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Reflection AI releases Apache 2.0-licensed weights for Beam, a 501B-parameter model, trained with RL that penalized unnecessary tokens

This story is from 2026-10-16. It is preserved in the archive; the latest stories are on the live feed.

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…

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  1. 2026-10-16 16:40 · Techmeme
    Reflection AI releases Apache 2.0-licensed weights for Beam, a 501B-parameter model, trained with RL that penalized unnecessary tokens

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