Glassnode
US Spot ETF Balances — The most recent holdings of the leading U.S.-listed spot Crypto ETFs, typically reflecting balances at the end of the previous trading day (T+1). Covers major Bitcoin ETFs (e.g. IBIT, GBTC, FBTC, ARKB, BITB) and Ether
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 68 ms
- Price
- $0.050 per call
- Paying buyers, last 30 days
- 3 (directory's own records)
- Paid calls, last 30 days
- 3
- Category
- Unclassified
- Address
- https://x402.glassnode.com/v1/metrics/institutions/us_spot_etf_balances_all
Accuracy: paid answers checked against an independent record
Not yet in our paid checks. A seller we have not checked has neither passed nor failed.
For agents
This page as JSON: /sellers/884b2170c305.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).