Reflection AI releases Apache 2.0-licensed weights for Beam, a 501B-parameter model, trained with RL that penalized unnecessary tokens (Matt Marshall/VentureBeat)

Matt Marshall / VentureBeat:
Reflection AI releases Apache 2.0-licensed weights for Beam, a 501B-parameter model, trained with RL that penalized unnecessary tokens  —  Reflection AI today released the weights of Beam, its first open model, and is pitching it against the Chinese open models that many U.S. companies …