{"uid":"cap_jYOyRTvqps8d04iGsaXal","slug":"etf-macro-intelligence-crypto-etf-flows-759a9854","name":"ETF & Macro Intelligence - Crypto ETF Flows","description":"Crypto ETF flows, institutional fund data, and US macroeconomic events.","url":"https://x402-sand.vercel.app/api/etf/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"},"period":{"type":"string","description":"Example value: 30d"}},"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/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_YXySigvEecD6nEDCf9PsX","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, institutional fund data, and US macroeconomic events for a given asset and time period","exampleAgentPrompt":"Can you pull the Bitcoin ETF flow data for the last 30 days so I can see how institutional money has been moving in and out?","exampleUseCases":[{"title":"Institutional BTC demand tracking","prompt":"Show me the ETF inflow and outflow data for Bitcoin over the past 30 days — I want to understand how institutional investors are positioning themselves."},{"title":"Macro event impact on ETH ETFs","prompt":"Pull the ETF flow data for ETH for the last 7 days along with any US macro events that might be affecting the flows."},{"title":"Weekly crypto ETF briefing","prompt":"Give me a summary of the latest ETF flows for BTC — I need to know if institutions have been buying or selling this week."}],"resultDescription":"A JSON response with a success flag, the endpoint path, and a data array containing ETF flow records, institutional fund data, and US macroeconomic event information for the requested asset and time period.","failureModes":["Missing required 'asset' query parameter returns an error","Invalid asset symbol returns empty data array or error","Unsupported time period format may return no results","Service unavailable or payment failure returns non-200 status","Empty data array returned if no ETF flow data exists for the requested period"],"whenToPreferThis":"Choose this endpoint when you need crypto-specific ETF flow data and institutional fund movements paired with US macroeconomic context. It is especially useful for financial agents that need to correlate institutional demand signals with macro events for assets like BTC or ETH, rather than relying on generic price feeds or on-chain data alone.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T12:44:36.906Z","isFirstParty":false,"canonicalSlug":"etf-macro-intelligence-crypto-etf-flows-759a9854"}