Phys.org — Technology · September 30, 2026 · On the brief until October 14, 2026

AI defeats top war game rivals using fewer practice games and on-the-fly planning

Defense StudiesComputer Science

THE AI ANGLE

Calculating tactical moves with hidden information

Researchers built an AI system named Ataraxos that beat top human players at the board war game Stratego. The model combines self-play training with real-time planning to estimate hidden opponent pieces. This approach gives researchers a method to simulate tactical decisions under imperfect information at a fraction of past computing costs.

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THE TEACHING ANGLE

Human operators must establish ways to audit and explain an AI model's choices before trusting its tactical recommendations in real operations.

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AI defeats top war game rivals using fewer practice games and on-the-fly planning

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