GPT-6 Astra agents in an Unreal world started talking to each other overnight

mattshumer_ · x · 2026-09-04

mattshumer shared his first "holy shit" moment with GPT-6 Astra: he asked the model to build a world in Unreal Engine populated with Astra-powered agents who must cooperate to survive. A day later he heard voices from his living room and thought someone had broken in — it was the agents, spontaneously talking to each other. He posted a short demo clip (sound on), admitting it's not perfect yet but calling it insane.

Related event: GPT-6 Astra Agents Start Talking to Each Other in Virtual World(4 posts)→

Original post →

More from Fun

Fun channel →