{
  "contract_version": "0.1.0",
  "description": "Checks applied to generated customer explanations in addition to Structured Outputs validation.",
  "required_disclaimer_meaning": "The output must state that this is a pre-diagnostic assessment and physical inspection may still be required.",
  "forbidden_claim_patterns": [
    "\\byour car is (healthy|safe|fine)\\b",
    "\\bthere are no faults\\b",
    "\\bdefinitely (failed|broken|the cause)\\b",
    "\\breplace (the )?(battery|thermostat|catalytic converter|coil|injector|sensor)\\b",
    "\\bclear (the )?(code|codes|warning light)\\b",
    "\\bguaranteed\\b"
  ],
  "required_behavior": [
    "Do not weaken deterministic safety or urgency fields.",
    "Do not mention a DTC that is absent from the supplied evidence.",
    "Do not name an exact failed component unless workshop-confirmed evidence explicitly provides it.",
    "Distinguish vehicle evidence from possible inspection areas.",
    "Use fixed safety copy verbatim when a safety override is present."
  ]
}