{"uid":"cap__JjDnB2XIW2Gj7YMVQUdL","slug":"glassnode-us-spot-etf-net-flows-c80621a5","name":"Glassnode US Spot ETF Net Flows","description":"US Spot ETF Net Flows — The total net fund flow of the leading U.S.-listed spot Crypto ETFs, reflecting day-to-day changes in their 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_net","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":{"t":{"type":"number"},"v":{"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_sjn_corzYLUxxgLtkQ2NS","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, weekly, or monthly net fund flows for major U.S.-listed spot Bitcoin and Ethereum ETFs, sourced from Glassnode on-chain and institutional data.","exampleAgentPrompt":"Can you pull the daily net flows for Bitcoin spot ETFs in USD from Glassnode — I want to see how much money is flowing in or out of funds like IBIT, GBTC, and FBTC right now?","exampleUseCases":[{"title":"Track institutional Bitcoin demand signals","prompt":"Pull the weekly net flows for Bitcoin ETFs across all major issuers — I need to see if institutions are accumulating or selling right now to gauge market sentiment."},{"title":"Monitor Ethereum ETF inflows for allocation","prompt":"Show me the daily net fund flows into Ethereum spot ETFs like ETHA and ETHE for the past month — I'm trying to understand if capital is rotating into Ethereum or staying in Bitcoin."},{"title":"Compare ETF issuer performance monthly","prompt":"Get the monthly net flows for Bitcoin and Ethereum ETFs broken down by issuer — specifically BlackRock IBIT, Grayscale GBTC, and Fidelity FBTC so I can see which funds are winning the institutional race."}],"resultDescription":"A time series array of objects with Unix timestamps ('t') and net flow values ('v') representing the total net fund flow (inflows minus outflows) across major U.S. spot crypto ETFs for the requested asset, interval, and currency denomination.","failureModes":["Missing required 'a' (asset) parameter returns a 400 validation error","Unsupported asset symbol (e.g. a non-listed token) returns an enum validation error","Payment not included or insufficient USDC causes a 402 Payment Required response","Invalid interval or format enum value returns a schema error","Data unavailable for very recent timestamps may return empty or null values"],"whenToPreferThis":"Use this endpoint when you need authoritative, Glassnode-sourced net flow data specifically for U.S.-listed spot crypto ETFs (Bitcoin and Ethereum), including fund-level coverage of IBIT, GBTC, FBTC, ARKB, ETHA, ETHE, and others. Prefer this over generic price or volume APIs when the question is about institutional fund flows rather than on-chain activity or spot market trading.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T07:09:40.470Z","isFirstParty":false}