Clef (System One) API: Pricing and Specs | Venice

Plain-text specification

Clef (System One) API

Clef (System One) is a decision model by Clef, available on the Venice API as clef-api. It runs privately, with zero data retention.

Clef (System One) API pricing

Model ID	Variant	Privacy	Price
`clef-api`	Standard	Private	$0.05 / $0.05 per 1M

Clef (System One) specifications

Spec	Value
Provider	Clef
Released	Oct 6, 2026
Privacy	Private
Status	Beta

How to use the Clef (System One) API

Send requests to POST https://api.venice.ai/api/v1/decisions with "model": "clef-api" and your API key.

curl https://api.venice.ai/api/v1/decisions \
  -H "Authorization: Bearer $VENICE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "clef-api",
    "state": "Help! My payouts have been failing for 3 days.",
    "questions": {
      "is_urgent": { "type": "noul", "instructions": "Does this need a reply within the hour?" }
    }
  }'

Related models

Jev (System One) API: $0.042 / Free per 1M