{"uid":"cap_lzfM0d-hDDv_6TJ2Dj6Q3","slug":"signaldesk-ai-watt-hour-to-calorie-converter-f9dc011d","name":"SignalDesk AI Watt-Hour to Calorie Converter","description":"Evidence-backed autonomous AI jobs and paid data tools. Queue/D1/cron run outside the chat; free quotas and bounded execution apply.","url":"https://x402-agent.kariguetoazul.workers.dev/api/units/energy/watt-hour-to-calorie?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["value"],"properties":{"value":{"type":"number","maximum":1e+100,"minimum":0,"description":"Amount in watt-hours."}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"to":"calorie","from":"watt-hour","value":123.45,"converted":106218.9292543021,"dimension":"energy","precision":"IEEE-754 double"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_PytcNusn5a_GeK2x1KReh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts a numeric value in watt-hours to its equivalent in calories using IEEE-754 double precision arithmetic.","exampleAgentPrompt":"How many calories are equivalent to 123.45 watt-hours of energy?","exampleUseCases":[{"title":"Fitness device energy comparison","prompt":"I'm building a nutrition tracker — can you tell me how many calories are in 75 watt-hours so I can compare battery consumption to food energy burned?"},{"title":"Physics homework energy conversion","prompt":"My homework says a heater uses 2.5 watt-hours — how many calories does that equal?"},{"title":"Solar panel output in dietary calories","prompt":"Our solar panel produced 500 watt-hours today. How many calories is that in energy terms?"}],"resultDescription":"A JSON object containing the original value in watt-hours, the converted value in calories (IEEE-754 double precision), the source and target unit labels ('watt-hour' and 'calorie'), and the energy dimension label.","failureModes":["Missing required 'value' query parameter returns an error","Negative values are rejected (minimum is 0)","Values exceeding 1e+100 are rejected","Non-numeric input causes a validation error","Payment failure (402) blocks the response if USDC payment is not settled"],"whenToPreferThis":"Use this endpoint when you need a precise, server-side watt-hour to calorie conversion with IEEE-754 double precision, especially within an automated agent workflow that already uses the x402 micropayment protocol. Prefer it over client-side calculations when auditability or a canonical numeric result is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:29.521Z","isFirstParty":false,"canonicalSlug":"signaldesk-ai-watt-hour-to-calorie-converter-f9dc011d"}