{"uid":"cap_YjVcGCUQZJwtHeXiRLeoA","slug":"stableninja-amazon-best-sellers-by-category-1b74a65c","name":"StableNinja Amazon Best Sellers by Category","description":"Fetch Amazon best sellers by category.","url":"https://stableninja.dev/api/amazon/best-sellers","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["category"],"properties":{"page":{"type":"integer","maximum":9007199254740991,"minimum":1},"country":{"enum":["US","AU","BR","CA","CN","FR","DE","IN","IT","MX","NL","SG","ES","TR","AE","GB","JP","SA","PL","SE","BE","EG","ZA","IE"],"type":"string"},"category":{"type":"string","minLength":1}},"additionalProperties":false}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/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_kdtgr17HL66pGtjTGhqtY","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":"Fetches Amazon best seller product listings for a specified category and country marketplace.","exampleAgentPrompt":"What are the top selling products on Amazon in the Electronics category in the US right now? Show me page 1 of results.","exampleUseCases":null,"resultDescription":"A list of Amazon best seller products for the specified category and country, including product rankings, titles, prices, ratings, and other product metadata available from Amazon's best seller pages.","failureModes":["Missing required 'category' parameter returns a 400 or validation error","Invalid or unsupported country code returns an error","Category string that doesn't match an Amazon category may return empty results or an error","Page number out of range may return empty results","Payment not processed (x402) results in 402 Payment Required response","Rate limiting or upstream Amazon scraping issues may cause 5xx errors"],"whenToPreferThis":"Use this endpoint when you need ranked best-seller product data from Amazon for a specific category and country marketplace. Prefer this over keyword search when you want trending or top-selling items rather than keyword-matched results, or when doing market research on what's popular in a given product category.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:51:53.120Z","isFirstParty":false}