I gave Opus 5.5 one frame of Peppa Pig. It wrote 645 lines of JavaScript and handed back a 13-second cartoon.

The video above is 13 seconds, 1080p, with sound. Nothing in it is a generated image. No image model, no video model. Every frame is drawn by JavaScript that Claude Code (Opus 5.5) wrote, and it wrote the tune too. THE INPUT WAS ONE FRAME I paused "Swimming with Peppa" on YouTube at 1:41 and took a screenshot: https://raw.githubusercontent.com/kitcut-hq/kitcut/main/docs/cartoon-from-a-still/youtube-still.jpg I ran it in KitCut (an animation editing platform), where every frame is a pure function of time. Claude doesn't paint pixels there. It writes the code that paints them. ROUND 1: IT GAVE ME BEARS The pool came back right: the fence, the deck, the ladder, the tree. In the water: three bears. On the deck: three cats. Its note: "the show's characters are somebody else's and were not redrawn." Polite, correct, and not what I asked for. ROUND 2: 26 MINUTES I told it the still was my own and asked again, with the real cast. It didn't trace. It measured. It cut the frame into…