AnalysisAI ModelsOctober 9, 2026

ReflectionAI's Misha Laskin discusses Beam, a 500B open-weight reasoning model

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On No Priors, ReflectionAI co-founder and CEO Misha Laskin walks through the launch of Beam, the company's 500 billion parameter open-weight reasoning model. He details the pre-training and reinforcement learning work behind it and debates whether frontier AI's future is open or closed.

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