What Tablif read on Clef's site
Clef describes itself as: “Cloudflare/clef · Hugging Face”
- Stage: Live, no waitlist
What it is
Calls itself “decision models”.
- Calls itself: decision models
“…open-source decision models”
Where it puts itself
Rules out “free-form text generation”.
- Says it will not: free-form text generation
“There is no free-form text generation and no output parsing.”
Who it sells to
Sells to developers. Made for developers.
- Sells to: developers
- Made for: developers
“…lets developers fine-tune decision models using their own data.”
How it runs
Hosted in the cloud. Offers an API. Open source. AI is the core of the product.
- Runs where: cloud / hosted
- API: yes
- Open source: yes
- AI role: core to the product
“…hosted on Workers AI”
“The Clef API is fully compatible with Jev and SystemOne.”
What it works with
Runs inside Clef-flash. Names Cloudflare, Jev and 3 more on its pages.
- Runs inside: Clef-flash
- Names: Cloudflare · Jev · Qwen/Qwen3.8-27B · +2
“Clef and Clef-flash are open-source decision models built by Cloudflare, hosted on Workers AI for high-speed classification and agentic workflows.”
“The Clef API is fully compatible with Jev and SystemOne.”
Sources
Tablif read these pages, last on 4 Oct 2026. Everything above is what the product says about itself; Tablif does not verify every claim.
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