GPT-6 Astra builds a crowd collision simulation in Houdini

An official demo shows GPT-6 Astra building a crowd simulation in Houdini where running characters collide and stack into a cascading ragdoll pileup.

Higgsfield AI 🧩

@higgsfield_aiArchived 29 days agoOriginally posted 2026.09.11

Higgsfield AI 🧩 @higgsfield_aiOriginally posted 2026.09.11

Open original on X

Complex crowd motion starts with individual interactions. GPT-6 Astra built a crowd simulation in Houdini, combining running characters, collisions, and ragdoll dynamics into a cascading pileup. Created on Higgsfield.

x.com/higgsfield_ai/status/2098236867279978998Archived 2026.09.30 10:37

Open original on X