bmi-calculator.net

{
  "type": "object",
  "properties": {
    "weight_kg": {
      "type": "number",
      "description": "Weight in kilograms. Provide either weight_kg or weight_lbs."
    },
    "weight_lbs": {
      "type": "number",
      "description": "Weight in pounds."
    },
    "height_cm": {
      "type": "number",
      "description": "Height in centimeters. Provide either height_cm or height_feet+height_inches."
    },
    "height_feet": {
      "type": "number",
      "description": "Height feet component."
    },
    "height_inches": {
      "type": "number",
      "description": "Height inches component."
    },
    "age": {
      "type": "number",
      "description": "Age in years."
    },
    "gender": {
      "type": "string",
      "enum": [
        "male",
        "female"
      ],
      "description": "Biological sex."
    },
    "activity_level": {
      "type": "string",
      "enum": [
        "sedentary",
        "light",
        "moderate",
        "very_active",
        "extra_active"
      ],
      "description": "Activity level. sedentary=office job, light=1-3 days/week, moderate=3-5 days/week, very_active=6-7 days/week, extra_active=athlete/physical job."
    }
  },
  "required": [
    "age",
    "gender",
    "activity_level"
  ]
}