{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://askcalculators.com/calculator/fuel-cost-calculator/schema.json",
  "title": "Fuel Cost Calculator inputs",
  "description": "Estimate fuel used and trip cost from distance, efficiency, and fuel price.",
  "type": "object",
  "properties": {
    "efficiencyType": {
      "title": "Efficiency format",
      "type": "string",
      "default": "mpg",
      "enum": [
        "mpg",
        "l100km"
      ],
      "x-optionLabels": {
        "mpg": "Miles per gallon (US)",
        "l100km": "Liters per 100 km"
      }
    },
    "distance": {
      "title": "Trip distance",
      "type": "number",
      "description": "Miles for MPG; kilometers for L/100 km",
      "default": 300,
      "minimum": 0,
      "x-step": 0.1
    },
    "efficiency": {
      "title": "Fuel efficiency",
      "type": "number",
      "description": "MPG or L/100 km",
      "default": 30,
      "minimum": 0.000001,
      "x-step": 0.1
    },
    "fuelPrice": {
      "title": "Fuel price per gallon or liter",
      "type": "number",
      "default": 3.5,
      "minimum": 0,
      "x-step": 0.01,
      "x-unit": "currency"
    }
  },
  "required": [
    "efficiencyType",
    "distance",
    "efficiency",
    "fuelPrice"
  ],
  "additionalProperties": false,
  "x-askcalculators": {
    "version": "1.0.0",
    "calculatorUrl": "https://askcalculators.com/calculator/fuel-cost-calculator/",
    "queryExample": "https://askcalculators.com/calculator/fuel-cost-calculator/?efficiencyType=mpg&distance=300&efficiency=30&fuelPrice=3.5",
    "migrationStatus": "new",
    "reviewStatus": "pending",
    "pageStatus": "live",
    "workStatus": "pending",
    "formula": {
      "expression": "MPG: fuel = distance ÷ MPG; metric: fuel = distance × L/100 km ÷ 100"
    },
    "quality": {
      "availability": "live",
      "technicalReviewRecord": "/reviews/fuel-cost-calculator.json",
      "qualifiedReview": "pending",
      "qualifiedReviewer": null,
      "qualifiedReviewDate": null,
      "formulaVersion": "1.0.0",
      "referenceCoverage": "references-pending",
      "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
      "historicalMetadataDate": "2026-08-18",
      "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
    },
    "outputs": {
      "totalCost": {
        "title": "Trip fuel cost",
        "type": "number",
        "x-format": "currency",
        "x-primary": true
      },
      "fuelNeeded": {
        "title": "Fuel needed",
        "type": "number",
        "x-format": "number"
      },
      "fuelUnit": {
        "title": "Fuel unit",
        "type": "string",
        "x-format": "text"
      },
      "costPer100Distance": {
        "title": "Cost per 100 distance units",
        "type": "number",
        "x-format": "currency"
      }
    }
  }
}