curl --request POST \
  --url https://api.iotools.cloud/v1/tool/boq-estimator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "items": "Concrete C25/30 | 12 | m³ | 145.50\nReinforcement steel 12mm | 850 | kg | 1.85\nFormwork | 60 | m² | 22.00\nSite labour | 40 | hr | 18.00",
  "currencySymbol": "$",
  "contingencyPercent": "5",
  "overheadProfitPercent": "15",
  "taxPercent": "0"
}
'

{
  "tool": "boq-estimator",
  "tool_version": "1.0.2",
  "outputs": {
    "status": "4 items — subtotal $5,358.50 + 5% contingency + 15% overhead & profit = estimated total $6,430.20.",
    "itemsTable": [
      {
        "description": "Concrete C25/30",
        "quantity": "12",
        "unit": "m³",
        "unit-rate": "$145.50",
        "amount": "$1,746.00"
      },
      {
        "description": "Reinforcement steel 12mm",
        "quantity": "850",
        "unit": "kg",
        "unit-rate": "$1.85",
        "amount": "$1,572.50"
      },
      {
        "description": "Formwork",
        "quantity": "60",
        "unit": "m²",
        "unit-rate": "$22.00",
        "amount": "$1,320.00"
      },
      {
        "description": "Site labour",
        "quantity": "40",
        "unit": "hr",
        "unit-rate": "$18.00",
        "amount": "$720.00"
      }
    ],
    "summaryTable": [
      {
        "line": "Subtotal",
        "amount": "$5,358.50"
      },
      {
        "line": "Contingency (5%)",
        "amount": "$267.93"
      },
      {
        "line": "Overhead & Profit (15%)",
        "amount": "$803.77"
      },
      {
        "line": "Total before tax",
        "amount": "$6,430.20"
      },
      {
        "line": "Tax (0%)",
        "amount": "$0.00"
      },
      {
        "line": "Estimated Total",
        "amount": "$6,430.20"
      }
    ]
  },
  "credits_used": 5,
  "credits_remaining": null
}