{"uid":"cap_t-qlzaSIMGGzktklSPSgR","slug":"qty-size-interpreter-d4033d53","name":"Qty Size Interpreter","description":"Qty converts known units for free and interprets messy quantities, prices, recipes, sizes, and dates in code. It never invents a number.","url":"https://qty.vercel.app/v1/size?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","properties":{"path":{"type":"string"},"price":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"path":{"type":"string"},"price":{"type":"string"},"method":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"see":{"mcp":"/mcp","docs":"/docs","llms":"/llms.txt","x402":"/.well-known/x402.json","openapi":"/openapi.json","llmsFull":"/llms-full.txt","agentCard":"/.well-known/agent-card.json"},"quantities":[{"unit":"EU","value":43,"definitionId":"size.shoe.men.v1"}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_nZYZZEUbbx-d1Y79ioPZ5","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Interprets messy clothing/shoe size strings and converts them to standardized size quantities across sizing systems","exampleAgentPrompt":"Can you convert a men's US shoe size 10 to EU sizing — I need the exact EU number, no guessing.","exampleUseCases":[{"title":"Cross-border shoe size conversion","prompt":"I'm buying sneakers from a European store and my US men's shoe size is 10.5 — what EU size should I order?"},{"title":"Normalize scraped product size labels","prompt":"I scraped a product listing that says the shoe size is '43 EU' for men — can you convert that to US sizing so I know what it is?"},{"title":"Standardize sizes in a shopping assistant","prompt":"A customer told me they wear a men's size 9 in the US — what's the equivalent EU size I should filter by on this European retailer site?"}],"resultDescription":"Returns a JSON object containing a list of quantities, each with a numeric value, a unit (e.g. 'EU'), and a definitionId identifying the sizing standard used (e.g. 'size.shoe.men.v1'). Also includes links to documentation, MCP endpoint, and related discovery resources.","failureModes":["Missing required 'path' or 'price' query parameters returns an error","Unrecognized or ambiguous size strings that don't map to a known sizing system may return empty quantities","Malformed query parameters result in a 400-level error","Payment failure (x402) blocks the request if USDC payment is not properly included"],"whenToPreferThis":"Choose this endpoint when you need deterministic, rule-based size conversions (shoe or clothing) without risk of hallucinated numbers. Prefer it over an LLM's built-in reasoning when you need guaranteed accuracy and an auditable definition ID for the conversion standard used. Ideal for e-commerce agents normalizing product data across international retailers.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:37:41.290Z","isFirstParty":false,"canonicalSlug":"qty-size-interpreter-d4033d53"}