25/M input tokens. DeepSeek Prover V2 is $1.25/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 on Rival?
This page shows a side-by-side comparison of DeepSeek Prover V2 and GPT-5 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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