{"uid":"cap_Z8mQZ4ePeUjxvk26ifv8h","slug":"parkland-archives-1900-sears-catalog-item-price-lookup-4f45b183","name":"Parkland Archives – 1900 Sears Catalog Item Price Lookup","description":"Structured historical data from verified primary sources — 1900 Sears catalog prices, World Almanac statistics, and more. Queryable by AI agents via x402 micropayments on Base.","url":"https://history.parklandarchives.com/api/catalog-prices/item","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","required":["item_number"],"properties":{"item_number":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"found":true,"record":{"id":44,"category":"books","priceUsd":0.6,"createdAt":"2026-07-14T21:51:18.595Z","materials":"cloth","uncertain":false,"flagReason":null,"itemNumber":"3T400","sourcePage":130,"catalogYear":1900,"productName":"Practical Blacksmithing, Volume I","catalogSeason":null,"sourceIdentifier":"catalogueno11200sear"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_0CltYnOCB0hOaACgYenVD","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns structured historical price and product data for a specific item from the 1900 Sears catalog, queried by item number.","exampleAgentPrompt":"Can you look up item number 3T400 in the Parkland Archives 1900 Sears catalog and tell me what it was, what it cost, and what category it fell under?","exampleUseCases":[{"title":"Historical price research for economics paper","prompt":"I'm researching retail prices in 1900 for an economic history paper — can you pull up the Sears catalog record for item 3T400 and tell me the price, materials, and which page it was on?"},{"title":"Antique valuation context lookup","prompt":"I have an old Sears item numbered 3T400 and I'm trying to figure out what it originally sold for in 1900 — can you look it up in the Parkland Archives catalog records?"},{"title":"Trivia and historical fact verification","prompt":"What did item number 3T400 actually cost in the 1900 Sears catalog? I want to verify this historical price from a primary source."}],"resultDescription":"A JSON object indicating whether the item was found, with a record containing the item number, product name, category, price in USD, materials, source page number, catalog year, catalog season, source identifier (e.g. archive.org scan ID), a flag for price uncertainty, and timestamps. Returns found: false if the item number is not in the database.","failureModes":["Item number not found: returns found: false with no record data","Invalid or malformed item number: may return a 400 error or found: false","Payment failure via x402 micropayment: returns 402 Payment Required before data is served","Case sensitivity issues: item numbers are case-insensitive per schema but misformatted values may fail","Network timeout or server error: returns 5xx with no data"],"whenToPreferThis":"Use this endpoint when you need authoritative, structured historical price or product data from the 1900 Sears catalog and have a specific item number to query. It is ideal for economic history research, antique valuation context, educational fact-checking, or any application requiring machine-readable primary-source retail data from 1900. Prefer this over general web search when you need a verified, structured record rather than scraped or uncertain data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:36:22.595Z","isFirstParty":false}