This listing is posted by the APIs.io catalog. APIs.io does not own or sell this API; we get access from the provider, Cloudflare.
The Cloudflare Workers AI Clef Decision Models API offers REST endpoints for Cloudflare's Clef and Clef Flash decision models (@cf/cloudflare/clef and @cf/cloudflare/clef-flash). You give it a state and ask a typed noul, choice or score question. It answers with calibrated probabilities. Developers building AI features on Cloudflare's Workers AI platform, and teams that want a model to help make decisions inside their own applications, are the likely users.
What is published for it: Documentation, OpenAPI, JSONSchema, APIsJSON and Arazzo artifacts.
Provider ratings in the catalog: Cloudflare has a Kin Score of 80.6 (exemplar band) and an Agent Readiness score of 69.6 (agent-native band, scored 2026-10-23).
Access: the provider lists a freemium model with self-serve signup.
Pricing: set by the provider.
Condition: a live hosted API, listed in the APIs.io catalog. You call the provider's endpoint at https://api.cloudflare.com/client/v4.
Catalog listing: https://apis.io/apis/cloudflare/cloudflare-workers-ai-clef-decision-api/ Provider: https://www.cloudflare.com/