{"uid":"cap_cRkUP1dTGpL3AjL8d2hqR","slug":"glassnode-us-spot-etf-flows-all-35c2b610","name":"Glassnode US Spot ETF Flows (All)","description":"US Spot ETF Flows — An estimate of the daily net fund flow of the leading U.S.-listed spot Crypto ETFs, reflecting day-to-day changes in each ETF's holdings. Covers major Bitcoin ETFs (e.g. IBIT, GBTC, FBTC, ARKB, BITB) and Ethereum ETFs (e.g. ETHA, ETHE, FETH, ETHV, QETH) from issuers such as BlackRock, Grayscale, Fidelity, Bitwise, and VanEck. Data by Glassnode.","url":"https://x402.glassnode.com/v1/metrics/institutions/us_spot_etf_flows_all","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","required":["a"],"properties":{"a":{"enum":["AVAX","BNB","BTC","DOGE","DOT","ETH","HBAR","HYPE","LINK","LTC","SOL","SUI","XAG","XAU","XRP"],"type":"string","description":"Asset symbol, e.g. BTC, ETH"},"c":{"enum":["native","usd"],"type":"string","description":"Currency for denominated values, e.g. usd, native"},"f":{"enum":["csv","json"],"type":"string","description":"Response format: json or csv"},"i":{"enum":["1month","1w","24h"],"type":"string","description":"Time interval / resolution, e.g. 24h, 1w, 1month"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"array","items":{"type":"object","properties":{"o":{"type":"object"},"t":{"type":"number"}}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_MaA2q1p_zeWaYCpuz-li2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns daily net fund flow estimates for major U.S.-listed spot Bitcoin and Ethereum ETFs (IBIT, GBTC, FBTC, ARKB, BITB, ETHA, ETHE, FETH, ETHV, QETH, etc.) from issuers like BlackRock, Grayscale, and Fidelity.","exampleAgentPrompt":"Pull the daily net fund flows for all major US spot Bitcoin ETFs from Glassnode — show me the latest 24h data in USD as JSON so I can see which ETFs like IBIT and GBTC are seeing the biggest inflows or outflows.","exampleUseCases":null,"resultDescription":"An array of time-series objects, each with a Unix timestamp and a nested object containing net flow values per ETF (e.g. IBIT, GBTC, FBTC, ARKB, BITB for BTC; ETHA, ETHE, FETH, ETHV, QETH for ETH), denominated in the requested currency (USD or native asset) at the chosen interval resolution (24h, 1w, or 1month).","failureModes":["Missing required 'a' (asset) parameter returns 400 validation error","Unsupported asset symbol (non-BTC/ETH) returns enum validation error","Payment not included or invalid returns 402 Payment Required","Rate limiting or quota exceeded returns 429","Network timeout returns 503 or connection error"],"whenToPreferThis":"Use this endpoint when you need institutional-grade, Glassnode-sourced daily net flow data across all major US spot crypto ETFs simultaneously. Prefer this over generic financial data APIs when you need per-ETF breakdown covering both Bitcoin and Ethereum ETFs from issuers like BlackRock, Grayscale, and Fidelity, and when you need time-series resolution options (daily, weekly, monthly).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T01:12:59.880Z","isFirstParty":false}