/api/energy/applianceAppliance electricity running-cost calculator — exact running cost at local electricity rates with an efficiency upgrade comparison. For homeowner and energy agents.
Home appliance energy cost calculator
Annual electricity cost for any major home appliance, cost vs national average, Energy Star upgrade ROI (payback period, 10-year savings), and most cost-effective upgrade sequence for a typical household. Covers HVAC, water heater, refrigerator, washer/dryer, dishwasher, and lighting.
**Price:** $0.05 USDC per call
Calls go directly to PulseNetwork. Paid routes use the live x402 challenge; Apiosk never rewrites payTo or settles the payment.
No account or API key. Pay PulseNetwork directly using the live x402 challenge. The challenge is authoritative for price, network, asset and payTo.
{
"properties": {
"age_years": {
"description": "Appliance age in years (affects upgrade ROI calculation)",
"required": false,
"type": "integer",
"x-parameter-location": "query"
},
"appliance": {
"description": "Appliance type (hvac, water-heater, refrigerator, washer, dryer, dishwasher, lighting)",
"required": true,
"type": "string",
"x-parameter-location": "query"
},
"state": {
"description": "2-letter US state code for local electricity rates",
"required": false,
"type": "string",
"x-parameter-location": "query"
},
"usage_hours": {
"description": "Daily usage hours (default varies by appliance)",
"required": false,
"type": "integer",
"x-parameter-location": "query"
}
},
"required": [
"appliance"
],
"type": "object"
}