{"uid":"cap_NjQms5roxLwPveDNuJtfk","slug":"metric-tonne-to-stone-mass-converter-327e4070","name":"Metric Tonne to Stone Mass 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/mass/metric-tonne-to-stone?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 metric tonnes."}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"to":"stone","from":"metric-tonne","value":123.45,"converted":19440.04733337367,"dimension":"mass","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_7i-ff1qeR_laa35AbDd9h","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 mass value from metric tonnes to stones using IEEE-754 double precision arithmetic","exampleAgentPrompt":"How many stones is 123.45 metric tonnes?","exampleUseCases":[{"title":"Shipping cargo weight verification","prompt":"I have a freight shipment weighing 45.7 metric tonnes — can you convert that to stone so I can fill in the UK customs form?"},{"title":"Engineering load conversion","prompt":"Our structural load spec says 2.5 metric tonnes — what's that in stone so the British site engineers understand it?"},{"title":"Scientific dataset unit normalization","prompt":"Convert 0.875 metric tonnes to stone for me — I need to normalize this measurement into imperial units for our UK lab report."}],"resultDescription":"A JSON object containing the original value and unit ('metric-tonne'), the target unit ('stone'), the converted numeric result computed in IEEE-754 double precision, and a 'dimension' field confirming this is a mass conversion.","failureModes":["Missing or non-numeric 'value' query parameter returns an error","Negative value rejected (minimum is 0 per schema)","Values exceeding 1e+100 are out of range","Payment of 0.001 USDC not provided results in 402 Payment Required","Server-side Worker errors may return 500"],"whenToPreferThis":"Choose this endpoint when you need a fast, deterministic, pay-per-call conversion from metric tonnes to stones specifically, without spinning up a local computation library. Useful in agentic pipelines where unit conversion is a discrete billable step and IEEE-754 precision is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:42:12.550Z","isFirstParty":false,"canonicalSlug":"metric-tonne-to-stone-mass-converter-327e4070"}