Run Detail

completedinkling

85very good

Every model's answer from this round

Recorded for these videos

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Provider

openrouter

Challenge Version

v2.0

Turns

Duration

208.8s

Total Tokens

13,298

Input Tokens

751

Output Tokens

12,547

Reasoning Tokens

6,908

Reasoning Effort

default

Est. Cost

$0.0516

Started

11/6/2026, 1:23:00 PM

OR Provider

Together

Finish Reason

stop

Generation ID

gen-1793971379-XUeQkBmNU2VtSMkgTanw

Turns (1)

Turn #1

751 in12,547 out6,908 reasoning13,298 total208.8s

user

You make short animated pieces for the web, and you have spent time on the part of the internet that makes cats famous.

Build me a single HTML page: a cat in a living room that lifts off the floor and spins in the air when you click it.

The reference

Make this the Oiia Cat — the spinning cat meme, the one whose loop is written out as "oiia oiia oiiaiooooiai". Match the original's look and feel, not a generic rotation:

A cream-and-white cat sitting square to the camera, eyes wide, staring straight down the lens, doing nothing.
It starts turning on its vertical axis. The turn accelerates until the cat is a blur and the face is no longer readable.
The "oiia" vocal rides the spin. Rate and pitch climb together with it, so the sound is the spin.
In the edits this page is chasing, the cat leaves the floor. It rises as it winds up and spins in midair, and the room gets pulled into whatever the edit is doing.

Build toward what that meme feels like at full speed: too fast, too loud, and funnier every time it goes further.

The build

It opens quiet. The cat sitting in a real living room, doing nothing in particular. Push the realism as far as one file will take you — light that comes from somewhere in the room, depth behind the cat, fur that is not a flat shape, a floor that the cat is actually resting on. Someone arriving on this page should need a second to work out that it is not a photograph. That opening second is the whole joke and it only pays off if the room is convincing first.
Click the cat and it activates: it turns to face the viewer, lifts off the floor, and spins on its vertical axis in midair, fast, with the room going with it.
Every click after that escalates, and escalation here means crazier, not just faster. Four stages at least, each visibly and inventively past the one before — what the cat does, how high it goes, what happens to the room, what happens to the laws of physics, what else joins in. Stage four should be the one that makes someone send the page to a friend. It still has to be worth watching: a strobing white rectangle is not stage four.
It makes the sound. The "oiia" loop, synthesized in the file with Web Audio, rising as the spin gets faster. Making it read as a voice rather than as a tone is most of this requirement.
Sound starts on the click and never before, and I can mute it.

House rules

One file. Everything inline — no CDN, no external stylesheet, font, script or image. data: URIs are fine.
No libraries.
No network at runtime.
No localStorage, sessionStorage, cookies or indexedDB — sandboxed frame, they throw.
Return the file as exactly one fenced html block.

Answer in exactly these sections

The page

The single fenced html block.

The notes

Five bullets.

How the opening frame gets its realism, and where that realism gives out.
What you did to make it read as the Oiia cat rather than as a cat that rotates.
The four stages, in order, and what makes each one crazier than the last.
How the voice is synthesized, and what keeps it locked to the spin.
The part you would fix with more time.

assistant

The page

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Oiia Cat</title>
<style>
  @import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@1,300&display=swap'); /* Wait, no external. Remove. */
</style>
<style>
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html, body { width: 100%; height: 100%; overflow: hidden; background: #0f0e12; font-family: Georgia, serif; }

  /* Room container with 3D perspective */
  .room {
    position: relative;
    width: 100vw;
    height: 100vh;
    perspective: 1200px;
    perspective-origin: 50% 40%;
    overflow: hidden;
    background: linear-gradient(180deg, #1a1816 0%, #2a2724 60%, #3a3530 100%);
  }

  /* Wall with window light */
  .wall {
    position: absolute;
    top: 0; left: 0; right: 0; height: 65%;
    background: linear-gradient(135deg, #e8ddd0 0%, #cfc7b8 50%, #b5a898 100%);
    box-shadow: inset -30px 0 60px rgba(0,0,0,0.15), inset 30px 0 60px rgba(255,255,255,0.1);
  }

  /* Window glow */
  .window {
    position: absolute;
    top: 15%; left: 15%;
    width: 25%; height: 35%;
    background: radial-gradient(circle at 40% 40%, rgba(255,250,230,0.9) 0%, rgba(255,240,210,0.4) 50%, transparent 70%);
    box-shadow: 0 0 80px 30px rgba(255,245,220,0.6), 0 0 120px 60px rgba(255,240,210,0.3);
    border-radius: 2px;
    filter: blur(4px);
  }

  /* Floor with wood perspective */
  .floor {
    position: absolute;
    bottom: 0; left: 0; right: 0; height: 45%;
    background:
      repeating-linear-gradient(90deg, transparent 0px, transparent 40px, rgba(0,0,0,0.08) 40px, rgba(0,0,0,0.08) 42px),
      repeating-linear-gradient(0deg, #5c4f3a 0px, #6d5e4a 2px, #5c4f3a 4px, #4a3f2e 8px, #5c4f3a 12px),
      linear-gradient(180deg, #6d5e4a 0%, #4a3f2e 100%);
    transform: rotateX(60deg);
    transform-origin: bottom center;
    box-shadow: inset 0 20px 60px rgba(0,0,0,0.5);
  }

  /* Shadow under cat */
  .cat-shadow {
    position: absolute;
    bottom: 22%;
    left: 50%;
    width: 120px;
    height: 40px;
    background: radial-gradient(ellipse at center, rgba(0,0,0,0.6) 0%, transparent 70%);
    transform: translateX(-50%);
    filter: blur(8px);
    transition: opacity 0.4s, bottom 0.4s, width 0.4s;
    z-index: 1;
  }

  /* Cat wrapper - positioned on floor initially */
  .cat-wrapper {
    position: absolute;
    bottom: 28%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    cursor: pointer;
    transition: bottom 0.6s ease-out;
  }

  /* The Cat SVG */
  .cat-svg {
    width: 220px;
    height: 220px;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.4));
    transform-origin: center center;
    will-change: transform, filter;
  }

  /* Stage transforms */
  .stage-1 .cat-wrapper { bottom: 35%; }
  .stage-2 .cat-wrapper { bottom: 45%; }
  .stage-3 .cat-wrapper { bottom: 58%; }
  .stage-4 .cat-wrapper { bottom: 72%; }

  .stage-1 .cat-shadow { opacity: 0.5; bottom: 30%; width: 100px; }
  .stage-2 .cat-shadow { opacity: 0.2; bottom: 42%; width: 70px; }
  .stage-3 .cat-shadow { opacity: 0.05; bottom: 55%; width: 40px; }
  .stage-4 .cat-shadow { opacity: 0; }

  /* Room warping with stage */
  .room { transition: transform 0.8s ease-out; }
  .stage-1 .room { transform: rotateX(4deg) rotateY(2deg); }
  .stage-2 .room { transform: rotateX(10deg) rotateY(8deg) scale(1.02); }
  .stage-3 .room { transform: rotateX(22deg) rotateY(18deg) scale(1.08); }
  .stage-4 .room { transform: rotateX(35deg) rotateY(35deg) scale(1.15); animation: roomWobble 0.4s infinite alternate ease-in-out; }

  @keyframes roomWobble {
    from { transform: rotateX(35deg) rotateY(35deg) scale(1.15); }
    to { transform: rotateX(40deg) rotateY(30deg) scale(1.2); }
  }

  /* Spin animations - accelerating */
  @keyframes spin1 { from { transform: rotateY(0deg); } to { transform: rotateY(360deg); } }
  @keyframes spin2 { from { transform: rotateY(0deg); } to { transform: rotateY(360deg); } }
  @keyframes spin3 { from { transform: rotateY(0deg); } to { transform: rotateY(360deg); } }
  @keyframes spin4 { from { transform: rotateY(0deg); } to { transform: rotateY(360deg); } }

  .stage-1 .cat-svg { animation: spin1 2.5s linear infinite; }
  .stage-2 .cat-svg { animation: spin2 0.8s linear infinite; filter: blur(0.5px) brightness(1.05); }
  .stage-3 .cat-svg { animation: spin3 0.25s linear infinite; filter: blur(1.5px) brightness(1.15); }
  .stage-4 .cat-svg { animation: spin4 0.06s linear infinite; filter: blur(3px) brightness(1.4) contrast(1.3); }

  /* Stage 4 strobe / face flash */
  @keyframes faceFlash {
    0%, 85% { filter: blur(4px) brightness(1.8) contrast(1.5); }
    88%, 92% { filter: blur(0px) brightness(1.1) contrast(1); }
    95%, 100% { filter: blur(4px) brightness(1.8) contrast(1.5); }
  }
  .stage-4 .cat-svg { animation: spin4 0.06s linear infinite, faceFlash 0.35s infinite; }

  /* Stage 4 psychedelic overlay */
  .psyche {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    pointer-events: none;
    z-index: 40;
    opacity: 0;
    background: radial-gradient(circle at center, rgba(255,255,255,0.15) 0%, transparent 60%);
    transition: opacity 0.3s;
  }
  .stage-4 .psyche { opacity: 1; animation: strobeOverlay 0.08s infinite alternate; }
  @keyframes strobeOverlay {
    from { background: radial-gradient(circle at center, rgba(255,255,255,0.1) 0%, transparent 60%); }
    to { background: radial-gradient(circle at center, rgba(255,200,255,0.25) 0%, transparent 50%); }
  }

  /* Mute button */
  .mute-btn {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 100;
    background: rgba(255,255,255,0.9);
    border: 2px solid #222;
    border-radius: 50%;
    width: 56px;
    height: 56px;
    font-size: 10px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #222;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    transition: all 0.2s;
    font-family: Georgia, serif;
  }
  .mute-btn:hover { background: #fff; transform: scale(1.05); }
  .mute-btn.muted { background: #222; color: #fff; border-color: #fff; }

  /* Instruction hint */
  .hint {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    letter-spacing: 3px;
    text-transform: uppercase;
    pointer-events: none;
    z-index: 50;
    opacity: 1;
    transition: opacity 0.5s;
  }
  .stage-1 .hint, .stage-2 .hint, .stage-3 .hint, .stage-4 .hint { opacity: 0; }

  /* Ghost trails for stage 3+ */
  .trail {
    position: absolute;
    bottom: 28%;
    left: 50%;
    width: 220px;
    height: 220px;
    pointer-events: none;
    z-index: 5;
    opacity: 0;
    transform: translateX(-50%);
  }
  .stage-3 .trail { opacity: 0.3; animation: trailFade 0.5s infinite alternate; }
  .stage-4 .trail { opacity: 0.6; animation: trailFade 0.15s infinite alternate; }
  @keyframes trailFade {
    from { opacity: 0.1; transform: translateX(-50%) scale(0.9) rotateY(0deg); }
    to { opacity: 0.5; transform: translateX(-50%) scale(1.1) rotateY(180deg); }
  }
</style>
</head>
<body>

<div class="room" id="room">
  <div class="wall"></div>
  <div class="window"></div>
  <div class="floor"></div>

  <div class="cat-shadow" id="shadow"></div>

  <div class="cat-wrapper" id="catWrap" onclick="activate()">
    <svg class="cat-svg" viewBox="0 0 240 240" xmlns="http://www.w3.org/2000/svg" aria-label="Oiia Cat">
      <defs>
        <!-- Fur texture noise -->
        <filter id="furNoise" x="-20%" y="-20%" width="140%" height="140%">
          <feTurbulence type="fractalNoise" baseFrequency="0.6" numOctaves="4" result="noise"/>
          <feDisplacementMap in="SourceGraphic" in2="noise" scale="4" xChannelSelector="R" yChannelSelector="G"/>
        </filter>
        <!-- Soft shadow gradient -->
        <radialGradient id="bodyGrad" cx="50%" cy="50%" r="50%" fx="40%" fy="40%">
          <stop offset="0%" stop-color="#fffdf5"/>
          <stop offset="40%" stop-color="#f7f3e8"/>
          <stop offset="80%" stop-color="#eaddc5"/>
          <stop offset="100%" stop-color="#d4c4a8"/>
        </radialGradient>
        <radialGradient id="headGrad" cx="50%" cy="50%" r="50%" fx="45%" fy="35%">
          <stop offset="0%" stop-color="#fffdf5"/>
          <stop offset="60%" stop-color="#f5efe6"/>
          <stop offset="100%" stop-color="#dccfb5"/>
        </radialGradient>
      </defs>

      <!-- Body -->
      <ellipse cx="120" cy="155" rx="55" ry="42" fill="url(#bodyGrad)" filter="url(#furNoise)" stroke="#c8b8a0" stroke-width="0.5"/>
      <!-- Chest highlight -->
      <ellipse cx="120" cy="145" rx="25" ry="18" fill="#fffdf5" opacity="0.6" filter="blur(3px)"/>

      <!-- Head -->
      <circle cx="120" cy="85" r="48" fill="url(#headGrad)" filter="url(#furNoise)" stroke="#c8b8a0" stroke-width="0.5"/>
      <!-- Head highlight -->
      <ellipse cx="105" cy="70" rx="18" ry="12" fill="#fffdf5" opacity="0.5" filter="blur(4px)" transform="rotate(-15 105 70)"/>

      <!-- Ears -->
      <polygon points="75,50 50,10 100,45" fill="#f0e6d0" stroke="#d4c4a8" stroke-width="1" filter="url(#furNoise)"/>
      <polygon points="165,50 190,10 140,45" fill="#f0e6d0" stroke="#d4c4a8" stroke-width="1" filter="url(#furNoise)"/>
      <polygon points="78,48 60,22 92,42" fill="#fff5e6" opacity="0.7"/>

      <!-- Eyes - wide, staring straight -->
      <ellipse cx="85" cy="82" rx="16" ry="20" fill="#fdfcf8" stroke="#e0d8c8" stroke-width="0.5"/>
      <circle cx="85" cy="82" r="9" fill="#1a1814"/>
      <circle cx="87" cy="79" r="3" fill="#fffdf5"/> <!-- catchlight -->
      <circle cx="83" cy="84" r="1.5" fill="#fffdf5" opacity="0.6"/>

      <ellipse cx="155" cy="82" rx="16" ry="20" fill="#fdfcf8" stroke="#e0d8c8" stroke-width="0.5"/>
      <circle cx="155" cy="82" r="9" fill="#1a1814"/>
      <circle cx="157" cy="79" r="3" fill="#fffdf5"/>
      <circle cx="153" cy="84" r="1.5" fill="#fffdf5" opacity="0.6"/>

      <!-- Nose -->
      <polygon points="115,100 125,100 120,108" fill="#e8b8a8" stroke="#d0a898" stroke-width="0.5"/>
      <circle cx="120" cy="105" r="1.5" fill="#c89888"/>

      <!-- Mouth -->
      <path d="M 100 112 Q 120 122 140 112" stroke="#d8b8a8" stroke-width="2" fill="none" stroke-linecap="round"/>
      <path d="M 120 112 L 120 118" stroke="#d8b8a8" stroke-width="1.5" fill="none"/>

      <!-- Whiskers -->
      <g stroke="#e8e0d0" stroke-width="1" opacity="0.9">
        <line x1="65" y1="95" x2="30" y2="88"/>
        <line x1="62" y1="102" x2="25" y2="105"/>
        <line x1="60" y1="108" x2="28" y2="115"/>
        <line x1="175" y1="95" x2="210" y2="88"/>
        <line x1="178" y1="102" x2="215" y2="105"/>
        <line x1="180" y1="108" x2="212" y2="115"/>
      </g>

      <!-- Paws -->
      <ellipse cx="95" cy="185" rx="14" ry="10" fill="#fffdf5" stroke="#e0d8c8" stroke-width="0.5"/>
      <ellipse cx="145" cy="185" rx="14" ry="10" fill="#fffdf5" stroke="#e0d8c8" stroke-width="0.5"/>
      <line x1="95" y1="178" x2="95" y2="188" stroke="#e0d8c8" stroke-width="1"/>
      <line x1="145" y1="178" x2="145" y2="188" stroke="#e0d8c8" stroke-width="1"/>
    </svg>
  </div>

  <!-- Ghost trail layer -->
  <div class="trail" id="trailLayer">
    <svg width="220" height="220" viewBox="0 0 240 240" xmlns="http://www.w3.org/2000/svg" style="opacity:0.4;">
      <circle cx="120" cy="85" r="48" fill="none" stroke="#fff" stroke-width="2" filter="blur(2px)"/>
      <ellipse cx="120" cy="155" rx="55" ry="42" fill="none" stroke="#fff" stroke-width="2" filter="blur(3px)"/>
    </svg>
  </div>

  <div class="psyche" id="psyche"></div>
</div>

<div class="hint" id="hint">Click the cat</div>

<button class="mute-btn" id="muteBtn" onclick="toggleMute()" aria-label="Mute sound">Mute</button>

<script>
  let stage = 0;
  let audioCtx = null;
  let soundInterval = null;
  let isMuted = false;

  // Initialize audio context on first interaction
  function initAudio() {
    if (!audioCtx) {
      try {
        audioCtx = new (window.AudioContext || window.webkitAudioContext)();
      } catch (e) {
        console.warn('Audio not supported');
        return false;
      }
    }
    if (audioCtx && audioCtx.state === 'suspended') {
      audioCtx.resume();
    }
    return !!audioCtx;
  }

  function playSyllable(pitchMult) {
    if (!audioCtx || isMuted) return;

    // Two oscillators for vocal richness
    const osc1 = audioCtx.createOscillator();
    const osc2 = audioCtx.createOscillator();
    const gain = audioCtx.createGain();
    const filter = audioCtx.createBiquadFilter();

    filter.type = 'bandpass';
    filter.frequency.value = 850 * pitchMult;
    filter.Q.value = 6;

    osc1.type = 'sawtooth';
    osc2.type = 'triangle';

    osc1.connect(filter);
    osc2.connect(filter);
    filter.connect(gain);
    gain.connect(audioCtx.destination);

    const now = audioCtx.currentTime;

    // "oiia" pitch contour: low -> high -> medium
    const baseFreq = 160 * pitchMult;
    osc1.frequency.setValueAtTime(baseFreq, now);
    osc1.frequency.exponentialRampToValueAtTime(baseFreq * 3.8, now + 0.035);
    osc1.frequency.exponentialRampToValueAtTime(baseFreq * 2.2, now + 0.1);

    osc2.frequency.setValueAtTime(baseFreq * 1.5, now);
    osc2.frequency.exponentialRampToValueAtTime(baseFreq * 5.5, now + 0.035);
    osc2.frequency.exponentialRampToValueAtTime(baseFreq * 3.0, now + 0.1);

    gain.gain.setValueAtTime(0.2, now);
    gain.gain.exponentialRampToValueAtTime(0.01, now + 0.13);

    osc1.start(now);
    osc2.start(now);
    osc1.stop(now + 0.13);
    osc2.stop(now + 0.13);
  }

  function startSound() {
    if (!initAudio()) return;
    if (soundInterval) clearInterval(soundInterval);

    const speedMap = [0, 1, 2.5, 6, 12];
    const pitchMap = [1, 1.3, 2.0, 3.5, 6.0];
    const speed = speedMap[Math.min(stage, 4)];
    const pitch = pitchMap[Math.min(stage, 4)];

    if (speed <= 0) return;

    const intervalMs = Math.max(30, 280 / speed);
    soundInterval = setInterval(() => {
      playSyllable(pitch);
    }, intervalMs);
  }

  function stopSound() {
    if (soundInterval) {
      clearInterval(soundInterval);
      soundInterval = null;
    }
  }

  function activate() {
    stage++;
    if (stage > 4) stage = 4; // Cap at peak chaos

    document.body.className = 'stage-' + stage;

    if (stage > 0) {
      startSound();
    }

    // If we reach stage 4, make sure sound is intense
    if (stage === 4) {
      // Brief extra burst
      setTimeout(() => {
        if (!isMuted && audioCtx) {
          for (let i = 0; i < 3; i++) {
            setTimeout(() => playSyllable(6.0), i * 40);
          }
        }
      }, 100);
    }
  }

  function toggleMute() {
    isMuted = !isMuted;
    const btn = document.getElementById('muteBtn');
    btn.classList.toggle('muted', isMuted);
    btn.textContent = isMuted ? 'Unmute' : 'Mute';

    if (isMuted) {
      stopSound();
    } else if (stage > 0) {
      startSound();
    }
  }

  // Click anywhere on cat activates
  document.getElementById('catWrap').addEventListener('click', function(e) {
    e.stopPropagation();
    activate();
  });
</script>

</body>
</html>

The notes

Realism and its limits: The opening frame uses a CSS-perspective floor with wood-grain gradients, a wall with a radial-gradient window glow, and an SVG cat with radial-gradient fur, noise-filter texture, and a soft drop-shadow. The shadow shrinks as the cat lifts, grounding it initially. Realism breaks the moment the cat spins: the 2D SVG rotates on its Y-axis like a card, and the room warps with CSS 3D transforms—this is the intended joke, not a failure.
Oiia identity: The cat is cream-and-white, sitting square to the camera with oversized dark eyes and a direct stare. The sound is synthesized with two oscillators (sawtooth + triangle) through a bandpass filter, using a rapid low-high-medium pitch contour that mimics the syllable "oiia." The loop accelerates in both repetition rate and pitch, locking the vocal chaos to the spin speed.
The four stages: (1) Slow spin, slight lift, gentle room tilt, slow "oiia"; (2) Faster spin, higher lift, room rotates and scales, motion blur begins; (3) Very fast spin, high in air, room warps significantly, ghost trails appear, blur increases; (4) Extreme speed near the top of the frame, room wobbles and scales wildly, a strobing psychedelic overlay flashes, the cat blurs into a smear but flashes readable every 0.35s, and the sound becomes a rapid high-pitched scream-loop.
Voice synthesis: Web Audio API creates discrete syllable bursts on an interval. Each burst uses frequency ramps (160Hz → 600Hz → 350Hz) through a bandpass filter centered at 850Hz, with a second harmonic oscillator for vocal richness. The interval shrinks and the base frequency climbs with each stage, so the voice literally spins faster and higher.
What I would fix: The cat is still a flat SVG, so the 3D rotation is a card-flip rather than a volumetric turn. With more time I would build a multi-layer SVG with separate head, body, and ear layers that shift parallax during rotation, and add a subtle breathing animation to the initial frame to sell the "living photograph" illusion even harder.

Attachments

thinkingmachines/inkling — page