Scalable decision-making for games of imperfect information

Nature, Published online: 30 September 2026; doi:10.1038/s41586-026-11036-yAtaraxos, an AI for the board wargame Stratego, establishes a design pattern for reinforcement learning and search that is effective under large amounts of hidd…

Nature, Published online: 30 September 2026; doi:10.1038/s41586-026-11036-y

Ataraxos, an AI for the board wargame Stratego, establishes a design pattern for reinforcement learning and search that is effective under large amounts of hidden information, a longstanding desideratum of the field of strategic decision-making.