Opus 5.5 rebuilds a Three.js Souls controller from scratch in 6 turns

Matt @MrCollisonOriginally posted 2026.09.25

Open original on X

Here is the same souls controller from scratch with Opus 5.5 It took 6 turns to get it to this point. The old one was a mix of Astra and Fable and at least 10x the turns + crap code Hindsight is 20:20, but 5.5 still has a much better sense of how to do @threejs "the right way"

This post quotes another post: x.com/mrcollison/status/2101316404825805063