{"uid":"cap_44ZzZctaTC0c4-Zb6nUJp","slug":"signaldesk-ai-foot-to-millimeter-converter-646695dd","name":"SignalDesk AI – Foot to Millimeter 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/length/foot-to-millimeter?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 feet."}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"to":"millimeter","from":"foot","value":123.45,"converted":37627.56,"dimension":"length","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_6Ppb6Ol-XpVZFenMsTXMo","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 length value from international feet to millimeters using IEEE-754 double precision arithmetic.","exampleAgentPrompt":"Convert 6.5 feet to millimeters for me.","exampleUseCases":[{"title":"Engineering blueprint dimension conversion","prompt":"I need to convert 12.75 feet to millimeters for a structural drawing — can you do that?"},{"title":"Sports measurement metric conversion","prompt":"The long jump record is 29.4 feet — what is that in millimeters?"},{"title":"Manufacturing part specification conversion","prompt":"Our part spec says 0.083 feet — convert that to millimeters so I can enter it in the metric CAD system."}],"resultDescription":"Returns a JSON object with the original value in feet, the converted value in millimeters, the source and target unit labels, the dimension ('length'), and a precision note ('IEEE-754 double'). Example: {from: 'foot', to: 'millimeter', value: 123.45, converted: 37627.56, dimension: 'length', precision: 'IEEE-754 double'}.","failureModes":["Missing 'value' query parameter returns a validation error","Negative input values are rejected (minimum: 0)","Extremely large values may lose floating-point precision beyond IEEE-754 double range","Non-numeric input for value causes schema validation failure","Payment failure (x402) results in 402 response before conversion is attempted"],"whenToPreferThis":"Choose this endpoint when you need a reliable, deterministic foot-to-millimeter conversion with IEEE-754 double precision and a structured JSON response. It is well-suited for programmatic pipelines, engineering tools, or agent workflows that need guaranteed numeric precision and a bounded execution environment. Prefer alternatives if you need batch conversion, bidirectional unit lookup, or support for other unit pairs.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:57.532Z","isFirstParty":false,"canonicalSlug":"signaldesk-ai-foot-to-millimeter-converter-646695dd"}