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  1. Home/
  2. Compare/
  3. DeepSeek Prover V2 vs GPT-6 Luna
Updated Sep 2026

DeepSeek Prover V2 vs GPT-6 Luna

DeepSeek Prover V2 is cheaper than GPT-6 Luna at $0/M vs $0.1/M input tokens.

Pokémon Battle UI Recreation

Pokémon battle screen you can actually click. One HTML file.

Loading the build
DeepSeek Prover V2
Loading the build
GPT-6 Luna

Which answer wins?

Written rounds

1 prompt
  • Three 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-6 Luna: I’ve reached the age where a good evening is staying home and not having to explain why I’m staying home. People invite me out, and I say, “I’ll see how I feel.” Which is adult for, “I have already decided, but I don’t want to hurt your feelings before I’ve had dinner.” And then, at 8:30, they text, “We’re here!”

    Every model's answer to this prompt

Price and specs

DeepSeek Prover V2 and GPT-6 Luna compared across 6 shared prompts
SpecDeepSeek Prover V2GPT-6 Luna
Input priceFree$0.1/M tokens
Output priceFree$0.5/M tokens
Context window164K tokens1.1M tokens
WeightsOpenClosed
Free API (OpenRouter)NoNo
ReleasedApr 2025Sep 2026
At 10M a month$0$0$1.00$1.00
1M10M100M1B10M tokens

Input tokens at list price. No caching, no batch discount.

Where to run it3 hosts, cheapest first
DeepSeek Prover V2

No hosts listed on OpenRouter.

GPT-6 Luna3 hosts
HostInOutContextUptime
  • Azure AI Foundry$0.10 in·$0.50 out·1.1M·100% up
  • OpenAI$0.10 in·$0.50 out·1.1M·100% up
  • Amazon Bedrock$0.11 in·$0.55 out·1.1M·0% up

Per million tokens. Prices and uptime via OpenRouter, checked 28 Sep 2026.

Common questions

What is the difference between DeepSeek Prover V2 and GPT-6 Luna?

DeepSeek Prover V2 is developed by DeepSeek while GPT-6 Luna is developed by OpenAI. DeepSeek Prover V2 has a 164K token context window vs GPT-6 Luna'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-6 Luna?

It depends on your use case. DeepSeek Prover V2 and GPT-6 Luna 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-6 Luna?

DeepSeek Prover V2 costs $0/M input tokens and GPT-6 Luna costs $0.1/M input tokens. DeepSeek Prover V2 is $0.10/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-6 Luna on Rival?

This page shows a side-by-side comparison of DeepSeek Prover V2 and GPT-6 Luna 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

  • DeepSeek Prover V2 vs DeepSeek V4 Flash Vision ExpSame lab
  • DeepSeek Prover V2 vs DeepSeek V4.1 FlashSame lab
  • GPT-6 Luna vs GPT-6 Luna ProSame lab
  • GPT-6 Luna vs GPT-6 SolSame lab
  • GPT-6 Luna vs GPT-5.2 ChatSame lab
  • GPT-6 Luna vs GPT-5.2 ProSame lab
  • DeepSeek Prover V2 vs GPT-5.3 ChatCross-provider
  • DeepSeek Prover V2 vs GPT-5.3-CodexSame size

Model pages

  • DeepSeek Prover V26 outputs, specs and price
  • GPT-6 Luna58 outputs, specs and price
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