{"uid":"cap_sKxdsXMOCDHrwk7JcP5Op","slug":"x402-market-feed-543b0374","name":"x402 Market Feed","description":"x402 Market Feed: ranked paid-resource demand signals from x402 discovery, including 30-day calls, unique payers, price, estimated gross revenue, tags, niche summaries, and a buildBrief with recommended experiments, pricing rules, and do-not-build warnings for agents deciding what crypto/API endpoint to build, buy, or price. The crypto preset is shaped for agents evaluating token-risk, crypto-news, onchain-prefilter, and x402 seller-tool demand.","url":"https://76.13.79.47.nip.io/token-signal-x402/v1/x402-market-feed?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":{"limit":{"type":"string","default":"25"},"query":{"type":"string","default":"crypto"},"min_payers":{"type":"string","default":"5"}}}}},"output":{"type":"object","properties":{"type":{"type":"string"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_6DXM7tChvUhfr7xhnxcIu","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns ranked demand signals for paid API resources on the x402 network, including call volumes, payer counts, pricing, estimated revenue, and AI-generated build briefs with recommended experiments and warnings.","exampleAgentPrompt":"Show me the top 25 most in-demand paid API resources on x402 related to crypto, filtering for at least 5 unique payers — I want to see the revenue estimates, pricing, and the build brief with experiment recommendations.","exampleUseCases":[{"title":"Identify profitable API niches to build","prompt":"I'm thinking about launching a paid API — can you pull the x402 market feed for 'AI' queries, limit to 10 results with at least 3 unique payers, and summarize the top niches with their revenue estimates and any do-not-build warnings?"},{"title":"Scout competitive landscape before buying an API","prompt":"Before I subscribe to any paid data API, show me the x402 market feed for 'finance' with at least 5 payers and up to 20 results — I want to know which ones have the most 30-day calls and what the typical prices look like."},{"title":"Weekly API market demand report","prompt":"Every Monday, pull the x402 market feed for 'web3' with a limit of 25 and minimum 5 payers, then give me a summary of which niches are trending up, which have the highest estimated gross revenue, and what experiments are recommended in the build briefs."}],"resultDescription":"A ranked list of paid x402 API resources matching the query, each with 30-day call counts, unique payer counts, price per call, estimated gross revenue, descriptive tags, a niche summary, and a buildBrief object containing recommended experiments, pricing rules, and explicit do-not-build warnings.","failureModes":["No results returned if query keyword matches no listed x402 resources","min_payers filter too high may return empty result set","Payment not processed (x402 payment failure) results in 402 response with no data","Stale data if x402 discovery index hasn't refreshed recently","Invalid query parameter type returns schema validation error"],"whenToPreferThis":"Use this endpoint when an agent or developer needs to understand real market demand on the x402 paid-API ecosystem — especially for deciding what API to build, price, or purchase. It is more actionable than raw API directories because it combines live usage signals (calls, payers, revenue) with AI-generated build guidance. Prefer it over generic API marketplaces when the goal is specifically x402-native paid resource discovery.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T07:25:21.062Z","isFirstParty":false,"canonicalSlug":"x402-market-feed-543b0374"}