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AI researchers stranded Claude on a virtual desert island. It started to “play.”

Source: MIT Technology Review · OCT 19, 2026

What do AI agents do if you don’t tell them to do anything? The answer looks a lot like play. Researchers repeatedly stranded them alone on a virtual desert island for 30 hours in an experiment reminiscent of the movies Cast Away or Home Alone. The agents—copies of Claude Opus 4.7 nicknamed Eko—were able to…

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