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Introducing Clef: our open-source decision models, and new RL fine-tuning platform

calendar_today October 1, 2026 person Michelle Chen domain cloudflare

We are introducing Clef and Clef-flash, open-source decision models hosted on Workers AI for high-speed classification and agentic workflows. Also launching: a new reinforcement learning platform that allows developers to fine-tune decision models using their own data.

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