{"uid":"cap_3qf-qkt4unXX2ReIKzjER","slug":"signaldesk-ai-btu-to-calorie-converter-d6f8a9c6","name":"SignalDesk AI BTU 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/btu-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 international-table BTU."}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"to":"calorie","from":"btu","value":123.45,"converted":31129.69526910588,"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_jxvpnYMpAhzPfYZWZjjXz","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 value in British Thermal Units (BTU, international-table) to calories using IEEE-754 double precision arithmetic","exampleAgentPrompt":"Convert 250 BTU to calories for me.","exampleUseCases":[{"title":"HVAC energy audit calculation","prompt":"I need to convert 15000 BTU into calories so I can compare it against a thermal energy figure I have in calories — can you do that conversion?"},{"title":"Food science energy equivalence","prompt":"What is 1200 BTU expressed in calories? I'm trying to cross-reference some food energy data that's in BTU units."},{"title":"Physics homework unit conversion","prompt":"Can you convert 75.5 BTU to calories for my physics problem? I need the precise numerical result."}],"resultDescription":"Returns a JSON object containing the source unit ('btu'), target unit ('calorie'), the original input value, the converted calorie value computed with IEEE-754 double precision, and a dimension label ('energy').","failureModes":["Negative input value rejected — schema enforces minimum of 0","Missing 'value' query parameter returns a validation error","Values exceeding 1e+100 are rejected by schema maximum constraint","Non-numeric value parameter causes schema validation failure","Payment failure (402) if x402 micropayment is not resolved prior to the request"],"whenToPreferThis":"Use this endpoint when you need a reliable, programmatically accessible BTU-to-calorie conversion with IEEE-754 double precision and a structured JSON response, especially in agent workflows where unit conversion is a sub-step and you want a pay-per-call model with no subscription overhead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:09.765Z","isFirstParty":false,"canonicalSlug":"signaldesk-ai-btu-to-calorie-converter-d6f8a9c6"}