Claude Opus 5.5 Codes 200K-Particle Sand Physics Demo From Scratch

A developer demoed 'sand-type', an open-source particle physics demo of 200,000 sand grains forming text that deforms and self-restores, built entirely from scratch by Claude Opus 5.5 — even the sound effects were generated.

2026-10-14 ~ 2026-10-14 · 2 related posts

• 200,000-grain interactive sand text demo built from scratch by Claude Opus 5.5 — prasenx · 2026-10-14
• Claude Opus built a 200k-grain interactive sand demo from scratch — now open source — prasenx · 2026-10-14