{"uid":"cap_T72zwipIBl_otmQZ5MRRz","slug":"etf-macro-intelligence-crypto-etf-fund-flows-7c950ef5","name":"ETF & Macro Intelligence – Crypto ETF Fund Flows","description":"Crypto ETF flows, institutional fund data, and US macroeconomic events.","url":"https://x402-sand.vercel.app/api/etf/fund-flows?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input","output"],"properties":{"input":{"type":"object","required":["type","method","queryParams"],"properties":{"type":{"type":"string","const":"http"},"method":{"type":"string","const":"GET"},"queryParams":{"type":"object","required":["asset"],"properties":{"asset":{"type":"string","description":"Example value: BTC"}},"additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{}},"additionalProperties":false}},"additionalProperties":false},"responseSchema":{"type":"json","example":{"data":[],"success":true,"endpoint":"/api/etf/fund-flows"}},"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_NqYc2R7QjCXLFfa4DWHzs","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":"Fetches crypto ETF fund flow data for a given asset, including institutional fund movements and US macroeconomic context.","exampleAgentPrompt":"Can you pull the latest ETF fund flow data for Bitcoin, including any institutional inflows or outflows?","exampleUseCases":[{"title":"Tracking Bitcoin ETF institutional flows","prompt":"Show me the current fund flow data for Bitcoin ETFs — I want to see if institutions are buying or selling right now."},{"title":"Monitoring macro events impacting crypto","prompt":"What US macroeconomic events are happening this week that could affect crypto ETF flows? Pull the latest macro data."},{"title":"Comparing ETH ETF fund activity","prompt":"Can you get me the ETF fund flow data for Ethereum so I can see how institutional money is moving in or out?"}],"resultDescription":"Returns a JSON object with an array of ETF fund flow records for the requested asset, including institutional fund movement data and potentially US macroeconomic event context. The response includes a success flag and the endpoint path.","failureModes":["Missing or invalid 'asset' query parameter returns an error or empty data array","Unknown asset ticker returns empty data array with success:true but no records","Rate limiting or payment failure (HTTP 402) if USDC payment is not properly submitted","Network timeout if the upstream data source is unavailable","Empty data array if no fund flow data is currently available for the requested asset"],"whenToPreferThis":"Choose this endpoint when you need real-time or recent crypto ETF fund flow data tied to a specific asset (e.g. BTC, ETH), especially when institutional flows and US macroeconomic context are relevant to your analysis. It is particularly useful for crypto-finance agents that need to monitor institutional sentiment or macro conditions affecting digital asset ETFs.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T12:46:08.856Z","isFirstParty":false,"canonicalSlug":"etf-macro-intelligence-crypto-etf-fund-flows-7c950ef5"}