curl --request POST \
  --url https://api.iotools.cloud/v1/tool/pizza-value-calculator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "unit": "in",
  "diameterA": "12",
  "priceA": "9.99",
  "slicesA": "8",
  "diameterB": "16",
  "priceB": "14.99",
  "slicesB": "8"
}
'

{
  "tool": "pizza-value-calculator",
  "tool_version": "1.0.1",
  "outputs": {
    "summary": [
      {
        "metric": "Pizza A Area",
        "value": "113.10 in²"
      },
      {
        "metric": "Pizza B Area",
        "value": "201.06 in²"
      },
      {
        "metric": "Price per in² — Pizza A",
        "value": "$0.09"
      },
      {
        "metric": "Price per in² — Pizza B",
        "value": "$0.07"
      },
      {
        "metric": "Price per Slice — Pizza A",
        "value": "$1.25"
      },
      {
        "metric": "Price per Slice — Pizza B",
        "value": "$1.87"
      },
      {
        "metric": "Area per Slice — Pizza A",
        "value": "14.14 in²"
      },
      {
        "metric": "Area per Slice — Pizza B",
        "value": "25.13 in²"
      },
      {
        "metric": "Better Value",
        "value": "Pizza B"
      },
      {
        "metric": "Savings (per unit area)",
        "value": "15.6%"
      },
      {
        "metric": "Break-even Price for Pizza A",
        "value": "$8.43"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}