Clef

Cloudflare's Clef is a 27B open-weight decision model post-trained from Qwen3.8-27B, under Apache 2.0. Given text, JSON, images or video, it answers yes/no, multiple-choice and ordered rating questions with a probability for every option instead of writing text.

Price per 1M input tokens: $0.24input only, no output tokens
Context: 65K tokens

API

curl https://api.opencheap.si/v1/systemone \
  -H "Authorization: Bearer $OPENCHEAP_API_KEY" -H "Content-Type: application/json" \
  -d '{ "model": "opencheap/clef", "state": "I was charged twice for my order and nobody answers my emails.",
        "questions": { "frustrated": { "type": "noul", "instructions": "Is the customer frustrated?" } } }'