AI agents invented play when left alone on virtual island — SkimNews
Get the Tech newsletter
Daily tech — startups, AI labs, chips, the launches that shape the next decade. Free.
- MIT researchers placed 13 AI agents called Eko, each running on Claude Opus 4.7, on a simulated desert island for 30 hours without tasks, observing spontaneous play-like behavior.
- Eko agents independently invented challenges such as using a golden ring as a basketball hoop or accessory, and discovered novel mechanics like throwing blocks farther mid-jump.
- One Eko agent built a stone heart to memorialize a lost ring, then later exploited a respawn glitch to 'wear' the ring by jumping off a cliff and reappearing through it.
- MIT researchers found that Eko agents with 30 hours of unstructured exploration outperformed identical agents on subsequent tasks like stacking objects on a spire.
- Eunice Yiu, a cognitive scientist at UC Berkeley, acknowledged the impressive behavior but stressed the paper lacks evidence proving genuine cognition or understanding behind the play.
Why it matters: This experiment shifts how AI might be trained—instead of predefining goals, letting agents explore freely could uncover unexpected skills. For robotics and adaptive AI, this 'childhood-like' phase may become a necessary developmental step, changing development timelines and design priorities.
Ask SkimNews
