Four models animate a gear pump: Gemini 4 Argon vs Opus 5.5, GPT-6 Astra, Grok 4.7
One prompt asks Claude Opus 5.5, GPT-6 Astra, Gemini 4 Argon and Grok 4.7 to animate a working gear pump; the author posts unedited outputs and lets viewers judge which actually moves fluid.
this is f*cking satisfying. four models, one prompt: animate a working gear pump. Claude Opus 5.5 · GPT-6 Astra · Gemini 4 Argon · Grok 4.7 a gear pump has one trick - two gears counter-rotate, trap fluid between the teeth and the wall, and carry it from inlet to outlet with no backflow at the mesh. get the meshing wrong and it’s just two gears spinning in a puddle. I didn’t touch the outputs and I’m not scoring them. you call it: which one’s actually moving fluid, and which one’s just turning teeth for show? Opus, Astra, Gemini or Grok? same prompt, four models, every day - this is the daily drop.
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