What is the difference between OpenAI o4-mini and DeepSeek Prover V2?

OpenAI o4-mini is developed by OpenAI while DeepSeek Prover V2 is developed by DeepSeek. You can compare their actual outputs across 6 challenges on Rival to see how they differ in practice.

Which is better, OpenAI o4-mini or DeepSeek Prover V2?

It depends on your use case. OpenAI o4-mini and DeepSeek Prover V2 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 OpenAI o4-mini cost compared to DeepSeek Prover V2?

OpenAI o4-mini costs $1.1/M input tokens and DeepSeek Prover V2 costs $0/M input tokens. DeepSeek Prover V2 is $1.10/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 OpenAI o4-mini and DeepSeek Prover V2 on Rival?

This page shows a side-by-side comparison of OpenAI o4-mini and DeepSeek Prover V2 across shared challenges. You can vote on which model produced the better output, and Pro users can create custom challenges to test both models with their own prompts.

Rival

Updated Apr 30, 2025

OpenAI o4-minivsDeepSeek Prover V2

6 fights queued

OpenAI o4-miniDeepSeek Prover V2

Input price

$1.10/M

$0.000/M

Output price

$4.40/M

$0.000/M

Context

—

164K

Released

Apr 2025

Favorites

OpenAI o4-miniDeepSeek Prover V2

Movie

The Shawshank Redemption

19948.7

—

6 / 6

Xbox Controller SVG Artimage generation

Tests an AI's ability to create detailed SVG illustrations of gaming hardware

OpenAI o4-mini

Openai · Apr 2025svg

Try this prompt

DeepSeek Prover V2

Deepseek · Apr 2025svg

Try this prompt

Vote

2 / 6

Generate a Stand-Up Routineconversation

Tests an AI's humor and creative writing ability

OpenAI o4-mini

Openai · Apr 2025text

Hey, everybody! Great to be here. Let's talk about the most important relationship in my life—coffee. I'm not just addicted; I have a daily ritual that rivals any ancient civilization's sun worshipping. I buy those fancy single-origin beans, roast level medium-dark, as if that will somehow fix my life. I line them up on the counter like a tiny army that's going to rescue me from the sheer terror of waking up. And then I spill it on my shirt within five seconds. I've turned "coffee stain" into a fashion statement—my own attempt at abstract art.

Speaking of personal disaster, let's talk about dating apps. You spend thirty minutes swiping, hoping someone will say something interesting. Instead you get: "Hey." And "What's up?" I've matched with people who tell me "I'm really just here to see what happens." That's like going to the grocery store and saying, "I'm really just here to get lost." We all know where this is going: you wind up in a conversation about their dog, and suddenly his dog's personality is more interesting than the human in the room.

Working from home has become a national sport, right? I've perfected the art of appearing busy on Zoom. Nodding, furrowing my brow. But the moment the camera's off, I'm Googling "Is watching cat videos a productive work break?" My partner walks behind me in pajamas with cereal in her hair, and I freeze mid-sip, terrified that she'll stroll into the frame like some uninvited cameo in an Ikea commercial.

Grocery shopping is its own form of trauma. You roll a cart—one wheel always refuses to cooperate—and you end up zigzagging down the aisle like you're training for a slalom race. Then you get to self-checkout, and the machine says, "Unexpected item in the bagging area." I look at the lettuce I just scanned. I whisper, "Lettuce? Are you hiding a barcode somewhere?" I weigh it again. I stare at the scale like it owes me an apology. By the time I'm done, the cashier has already broken down the line and started a book club.

Adulting means paying bills you didn't even notice until they're due. Last month I paid three subscriptions I never signed up for—two for meditation apps that I'll never open because I don't want to learn to breathe properly, and one for a sock-of-the-month club. I ask myself, "Do I really need a new sock every month?" Apparently, my feet do.

You know what the scariest adulting milestone is? Filing taxes. I found a form my accountant sent that reads like hieroglyphics. I'm staring at one page saying: "Report all virtual currency transactions." I haven't transacted any. I once Googled Bitcoin, got scared, and closed the browser. But now I'm supposed to report it? So I just scribbled, "None of your business," and mailed it in.

Anyway, I've gotta run before my coffee wears off. Thanks for listening to my caffeine-fueled life story—enjoy the rest of your night!

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DeepSeek Prover V2

Deepseek · Apr 2025text

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.

Dating Profile: I mean, have you ever tried to write a dating profile? It's like trying to sell a used car that's been in three accidents and has a weird smell. "Runs great! Just needs a little love." And the photos? I have to choose between looking like a serial killer or a guy who's trying too hard. "Here's me hiking! I don't actually hike, but I thought it would make me look adventurous."

First Dates: First dates are the worst. You're trying to be charming, but you're also trying not to be a creep. It's a fine line. Like, "Hey, you look nice tonight." That's fine. But if you say, "Hey, you look nice tonight... in that dress... that you're wearing... that I can see you in," suddenly you're on a watchlist.

Texting: And then there's texting. Why is it so hard to text someone you like? You spend 20 minutes crafting the perfect message, and then they reply with "K." "K"? What does that even mean? Are you mad? Are you busy? Are you a robot? Because if you are, I'm into it. At least robots respond.

Social Media: Social media doesn't help either. You see all these couples posting about their perfect lives. "Look at us on this beach! We're so in love!" Meanwhile, I'm at home eating cereal for dinner and watching Netflix. But you know what? I'm happy for them. Really. I'm just over here living my best life, one episode at a time.

Family Pressure: And then there's the family pressure. My mom is always asking, "When are you going to settle down?" Mom, I'm trying. But it's hard out here. It's like the Hunger Games, but instead of fighting to the death, we're swiping left and right. And sometimes, it feels like death would be easier.

Self-Improvement: I've tried self-improvement. I read a book on how to be more confident. It said, "Fake it till you make it." So, I walked into a bar and pretended to be James Bond. I ordered a martini, shaken, not stirred. The bartender said, "We don't serve martinis here." I said, "Well, this is awkward." He said, "No, this is a coffee shop."

Conclusion: But you know what? I'm not giving up. I'm going to keep trying. Because one day, I'll find someone who loves me for who I am. Someone who appreciates my weird sense of humor and my love for cereal. And until then, I'll be here, swiping right on robots and hoping for the best. Thanks, everyone!

Closing: Thanks for listening, you've been a great audience! Remember, if you're single, it's not you, it's them. And if you're in a relationship, well, good for you. I guess. No, I'm kidding. Love is great. I'm just bitter. Have a good night!

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Vote

3 / 6

Pokémon Battle UI Recreationweb design

Recreate an interactive, nostalgic Pokémon battle UI in a single HTML file.

OpenAI o4-mini

Openai · Apr 2025website

We can't display this one. It's not us. Well... it might be us.

The model was asked for a web page. It produced something else. We're not going to define what.

View raw output

<style>
  /* ===== Pixelated, retro look ===== */
  body {
    margin: 0;
    background: #9bbc0f;
    font-family: monospace;
    user-select: none;
  }
  #battle-container {
    width: 600px;
    height: 400px;
    margin: 30px auto;
    box-shadow: 0 0 0 8px #406820, 0 0 0 10px #9bbc0f;
    position: relative;
    background: #c0d890;
  }
  #battlefield {
    position: absolute;
    width: 100%;
    height: 60%;
    top: 0; left: 0;
    background: linear-gradient(to bottom, #a0c0f0 60%, #d0e0d0 60%);
  }
  .pokemon {
    position: absolute;
    width: 120px; height: 120px;
  }
  .pokemon .sprite {
    width: 80px; height: 80px;
    background: #fff;
    border: 4px solid #000;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    font-size: 24px;
    margin: 4px;
  }
  .pokemon .hp-bar {
    width: 100px; height: 12px;
    background: #000;
    margin: 4px;
    border: 2px solid #fff;
  }
  .pokemon .hp-inner {
    height: 100%;
    background: #00c800;
    width: 100%;
  }
  .opponent {
    top: 30px; right: 60px;
  }
  .player {
    bottom: 80px; left: 60px;
  }

  #message-box {
    position: absolute;
    bottom: 80px; left: 0;
    width: 100%;
    height: 60px;
    background: #fff;
    border-top: 4px solid #000;
    border-bottom: 4px solid #000;
    padding: 8px;
    box-sizing: border-box;
  }
  #menu-box {
    position: absolute;
    bottom: 0; left: 0;
    width: 100%;
    height: 80px;
    background: #fff;
    border-top: 4px solid #000;
    display: flex;
    flex-wrap: wrap;
    align-content: space-evenly;
    justify-content: space-evenly;
  }
  #menu-box button {
    width: 28%;
    height: 36px;
    background: #c0c0c0;
    border: 2px solid #000;
    font-size: 14px;
    cursor: pointer;
  }
  #move-box { width: 100%; display: none; flex-wrap: wrap; }
  .move-btn { width: 48%; margin: 1%; }

</style>
</head>
<body>
  <div id="battle-container">
    <!-- Battlefield -->
    <div id="battlefield">
      <div class="pokemon opponent">
        <div class="sprite">??</div>
        <div class="hp-bar"><div class="hp-inner" id="opponent-hp"></div></div>
      </div>
      <div class="pokemon player">
        <div class="sprite">⚡</div>
        <div class="hp-bar"><div class="hp-inner" id="player-hp"></div></div>
      </div>
    </div>
    <!-- Message -->
    <div id="message-box">A wild Pokémon appeared!</div>
    <!-- Menu -->
    <div id="menu-box">
      <button id="fight-btn">FIGHT</button>
      <button id="bag-btn">BAG</button>
      <button id="pokemon-btn">POKÉMON</button>
      <button id="run-btn">RUN</button>
      <div id="move-box">
        <button class="move-btn" data-move="Tackle" data-power="20">TACKLE</button>
        <button class="move-btn" data-move="Growl" data-power="0">GROWL</button>
        <button class="move-btn" data-move="Thunder Shock" data-power="25">THUNDER SHOCK</button>
        <button class="move-btn" data-move="Quick Attack" data-power="15">QUICK ATTACK</button>
      </div>
    </div>
  </div>

<script>
  // Data
  let playerHP = 100, oppHP = 100;
  const playerMax = 100, oppMax = 100;
  const messageBox = document.getElementById('message-box');
  const fightBtn = document.getElementById('fight-btn');
  const runBtn = document.getElementById('run-btn');
  const moveBox = document.getElementById('move-box');
  const menuBtns = [...document.querySelectorAll('#menu-box > button')];
  const moveBtns = [...document.querySelectorAll('.move-btn')];
  const playerBar = document.getElementById('player-hp');
  const oppBar = document.getElementById('opponent-hp');

  function updateBars(){
    playerBar.style.width = playerHP/playerMax*100 + '%';
    oppBar.style.width    = oppHP/oppMax*100 + '%';
    if(playerHP<=0) playerBar.style.background='#800';
    if(oppHP<=0) oppBar.style.background='#800';
  }
  updateBars();

  function showMessage(txt, cb){
    messageBox.textContent = txt;
    setTimeout(()=>{ if(cb) cb(); }, 1000);
  }

  function enableMenu(on){
    menuBtns.forEach(b=>{
      if(b.id==='fight-btn') b.disabled = !on;
      else if(b.id==='run-btn') b.disabled = !on;
      else b.disabled = !on;
    });
  }

  fightBtn.addEventListener('click', ()=>{
    fightBtn.disabled = true;
    runBtn.disabled = true;
    moveBox.style.display = 'flex';
    messageBox.textContent = 'Choose a move:';
  });

  moveBtns.forEach(btn=>{
    btn.addEventListener('click', ()=>{
      const move = btn.dataset.move;
      const power = +btn.dataset.power;
      moveBox.style.display = 'none';
      // Player's turn
      const dmg = power + Math.floor(Math.random()*5) - 2;
      oppHP = Math.max(0, oppHP - dmg);
      updateBars();
      showMessage('You used ' + move + '! (-' + dmg + ' HP)', ()=>{
        if(oppHP<=0){
          showMessage('Opponent fainted! You win!', ()=>{});
        } else {
          // Opponent turn
          const oppMoves = [
            {m:'Scratch',p:20},
            {m:'Leer',p:0},
            {m:'Ember',p:22}
          ];
          const choice = oppMoves[Math.floor(Math.random()*oppMoves.length)];
          const odmg = choice.p + Math.floor(Math.random()*5)-2;
          playerHP = Math.max(0, playerHP - odmg);
          updateBars();
          showMessage('Enemy used ' + choice.m + '! (-' + odmg + ' HP)', ()=>{
            if(playerHP<=0){
              showMessage('You fainted! Game over.', ()=>{});
            } else {
              showMessage('What will you do?', ()=>{
                fightBtn.disabled = false; runBtn.disabled = false;
              });
            }
          });
        }
      });
    });
  });

  runBtn.addEventListener('click', ()=>{
    enableMenu(false);
    showMessage('Got away safely!', ()=>{});
  });

  document.getElementById('bag-btn').addEventListener('click', ()=>{
    showMessage('No items in bag!', ()=>{
      showMessage('What will you do?', ()=>{});
    });
  });
  document.getElementById('pokemon-btn').addEventListener('click', ()=>{
    showMessage('You only have one Pokémon!', ()=>{
      showMessage('What will you do?', ()=>{});
    });
  });
</script>

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DeepSeek Prover V2

Deepseek · Apr 2025website

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4 / 6

Interactive Catan Boardweb design

Tests an AI's ability to create interactive web elements

OpenAI o4-mini

Openai · Apr 2025website

Try this prompt

DeepSeek Prover V2

Deepseek · Apr 2025website

Try this prompt

Vote

5 / 6

World Map SVGimage generation

Tests an AI's ability to create a detailed world map in SVG format

OpenAI o4-mini

Openai · Apr 2025svg

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DeepSeek Prover V2

Deepseek · Apr 2025svg

Try this prompt

Vote

6 / 6

Random Tailwind Webappweb design

Generate a single-page, self-contained HTML webapp using Tailwind CSS for a randomly chosen category/industry/niche.

OpenAI o4-mini

Openai · Apr 2025website

Try this prompt

DeepSeek Prover V2

Deepseek · Apr 2025website

Try this prompt

Vote

6 of 6

Our Verdict

DeepSeek Prover V2

OpenAI o4-miniRunner-up

No community votes yet. On paper, DeepSeek Prover V2 has the edge — bigger model tier, bigger context window.

Too close to call

Ask them anything yourself

FAQ

Keep going

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DeepSeek Prover V2 vs Gemini 2.5 Pro (I/O Edition)New provider

OpenAI o4-mini vs DeepSeek Prover V2

Which is better, OpenAI o4-mini or DeepSeek Prover V2?

Key Differences Between OpenAI o4-mini and DeepSeek Prover V2

Favorites

Xbox Controller SVG Artimage generation

OpenAI o4-mini

DeepSeek Prover V2

Generate a Stand-Up Routineconversation

OpenAI o4-mini

DeepSeek Prover V2

3-Minute Stand-Up Comedy Routine

Pokémon Battle UI Recreationweb design

OpenAI o4-mini

DeepSeek Prover V2

Interactive Catan Boardweb design

OpenAI o4-mini

DeepSeek Prover V2

World Map SVGimage generation

OpenAI o4-mini

DeepSeek Prover V2

Random Tailwind Webappweb design

OpenAI o4-mini

DeepSeek Prover V2

What is the difference between OpenAI o4-mini and DeepSeek Prover V2?

Which is better, OpenAI o4-mini or DeepSeek Prover V2?

How much does OpenAI o4-mini cost compared to DeepSeek Prover V2?

How can I compare OpenAI o4-mini and DeepSeek Prover V2 on Rival?

Favorites

Xbox Controller SVG Artimage generation

OpenAI o4-mini

DeepSeek Prover V2

Generate a Stand-Up Routineconversation

OpenAI o4-mini

DeepSeek Prover V2

3-Minute Stand-Up Comedy Routine

Pokémon Battle UI Recreationweb design

OpenAI o4-mini

DeepSeek Prover V2

Interactive Catan Boardweb design

OpenAI o4-mini

DeepSeek Prover V2

World Map SVGimage generation

OpenAI o4-mini

DeepSeek Prover V2

Random Tailwind Webappweb design

OpenAI o4-mini

DeepSeek Prover V2