Anthropic shipped Claude Motion this week: describe an animation, Claude writes it as code, you get…

Anthropic shipped Claude Motion this week: describe an animation, Claude writes it as code, you get an MP4. We've been building exactly this since June: 17 open-source skill packs and a product on top. Three things we learned the hard way: 1. Sync is a data problem, not an editing problem. Picture, music and sound effects read one list of events, so the beat lands on the action by construction. 2. The model has its own taste and you can't delete it. We stripped every color hint from our docs and it still picked dark navy and amber three times out of four. The subject changes the look, not the rulebook. 3. Real assets set the ceiling. A product UI drawn from imagination looks cheap. The real screenshot and logo make the film. Motion's docs say it "only animates what you give it". Same conclusion. Motion is Team and Enterprise only. On my Max plan Claude said "No Motion type is offered here" and built a web page instead, with no MP4. Here's what Pro and Max users can do today,…