Fuel quantity to CO2 converter API

Convert a fuel quantity directly to CO2e via combustion stoichiometry factors: gasoline 2.31 kg/L, diesel 2.68 kg/L, natural gas 1.93 kg/m3, propane/LPG 1.51 kg/L, coal 2.42 kg/kg, jet fuel 2.52 kg/L. Returns the unit, factor used, total kg/tonnes CO2e and tree equivalents. Answers 'CO2 from 40 litres of gasoline','emissions of burning a tonne of coal','CO2 per cubic meter of natural gas','jet fuel to CO2'.

Price$0.01per request

MethodPOST

Route/v1/calc/carbon-fuel-to-co2

StatusLive

MIME typeapplication/json

Rate limit120/minute

CacheNo cache

carbonfuelcombustionemissionsco2gasolinedieselconversion

API URLhttps://x402.hexl.dev/v1/calc/carbon-fuel-to-co2

Integration docs

Example request

{
  "fuel": "gasoline",
  "quantity": 40
}

Example response

{
  "fuel": "gasoline",
  "quantity": 40,
  "unit": "litre",
  "emissionFactorKgCO2PerUnit": 2.31,
  "totalKgCO2e": 92.4,
  "totalTonnesCO2e": 0.092,
  "equivalentTrees": 4.4
}

Input schema

{
  "type": "object",
  "required": [
    "fuel",
    "quantity"
  ],
  "properties": {
    "fuel": {
      "type": "string",
      "enum": [
        "gasoline",
        "diesel",
        "naturalGas",
        "propane",
        "coal",
        "jetFuel",
        "lpg"
      ],
      "examples": [
        "gasoline"
      ]
    },
    "quantity": {
      "type": "number",
      "description": "in the fuel's native unit (litre/m3/kg)",
      "examples": [
        40
      ]
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}