AION
Research paperReinforcement Learning1 source · Oct 6, 2026

BluffJAX: Adversarial Imperfect Information Games in JAX

We introduce BluffJAX: an open-source suite of adversarial imperfect information games in JAX.

Key points

  • We provide canonical implementations of games designed for high simulation throughputs and parallelization on GPU accelerators.
  • We hope that implementing a variety of game mechanics and difficulties will introduce new challenges and foster novel research directions in game-theoretic methods for RL.
  • We benchmark the throughput performance and memory usage of our environments in single and multi-GPU settings, demonstrating scaling of up to hundreds of millions of samples per second, and motivating the usage of BluffJAX over related GPU and CPU-based libraries.
  • We benchmark reinforcement learning, tree search, and game-solving algorithms in JAX in order to provide users with baseline results and facilitate future comparisons.

Sources (1)

  • [1]BluffJAX: Adversarial Imperfect Information Games in JAX
    arXiv (AI, ML, NLP, CV, robotics, multi-agent) · Oct 6, 03:18 AM
    We introduce BluffJAX: an open-source suite of adversarial imperfect information games in JAX.
    We provide canonical implementations of games designed for high simulation throughputs and parallelization on GPU accelerators.

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