{"uid":"cap_rpK0-LxLLRKqlh9BJjBQt","slug":"market2000-xyz-x402-supply-census-competitor-discovery-index-ba85e085","name":"market2000.xyz x402 Supply Census – Competitor Discovery Index","description":"x402 supply census — who is live, in what category, at what price.\n\nThe full public discovery index (~14.8k resources) normalised into per-category price percentiles and per-origin catalogues, so you can price against the median instead of the loudest listing. Crossed with the half that is not public: which agent client stacks actually crawl a live origin, and therefore which ones will find your endpoint once you ship it.\n\nHOW TO CALL:\n  GET /api/demand/competitors?category=market-data&limit=40\n\nPARAMETERS:\n  category — optional filter (market-data, crypto-onchain, trading-signal, ai-inference, media-gen, web-search, enrichment, social, messaging, storage, other)\n  limit    — origins returned, 1-100 (default 40)\n\nRESPONSE: catalog.by_category[] price min/p25/median/p75/max, catalog.top_origins[], and ecosystems_crawling[] observed over 7 days.\n\nPRICING: $0.05 per call.","url":"https://market2000.xyz/api/demand/competitors","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","queryParams"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_UctIno3Q3bVbTsFybi8sK","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"5","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a normalized catalog of live x402 API endpoints by category, with per-category price percentiles and data on which AI agent crawlers are actively indexing each origin.","exampleAgentPrompt":"Show me the price distribution for live x402 trading-signal endpoints — I want to see the median, p25, and p75, plus which AI agent crawlers have been hitting those origins in the last 7 days. Give me the top 40 results.","exampleUseCases":[{"title":"Pricing a new x402 API competitively","prompt":"I'm about to launch a new x402 market-data endpoint and want to know where the median price sits — can you pull the price percentiles for the market-data category so I don't underprice or overprice compared to the 40 top origins?"},{"title":"Checking crawler reach before launch","prompt":"Before I ship my new x402 enrichment API, can you tell me which AI agent client stacks are actively crawling enrichment origins right now, so I know which ecosystems will actually discover it?"},{"title":"Competitive landscape scan for ai-inference APIs","prompt":"Give me a competitive overview of the ai-inference category in the x402 ecosystem — top origins, price range from min to max, and which crawlers have been active there over the past week. Show me up to 50 results."}],"resultDescription":"Returns a JSON object containing: catalog.by_category[] with price statistics (min, p25, median, p75, max) for the requested category; catalog.top_origins[] listing the leading endpoints; and ecosystems_crawling[] identifying which AI agent client stacks have been observed crawling those origins over the past 7 days.","failureModes":["Invalid category value returns empty or error response","limit out of range (below 1 or above 100) may return default or error","Payment not included or insufficient results in 402 Payment Required","No data available for a niche category returns empty catalog arrays","Stale data if the index has not refreshed recently"],"whenToPreferThis":"Choose this endpoint when you need to benchmark your x402 API pricing against real market data, understand which AI agent crawlers are active in a category, or build a competitive map of live endpoints in the x402 ecosystem. It is especially valuable pre-launch for pricing strategy and post-launch for distribution auditing. Prefer it over generic API directories when you specifically need x402-native supply data with price percentiles and crawler coverage.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:03:23.794Z","isFirstParty":false}