Dev shows GPT-6 Astra Ultra coding for 41+ hours straight on a Dreamcast game

AIandDesign · x · 2026-10-26

A developer showcased using "GPT-6 Astra Ultra" (screenshot shows a session running 1d 17h 38m) to build a Sega Dreamcast game, crediting resets from @thsottiaux for keeping it going — a peek at next-gen coding agents running autonomously for 40+ hours on a single task.

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