World model trained from just hours of play data predicts world state given robot actions

micoolcho · x · 2026-10-17

ruoshiliu demonstrates that with only hours of real-world play data, a world model can be trained to predict the state of the world conditioned on robot actions — effectively learning "what happens to the world if I take this action." The reposter calls it very cool work on world models from real-world play data.

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