Energy use in kWh and its cost from a flat rate or tiered blocks, plus an option...

{ "method": "GET", "queryParams": { "days": 30, "demandRatePerKw": 8, "fixedCharge": 10, "hoursPerDay": 5, "powerKw": 2, "tiers": "100:0.10;100:0.15;inf:0.20" }, "type": "http" }

{ "example": { "asOf": "2026-10-21T06:22:28.206Z", "averageKw": 2, "blocks": [ { "cost": 10, "kwh": 100, "ratePerKwh": 0.1 }, { "cost": 15, "kwh": 100, "ratePerKwh": 0.15 } ], "days": 30, "degraded": false, "demandCost": 16, "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.", "effectiveRatePerKwh": 0.2366667, "energyCost": 45, "fixedCharge": 10, "hoursPerDay": 5, "kwh": 300, "notChecked": [ "time-of-use rates, taxes, riders and fuel adjustments", "power factor penalties and ratchet demand clauses", "…1 more" ], "peakKw": 2, "reasons": [ "kWh = kW x hours per day x days, unless kwh is given.", "Each tier is a block of kWh priced at its rate; later blocks start where earlier ones end." ], "source": "computed locally (kWh = kW x h; cost = sum of block kWh x rate + demand kW x rate + fixed)", "summary": "300 kWh over 30 day(s) costs 71 (energy 45, demand 16, fixed 10).", "totalCost": 71, "unpricedKwh": 0, "verdict": "COMPUTED" }, "type": "json" }