Opus 5.5 builds a particle physics engine in a single HTML file

One HTML file simulates sand, water, oil, fire, lava, plants and steam with 108,000 particles at 60fps, built with Opus 5.5.

CyrilXBT

@cyrilXBTArchived 2026.09.26Originally posted 2026.09.26

CyrilXBT @cyrilXBTOriginally posted 2026.09.26

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🚨 Opus 5.5 is the best model launch in 2026 this entire physics engine is one HTML file. sand, water, oil, fire, lava, plants, steam. 108,000 particles at 60fps. built with Opus 5.5. prompt in the replies 👇 follow @cyrilXBT

This post quotes another post: x.com/1373665408193036293/status/210330729770323…

x.com/cyrilxbt/status/2103532793406149036Archived 2026.09.26 01:59

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