GPT-6 Astra demo claims AI agents built a self-sustaining society in Unreal Engine

Malor777 · reddit · 2026-09-05

Matt Schumer shared on X what he calls his first "holy shit" moment with GPT-6 Astra: he asked the model to build a world in Unreal Engine populated by AI-agent humans, each powered by Astra, that must cooperate to survive. The demo is secondhand and unverified — GPT-6 hasn't been officially released — but it hints at multi-agent collaboration combined with 3D world generation.

Related event: Matt Shumer's flashy "GPT-6 Astra" demos: Manhattan world-building and self-talking agents(14 posts)→

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