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HISTORICAL RECORD · 2026-10-08 · invoice-15

Taxi ride $30; invoice date is missing.

Taxi ride $30; invoice date is missing.

Synthetic case. References were set by ClefBench and have not received an independent second review. These are recorded results, not a new model call.

urgent

Does this invoice need review because any required field is missing, supplier or banking details are unverified, or fraud is confirmed?

Reference: true

ModelRun 1Run 2Run 3Changed answer?
CleftruetruetrueNo
Clef-flashtruetruetrueNo
Jev 1.13truetruetrueNo

Yes/no uses a 50% threshold. Score values are weighted scale indices; error flags and stability use the nearest level. Use the rule and full distribution to judge whether a difference matters for your task.

category

Classify the purchased item.

Reference: travel

  • hardware: Physical computers, printers, monitors or servers
  • software: Software licenses, applications or cloud storage subscriptions
  • services: Professional or contractor work
  • travel: Transport, accommodation or taxi expenses
ModelRun 1Run 2Run 3Changed answer?
CleftraveltraveltravelNo
Clef-flashtraveltraveltravelNo
Jev 1.13traveltraveltravelNo

Yes/no uses a 50% threshold. Score values are weighted scale indices; error flags and stability use the nearest level. Use the rule and full distribution to judge whether a difference matters for your task.

severity

Rate invoice risk from the stated evidence.

Reference: 1

  • 0: Complete invoice with no reported issue
  • 1: A required invoice field is missing
  • 2: Supplier identity or banking details are unverified
  • 3: Fraud, forgery or fabrication is confirmed
ModelRun 1Run 2Run 3Changed answer?
Clef1.0111.0111.011No
Clef-flash1.04571.04571.0457No
Jev 1.13111No

Yes/no uses a 50% threshold. Score values are weighted scale indices; error flags and stability use the nearest level. Use the rule and full distribution to judge whether a difference matters for your task.

Time and provider cost for this case

  • Clef · run 1: 475 ms · $0.00009936
  • Clef-flash · run 1: 459 ms · $0.00003726
  • Jev 1.13 · run 1: 374 ms · $0.00001966
  • Clef-flash · run 2: 452 ms · $0.00003726
  • Jev 1.13 · run 2: 324 ms · $0.00001966
  • Clef · run 2: 542 ms · $0.00009936
  • Jev 1.13 · run 3: 401 ms · $0.00001966
  • Clef · run 3: 685 ms · $0.00009936
  • Clef-flash · run 3: 456 ms · $0.00003726
Full task, reference answers and raw recorded responses
{
  "sample": {
    "state": "Taxi ride $30; invoice date is missing.",
    "questions": {
      "urgent": {
        "type": "noul",
        "instructions": "Does this invoice need review because any required field is missing, supplier or banking details are unverified, or fraud is confirmed?"
      },
      "category": {
        "type": "choice",
        "instructions": "Classify the purchased item.",
        "criteria": {
          "hardware": "Physical computers, printers, monitors or servers",
          "software": "Software licenses, applications or cloud storage subscriptions",
          "services": "Professional or contractor work",
          "travel": "Transport, accommodation or taxi expenses"
        }
      },
      "severity": {
        "type": "score",
        "instructions": "Rate invoice risk from the stated evidence.",
        "criteria": [
          "Complete invoice with no reported issue",
          "A required invoice field is missing",
          "Supplier identity or banking details are unverified",
          "Fraud, forgery or fabrication is confirmed"
        ]
      }
    }
  },
  "reference": {
    "urgent": true,
    "category": "travel",
    "severity": 1
  },
  "runs": [
    {
      "caseId": "invoice-15",
      "repeat": 1,
      "outcome": {
        "model": "clef",
        "measuredAt": "2026-10-08T09:26:45.685Z",
        "durationMs": 475,
        "status": "success",
        "result": {
          "id": "gen-dec-1791451605-I0DDBro1tVHxdW9yGjSH",
          "model": "cloudflare/clef",
          "provider": "Cloudflare",
          "answers": {
            "urgent": {
              "type": "noul",
              "noul": 0.9896
            },
            "category": {
              "type": "choice",
              "choice": "travel",
              "probabilities": {
                "hardware": 0.0044,
                "software": 0.0038,
                "services": 0.0443,
                "travel": 0.9475
              },
              "confidence": 0.8663
            },
            "severity": {
              "type": "score",
              "score": 1.011,
              "probabilities": {
                "0": 0.0067,
                "1": 0.981,
                "2": 0.0071,
                "3": 0.0052
              },
              "confidence": 0.9499,
              "legend": {
                "0": "Complete invoice with no reported issue",
                "1": "A required invoice field is missing",
                "2": "Supplier identity or banking details are unverified",
                "3": "Fraud, forgery or fabrication is confirmed"
              }
            }
          },
          "usage": {
            "input_tokens": 414,
            "output_tokens": 0,
            "cost": 0.00009936
          }
        }
      }
    },
    {
      "caseId": "invoice-15",
      "repeat": 1,
      "outcome": {
        "model": "clef-flash",
        "measuredAt": "2026-10-08T09:26:46.168Z",
        "durationMs": 459,
        "status": "success",
        "result": {
          "id": "gen-dec-1791451606-mCr7tu0pjlS1DwO8HZX7",
          "model": "cloudflare/clef-flash",
          "provider": "Cloudflare",
          "answers": {
            "urgent": {
              "type": "noul",
              "noul": 0.9636
            },
            "category": {
              "type": "choice",
              "choice": "travel",
              "probabilities": {
                "hardware": 0.0084,
                "software": 0.009,
                "services": 0.0197,
                "travel": 0.9629
              },
              "confidence": 0.9036
            },
            "severity": {
              "type": "score",
              "score": 1.0457,
              "probabilities": {
                "0": 0.0226,
                "1": 0.9322,
                "2": 0.0222,
                "3": 0.023
              },
              "confidence": 0.8274,
              "legend": {
                "0": "Complete invoice with no reported issue",
                "1": "A required invoice field is missing",
                "2": "Supplier identity or banking details are unverified",
                "3": "Fraud, forgery or fabrication is confirmed"
              }
            }
          },
          "usage": {
            "input_tokens": 414,
            "output_tokens": 0,
            "cost": 0.00003726
          }
        }
      }
    },
    {
      "caseId": "invoice-15",
      "repeat": 1,
      "outcome": {
        "model": "jev",
        "measuredAt": "2026-10-08T09:26:46.634Z",
        "durationMs": 374,
        "status": "success",
        "result": {
          "id": "gen-dec-1791451606-fOBHj4OzTRICeH8xrqBt",
          "model": "typesafe/jev-1.13-20260917",
          "provider": "TypeSafe",
          "answers": {
            "urgent": {
              "type": "noul",
              "noul": 0.87
            },
            "category": {
              "type": "choice",
              "choice": "travel",
              "probabilities": {
                "hardware": 0,
                "software": 0,
                "services": 0,
                "travel": 1
              },
              "confidence": 1
            },
            "severity": {
              "type": "score",
              "score": 1,
              "probabilities": {
                "0": 0,
                "1": 1,
                "2": 0,
                "3": 0
              },
              "confidence": 1,
              "legend": {
                "0": "Complete invoice with no reported issue",
                "1": "A required invoice field is missing",
                "2": "Supplier identity or banking details are unverified",
                "3": "Fraud, forgery or fabrication is confirmed"
              }
            }
          },
          "usage": {
            "input_tokens": 468,
            "output_tokens": 75,
            "cost": 0.000019656
          }
        }
      }
    },
    {
      "caseId": "invoice-15",
      "repeat": 2,
      "outcome": {
        "model": "clef-flash",
        "measuredAt": "2026-10-08T09:28:16.074Z",
        "durationMs": 452,
        "status": "success",
        "result": {
          "id": "gen-dec-1791451696-gBldDu2V0YHkzrTGlWMI",
          "model": "cloudflare/clef-flash",
          "provider": "Cloudflare",
          "answers": {
            "urgent": {
              "type": "noul",
              "noul": 0.9636
            },
            "category": {
              "type": "choice",
              "choice": "travel",
              "probabilities": {
                "hardware": 0.0084,
                "software": 0.009,
                "services": 0.0197,
                "travel": 0.9629
              },
              "confidence": 0.9036
            },
            "severity": {
              "type": "score",
              "score": 1.0457,
              "probabilities": {
                "0": 0.0226,
                "1": 0.9322,
                "2": 0.0222,
                "3": 0.023
              },
              "confidence": 0.8274,
              "legend": {
                "0": "Complete invoice with no reported issue",
                "1": "A required invoice field is missing",
                "2": "Supplier identity or banking details are unverified",
                "3": "Fraud, forgery or fabrication is confirmed"
              }
            }
          },
          "usage": {
            "input_tokens": 414,
            "output_tokens": 0,
            "cost": 0.00003726
          }
        }
      }
    },
    {
      "caseId": "invoice-15",
      "repeat": 2,
      "outcome": {
        "model": "jev",
        "measuredAt": "2026-10-08T09:28:16.539Z",
        "durationMs": 324,
        "status": "success",
        "result": {
          "id": "gen-dec-1791451696-66DKLHEDS9faky8wgnOX",
          "model": "typesafe/jev-1.13-20260917",
          "provider": "TypeSafe",
          "answers": {
            "urgent": {
              "type": "noul",
              "noul": 0.86
            },
            "category": {
              "type": "choice",
              "choice": "travel",
              "probabilities": {
                "hardware": 0,
                "travel": 1,
                "services": 0,
                "software": 0
              },
              "confidence": 1
            },
            "severity": {
              "type": "score",
              "score": 1,
              "probabilities": {
                "0": 0,
                "1": 1,
                "2": 0,
                "3": 0
              },
              "confidence": 1,
              "legend": {
                "0": "Complete invoice with no reported issue",
                "1": "A required invoice field is missing",
                "2": "Supplier identity or banking details are unverified",
                "3": "Fraud, forgery or fabrication is confirmed"
              }
            }
          },
          "usage": {
            "input_tokens": 468,
            "output_tokens": 75,
            "cost": 0.000019656
          }
        }
      }
    },
    {
      "caseId": "invoice-15",
      "repeat": 2,
      "outcome": {
        "model": "clef",
        "measuredAt": "2026-10-08T09:28:16.875Z",
        "durationMs": 542,
        "status": "success",
        "result": {
          "id": "gen-dec-1791451696-bLb03QaLOaqtUurNe3YN",
          "model": "cloudflare/clef",
          "provider": "Cloudflare",
          "answers": {
            "urgent": {
              "type": "noul",
              "noul": 0.9896
            },
            "category": {
              "type": "choice",
              "choice": "travel",
              "probabilities": {
                "hardware": 0.0044,
                "software": 0.0038,
                "services": 0.0443,
                "travel": 0.9475
              },
              "confidence": 0.8663
            },
            "severity": {
              "type": "score",
              "score": 1.011,
              "probabilities": {
                "0": 0.0067,
                "1": 0.981,
                "2": 0.0071,
                "3": 0.0052
              },
              "confidence": 0.9499,
              "legend": {
                "0": "Complete invoice with no reported issue",
                "1": "A required invoice field is missing",
                "2": "Supplier identity or banking details are unverified",
                "3": "Fraud, forgery or fabrication is confirmed"
              }
            }
          },
          "usage": {
            "input_tokens": 414,
            "output_tokens": 0,
            "cost": 0.00009936
          }
        }
      }
    },
    {
      "caseId": "invoice-15",
      "repeat": 3,
      "outcome": {
        "model": "jev",
        "measuredAt": "2026-10-08T09:29:47.047Z",
        "durationMs": 401,
        "status": "success",
        "result": {
          "id": "gen-dec-1791451787-pcvvupvvjqonB4mdBWwI",
          "model": "typesafe/jev-1.13-20260917",
          "provider": "TypeSafe",
          "answers": {
            "urgent": {
              "type": "noul",
              "noul": 0.88
            },
            "category": {
              "type": "choice",
              "choice": "travel",
              "probabilities": {
                "services": 0,
                "software": 0,
                "hardware": 0,
                "travel": 1
              },
              "confidence": 1
            },
            "severity": {
              "type": "score",
              "score": 1,
              "probabilities": {
                "0": 0,
                "1": 1,
                "2": 0,
                "3": 0
              },
              "confidence": 1,
              "legend": {
                "0": "Complete invoice with no reported issue",
                "1": "A required invoice field is missing",
                "2": "Supplier identity or banking details are unverified",
                "3": "Fraud, forgery or fabrication is confirmed"
              }
            }
          },
          "usage": {
            "input_tokens": 468,
            "output_tokens": 75,
            "cost": 0.000019656
          }
        }
      }
    },
    {
      "caseId": "invoice-15",
      "repeat": 3,
      "outcome": {
        "model": "clef",
        "measuredAt": "2026-10-08T09:29:47.465Z",
        "durationMs": 685,
        "status": "success",
        "result": {
          "id": "gen-dec-1791451787-ORvQUYgZbyRbYXYhc1a0",
          "model": "cloudflare/clef",
          "provider": "Cloudflare",
          "answers": {
            "urgent": {
              "type": "noul",
              "noul": 0.9896
            },
            "category": {
              "type": "choice",
              "choice": "travel",
              "probabilities": {
                "hardware": 0.0044,
                "software": 0.0038,
                "services": 0.0443,
                "travel": 0.9475
              },
              "confidence": 0.8663
            },
            "severity": {
              "type": "score",
              "score": 1.011,
              "probabilities": {
                "0": 0.0067,
                "1": 0.981,
                "2": 0.0071,
                "3": 0.0052
              },
              "confidence": 0.9499,
              "legend": {
                "0": "Complete invoice with no reported issue",
                "1": "A required invoice field is missing",
                "2": "Supplier identity or banking details are unverified",
                "3": "Fraud, forgery or fabrication is confirmed"
              }
            }
          },
          "usage": {
            "input_tokens": 414,
            "output_tokens": 0,
            "cost": 0.00009936
          }
        }
      }
    },
    {
      "caseId": "invoice-15",
      "repeat": 3,
      "outcome": {
        "model": "clef-flash",
        "measuredAt": "2026-10-08T09:29:48.166Z",
        "durationMs": 456,
        "status": "success",
        "result": {
          "id": "gen-dec-1791451788-5WBxRwJAXB5nkvqi6H59",
          "model": "cloudflare/clef-flash",
          "provider": "Cloudflare",
          "answers": {
            "urgent": {
              "type": "noul",
              "noul": 0.9636
            },
            "category": {
              "type": "choice",
              "choice": "travel",
              "probabilities": {
                "hardware": 0.0084,
                "software": 0.009,
                "services": 0.0197,
                "travel": 0.9629
              },
              "confidence": 0.9036
            },
            "severity": {
              "type": "score",
              "score": 1.0457,
              "probabilities": {
                "0": 0.0226,
                "1": 0.9322,
                "2": 0.0222,
                "3": 0.023
              },
              "confidence": 0.8274,
              "legend": {
                "0": "Complete invoice with no reported issue",
                "1": "A required invoice field is missing",
                "2": "Supplier identity or banking details are unverified",
                "3": "Fraud, forgery or fabrication is confirmed"
              }
            }
          },
          "usage": {
            "input_tokens": 414,
            "output_tokens": 0,
            "cost": 0.00003726
          }
        }
      }
    }
  ]
}
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