{"uid":"cap_GLyfSrh5XNdZ1w_YQAw8p","slug":"etf-macro-intelligence-cefi-crypto-etf-flows-8ec3208e","name":"ETF & Macro Intelligence – CeFi Crypto ETF Flows","description":"Crypto ETF flows, institutional fund data, and US macroeconomic events.","url":"https://x402-etf-macro-intelligence.vercel.app/api/etf/cefi?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"},"additionalProperties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":[],"success":true,"endpoint":"/api/etf/cefi"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ale5fkuFz_Co5avrm_oJ3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns crypto ETF flow data and institutional CeFi (Centralized Finance) fund metrics for market analysis.","exampleAgentPrompt":"Pull the latest CeFi crypto ETF flow data so I can see how institutional funds are moving in and out of bitcoin and other crypto ETFs today.","exampleUseCases":[{"title":"Daily Bitcoin ETF Flow Monitoring","prompt":"What are the latest institutional inflows and outflows for crypto ETFs today? I want to see how CeFi funds are moving."},{"title":"Institutional Demand Signal for Trading","prompt":"Before I make a trade, can you check the ETF flow data to see if institutions are net buyers or sellers of crypto ETFs right now?"},{"title":"Macro Research Report Preparation","prompt":"I'm writing a weekly crypto market report — can you fetch the CeFi ETF flow data so I can include the latest institutional fund activity?"}],"resultDescription":"Returns a JSON object with a 'data' array containing CeFi crypto ETF flow records and institutional fund metrics, a 'success' boolean indicating request status, and an 'endpoint' field confirming the route called. The data array contains structured entries describing ETF flows and fund positions.","failureModes":["Empty data array returned if no ETF flow data is available for the queried period","HTTP 402 Payment Required if x402 payment header is missing or payment fails","Stale or delayed data if upstream institutional data sources have not updated","Malformed query parameters may result in an empty result set or error response","Service downtime on Vercel deployment may cause 500 errors"],"whenToPreferThis":"Use this endpoint when you need institutional-grade CeFi crypto ETF flow data, specifically inflows and outflows from centralized fund vehicles like spot Bitcoin or Ethereum ETFs. Prefer this over generic crypto price APIs when the goal is to gauge institutional sentiment or capital movement rather than spot prices. Best suited for macro analysis, trading signal generation, or market research workflows that depend on fund-level data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:30:28.051Z","isFirstParty":false,"canonicalSlug":"etf-macro-intelligence-cefi-crypto-etf-flows-8ec3208e"}