Clef examples: 10 decision recipes with real results

1. Ticket routing

choice

Checkout has been failing for every customer for the last hour.

Question: Which team should handle this request?

Options: Billing: payments, invoices and refunds / Technical: outages, errors and configuration / Sales: plans and upgrades

Most likely: Technical: outages, errors and configuration (confidence 92.7%)

clef-flash · 186 input tokens

How to act on it: Assign the ticket automatically when confidence is above 0.8; otherwise let a person pick from the top two teams.

{
  "model": "clef-flash",
  "state": "Checkout has been failing for every customer for the last hour.",
  "questions": {
    "answer": {
      "type": "choice",
      "instructions": "Which team should handle this request?",
      "criteria": {
        "a": "Billing: payments, invoices and refunds",
        "b": "Technical: outages, errors and configuration",
        "c": "Sales: plans and upgrades"
      }
    }
  }
}

2. Is it urgent?

noul · yes / no

Checkout has been failing for every customer for the last hour.

Question: Is this support request urgent?

Probability of yes: 0.97

clef-flash · 169 input tokens

How to act on it: Page the on-call engineer when the probability is above 0.9.

{
  "model": "clef-flash",
  "state": "Checkout has been failing for every customer for the last hour.",
  "questions": {
    "answer": {
      "type": "noul",
      "instructions": "Is this support request urgent?"
    }
  }
}

3. Severity score

score

Checkout has been failing for every customer for the last hour.

Question: How severe is the customer impact?

Options: No impact / Minor / Major / Critical

Weighted score: 2.68 (confidence 44.9%)

clef-flash · 186 input tokens

How to act on it: Sort the queue by the weighted score. Anything above 2.5 needs attention now.

{
  "model": "clef-flash",
  "state": "Checkout has been failing for every customer for the last hour.",
  "questions": {
    "answer": {
      "type": "score",
      "instructions": "How severe is the customer impact?",
      "criteria": [
        "No impact",
        "Minor",
        "Major",
        "Critical"
      ]
    }
  }
}

4. Review sentiment

choice

The strap broke after two days, but support replaced it fast.

Question: What is the overall sentiment of this review?

Options: Positive / Negative / Mixed

Most likely: Positive (confidence 52.3%)

clef-flash · 172 input tokens

How to act on it: A top answer near 50% means the text is genuinely mixed. Treat it as mixed or send it to a person instead of forcing one label.

{
  "model": "clef-flash",
  "state": "The strap broke after two days, but support replaced it fast.",
  "questions": {
    "answer": {
      "type": "choice",
      "instructions": "What is the overall sentiment of this review?",
      "criteria": {
        "a": "Positive",
        "b": "Negative",
        "c": "Mixed"
      }
    }
  }
}

5. Product photo

noul · yes / no

A product listing photo.

Question: Is the whole product visible, with nothing cut off by the frame?

Probability of yes: 0.96

clef-flash · 824 input tokens

How to act on it: Send photos below 0.8 to a person before they go live.

{
  "model": "clef-flash",
  "state": "A product listing photo.",
  "questions": {
    "answer": {
      "type": "noul",
      "instructions": "Is the whole product visible, with nothing cut off by the frame?"
    }
  },
  "images": [
    "data:image/jpeg;base64,…"
  ]
}

6. Spam and scam detection

noul · yes / no

Congratulations! You won a $500 gift card. Claim it within 24 hours at bit.ly/claim-now

Question: Is this message spam or a scam?

Probability of yes: 0.81

clef-flash · 184 input tokens

How to act on it: Block above 0.9, send 0.5–0.9 to a review queue, deliver the rest.

{
  "model": "clef-flash",
  "state": "Congratulations! You won a $500 gift card. Claim it within 24 hours at bit.ly/claim-now",
  "questions": {
    "answer": {
      "type": "noul",
      "instructions": "Is this message spam or a scam?"
    }
  }
}

7. Customer intent

choice

Hi, can I move my plan to annual billing and get the discount you mentioned?

Question: What does the customer want?

Options: Cancel the subscription / Change plan or billing / Report a bug / Ask a product question

Most likely: Change plan or billing (confidence 93.5%)

clef-flash · 199 input tokens

How to act on it: Route on the top option when confidence is high; otherwise show the two most likely intents to an agent.

{
  "model": "clef-flash",
  "state": "Hi, can I move my plan to annual billing and get the discount you mentioned?",
  "questions": {
    "answer": {
      "type": "choice",
      "instructions": "What does the customer want?",
      "criteria": {
        "a": "Cancel the subscription",
        "b": "Change plan or billing",
        "c": "Report a bug",
        "d": "Ask a product question"
      }
    }
  }
}

8. Comment moderation score

score

This is the worst update ever, whoever designed it should be fired.

Question: How abusive is this comment toward a person?

Options: Not abusive / Rude / Insulting / Threatening or hateful

Weighted score: 0.76 (confidence 27.5%)

clef-flash · 197 input tokens

How to act on it: Hide comments that score 2.5 or more, flag 1.5–2.5, publish the rest.

{
  "model": "clef-flash",
  "state": "This is the worst update ever, whoever designed it should be fired.",
  "questions": {
    "answer": {
      "type": "score",
      "instructions": "How abusive is this comment toward a person?",
      "criteria": [
        "Not abusive",
        "Rude",
        "Insulting",
        "Threatening or hateful"
      ]
    }
  }
}

9. Lead qualification

choice

We are a 40-person agency, budget approved for Q1, we need SSO and an invoice. Can we talk this week?

Question: How ready is this lead to buy?

Options: Hot: ready to buy soon / Warm: interested, needs nurturing / Cold: not a fit right now

Most likely: Hot: ready to buy soon (confidence 49.0%)

clef-flash · 203 input tokens

How to act on it: Send hot leads to sales the same day; put warm leads in a nurture sequence.

{
  "model": "clef-flash",
  "state": "We are a 40-person agency, budget approved for Q1, we need SSO and an invoice. Can we talk this week?",
  "questions": {
    "answer": {
      "type": "choice",
      "instructions": "How ready is this lead to buy?",
      "criteria": {
        "a": "Hot: ready to buy soon",
        "b": "Warm: interested, needs nurturing",
        "c": "Cold: not a fit right now"
      }
    }
  }
}

10. Sensitive data check

noul · yes / no

Sure, my card is 4111 1111 1111 1111 and it expires 09/28.

Question: Does this message contain payment card numbers or other sensitive personal data?

Probability of yes: 0.97

clef-flash · 199 input tokens

How to act on it: Redact or block before the message is stored or sent to other tools.

{
  "model": "clef-flash",
  "state": "Sure, my card is 4111 1111 1111 1111 and it expires 09/28.",
  "questions": {
    "answer": {
      "type": "noul",
      "instructions": "Does this message contain payment card numbers or other sensitive personal data?"
    }
  }
}