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Clef Flash

API docs

Typed Choice, Score and Noul decisions. Use /v1/decisions or /v1/systemone; text-only questions compatibility is available through Chat Completions, Messages and Responses. Accepts inline images through the Cloudflare endpoint. Text admission is limited to 1,800 estimated tokens to avoid upstream truncation; up to four images, each at most 512 by 512 pixels. Input tokens are billed; output is free.

Added Oct 8, 2026

Pricing

Auto routing · per 1M tokens
Input
$0.090
Output
Free
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Specifications

Context window
1.8K
Image input
Yes
Questions per request
128
Text limit
1.8K
Estimated tokens of state and questions

API request

Send your application state and typed questions to POST /api/v1/decisions. Each answer comes back with its probabilities.

{
  "model": "cloudflare/clef-flash",
  "state": "Customer message: I was charged twice for the same order.",
  "questions": {
    "team": {
      "type": "choice",
      "instructions": "Which team should handle this message?",
      "criteria": {
        "billing": "Payments, refunds or invoices",
        "technical": "Bugs or errors in the product"
      }
    }
  }
}
Decisions API docs

Providers

Auto routing is available for this model. Explicit provider selection is not available.

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