Machine Learning25 min reading time

How a Frontier Model Gets Built, Read from the Kimi K3 Report

Towards Data Science
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Moonshot AI released a detailed technical report on their Kimi K3 model, a 2.8-trillion-parameter mixture-of-experts transformer with innovations enabling million-token context windows and improved scaling efficiency. The report reveals how architectural tweaks and training refinements reduced compute costs while maintaining performance near top closed models.

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