MIT left Claude alone on a virtual island for 30 hours — and it started to play

ross2000 · reddit · 2026-10-19

An MIT experiment let Claude agents run autonomously for 30 hours in a virtual desert-island environment, and according to the writeup the model began to play on its own. The voxel-style island scene offers an intriguing look at emergent behavior during long-horizon autonomous agent runs.

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