First 'holy shit' GPT-6 Astra demo: agents surviving together in Unreal Engine

Malor777 · reddit · 2026-09-05

Matt Schumer shared his first "holy shit" moment with GPT-6 Astra: he asked the model to build a world in Unreal Engine and fill it with humans, each an Astra-powered agent that must cooperate to survive. The demo is circulating on Reddit as a striking showcase of the new model's agentic capabilities.

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