{"ok":true,"tool":"Fuel Cost Calculator","operation":"calculate-fuel-cost","description":"Estimate fuel cost from distance, fuel efficiency, and fuel price.","method":"POST","endpoint":"/api/fuel-cost-calculator","webUrl":"https://ultraquick.tools/tools/fuel-cost-calculator","parameters":{"type":"object","properties":{"distance":{"type":"number","description":"Trip distance"},"distanceUnit":{"type":"string","enum":["miles","km"],"description":"Distance unit"},"efficiency":{"type":"number","description":"Fuel efficiency (MPG or L/100km)"},"efficiencyUnit":{"type":"string","enum":["mpg","L/100km"],"description":"Efficiency unit"},"fuelPrice":{"type":"number","description":"Fuel price per gallon or per liter"},"priceUnit":{"type":"string","enum":["gallon","liter"],"description":"Price unit"}},"required":["distance","efficiency","fuelPrice"]},"response":{"type":"object","properties":{"cost":{"type":"number"},"fuelUsedGallons":{"type":"number"},"fuelUsedLiters":{"type":"number"}}},"example":{"request":{"distance":100,"distanceUnit":"miles","efficiency":25,"efficiencyUnit":"mpg","fuelPrice":3.5,"priceUnit":"gallon"},"response_shape":{"type":"object","properties":{"cost":{"type":"number"},"fuelUsedGallons":{"type":"number"},"fuelUsedLiters":{"type":"number"}}}},"howToCall":"POST a JSON body to https://ultraquick.tools/api/fuel-cost-calculator. Returns {\"ok\":true,\"result\":{...}} on success or {\"ok\":false,\"error\":\"...\"} on failure. No auth, CORS-enabled.","parametersSummary":"  distance (number, required) — Trip distance\n  distanceUnit (string, optional, one of: miles|km) — Distance unit\n  efficiency (number, required) — Fuel efficiency (MPG or L/100km)\n  efficiencyUnit (string, optional, one of: mpg|L/100km) — Efficiency unit\n  fuelPrice (number, required) — Fuel price per gallon or per liter\n  priceUnit (string, optional, one of: gallon|liter) — Price unit","curlExample":"curl -X POST https://ultraquick.tools/api/fuel-cost-calculator -H \"Content-Type: application/json\" -d '{\"distance\":100,\"distanceUnit\":\"miles\",\"efficiency\":25,\"efficiencyUnit\":\"mpg\",\"fuelPrice\":3.5,\"priceUnit\":\"gallon\"}'"}