{"uid":"cap_ecaQTSK82iAb6or2pK2iF","slug":"x402-data-api-market-categories-7908dd16","name":"x402 Data API – Market Categories","description":"x402 APIs grouped into categories (crypto and on-chain, LLM and AI, web and search, media, finance, social, geo and weather, developer tools, other) with listings, origins, well-paid listings, calls and median price.","url":"https://tb2s28fm0h8dkq2t.68r.lambda-web.us-east-1.on.aws/v1/market/categories?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"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"results":{}}}}}}},"responseSchema":null,"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_ZPpcWjVz6jqvuQ6sKbjj-","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":"Returns x402 API marketplace categories (crypto, AI, web/search, media, finance, social, geo/weather, dev tools, etc.) with listing counts, origin counts, well-paid listings, total calls, and median price per category.","exampleAgentPrompt":"Can you pull up the x402 market category breakdown for me — I want to see which API categories exist, how many listings and origins each has, and what the median price and total calls look like for each one?","exampleUseCases":[{"title":"Explore x402 marketplace landscape","prompt":"Give me a full breakdown of all the categories available in the x402 API marketplace — how many APIs are listed in each, how many sellers, and what the median price is per category."},{"title":"Identify highest-value x402 categories","prompt":"Which categories in the x402 market have the most well-paid listings and the highest call volumes? I want to figure out where the most active monetization is happening."},{"title":"Compare AI vs crypto API segments","prompt":"I'm researching the x402 ecosystem — can you show me the category stats so I can compare how the LLM/AI category stacks up against the crypto and on-chain category in terms of listings, calls, and pricing?"}],"resultDescription":"A list of x402 API categories (e.g. crypto and on-chain, LLM and AI, web and search, media, finance, social, geo and weather, developer tools, other), each with: number of listings, number of distinct origins/sellers, count of well-paid listings, total call volume, and median price in USDC.","failureModes":["Service unavailable if the Lambda backend is cold or overloaded (5xx)","Empty or stale results if the underlying marketplace data has not been refreshed recently","Payment required error (402) if the $0.002 USDC per call fee is not provided","Malformed response if the x402 data pipeline encounters an indexing error"],"whenToPreferThis":"Use this endpoint when you need a high-level market overview of the x402 API ecosystem organized by category — ideal for market research, pricing benchmarks, or discovering which API verticals exist. Prefer this over the trending or top-payers endpoints when you want aggregate category-level stats rather than individual API rankings.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-25T12:31:17.252Z","isFirstParty":false,"canonicalSlug":"x402-data-api-market-categories-7908dd16"}