{"uid":"cap_A3g1U-KG6cEqFOzdwFnt_","slug":"api-x402node-dev-76206bc2","name":"Unit Converter API (x402node)","description":"Unit converter, measurement conversion, metric imperial, length weight temperature speed area volume, kilometer to mile, kg to pound, celsius to fahrenheit, inch to cm, mph to kmh, bytes to gigabytes. Convert between common units of measurement: length, weight, temperature, area, volume, speed, data size, time. Accepts payment on Base or Solana — either network works.","url":"https://api.x402node.dev/math/unit-convert","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"],"type":"string"},"queryParams":{"type":"object","properties":{"to":{"type":"string","description":"Target format (optional)"},"from":{"type":"string","description":"Source format (optional)"},"value":{"type":"string","description":"Input value (optional)"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0022","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.0022/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0022","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0022","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_3UtLL7xZYzQi8UWn3jJ1F","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0022","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts values between common units of measurement including length, weight, temperature, area, volume, speed, data size, and time","exampleAgentPrompt":"Convert 5 kilometers to miles for me.","exampleUseCases":null,"resultDescription":"Returns the converted numeric value in the target unit, given an input value and source/target unit pair across categories like length, weight, temperature, area, volume, speed, data size, and time.","failureModes":["Unsupported unit type returns an error (e.g. converting between incompatible categories like length to weight)","Invalid numeric input returns a validation error","Unrecognized unit abbreviation or name returns an error","Missing required fields (value, fromUnit, toUnit) returns a 400 bad request"],"whenToPreferThis":"Use this endpoint when an AI agent needs to perform unit conversions programmatically across a wide range of measurement domains (length, weight, temperature, speed, volume, area, data size, time) without relying on in-context math; ideal for pipelines where accurate, typed conversion results are required rather than approximate in-model estimation.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:42:49.985Z","isFirstParty":false}