Dev builds site that turns any screenshot into an explorable 3D world with GPT-6 Astra

yungcontent · x · 2026-09-06

A developer used GPT-6 Astra to build a site where you upload any screenshot and it gets converted into an explorable 3D world. The demo started from imagining "the world beneath my timeline," and the result is a browsable little 3D environment generated from the image.

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