Cloudflare and AWS open the open-weight decision-model lane for agents

On 1 October 2026 Cloudflare released Clef and Clef-flash, and AWS Strands Decider 2B: open-source decision models that answer with typed probabilities instead of text, built for agent decision-making. They undercut the closed Jev model and raise the question of what you should stop sending to the frontier model.