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Beam: Reflection Launches an Open 501B MoE Betting on Massive RL
Today#open sourceArticle

Beam: Reflection Launches an Open 501B MoE Betting on Massive RL

With 501 billion parameters, 23 billion active and 100 million reinforcement learning rollouts, Reflection wants to prove the West can still matter in open-weight.

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Beam: Reflection Launches an Open 501B MoE Betting on Massive RL#open sourceToday
Article·Today·5 min

Beam: Reflection Launches an Open 501B MoE Betting on Massive RL

With 501 billion parameters, 23 billion active and 100 million reinforcement learning rollouts, Reflection wants to prove the West can still matter in open-weight.

Source · Reflection AI · Introducing Beam: Reflection's 501B open-weight model

#llm#open source#reinforcement learning#agents