I kept seeing these ridiculously clean Claude Opus 5.5 motion videos all over X, so I spent some time…

I kept seeing these ridiculously clean Claude Opus 5.5 motion videos all over X, so I spent some time digging into how people are actually making them. Turns out the interesting part isn't really the video. Opus 5.5 isn't generating the pixels like Sora, Veo, Seedance, etc. It's writing the software that generates every frame of the video. And after looking through the original posts, prompts, repos and creator replies, there are basically a few different workflows emerging. The simplest one is almost stupidly easy. One of the prompts that helped kick off the trend was literally: “make a dynamic 15-second motion graphics video that shows what an incredible motion designer you are, like it's your showreel for a résumé. go all out.” That's basically it. People gave that to Claude Code + Opus 5.5 and it started producing full motion reels with: kinetic typography shape morphing generative graphics particle systems UI animation 3D scenes camera movement motion blur beat-synced…