{
  "x402Version": 2,
  "id": 3109,
  "slug": "3109",
  "resource": "https://x402.glassnode.com/v1/metrics/institutions/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.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x1f81da453901D15296c1710af83e0Bc0371D39f1",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "50000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "a": "BTC",
            "i": "24h"
          },
          "type": "http"
        },
        "output": {
          "example": [
            {
              "o": {
                "ARKB": 497.5254999999961,
                "BITB": -461.4235786499994,
                "BRRR": -0.03999999999996362,
                "BTC": 747.1246000000028,
                "BTCO": 0,
                "BTCW": 0
              },
              "t": 1782172800
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          ],
          "type": "json"
        }
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      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
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                "enum": [
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                ],
                "type": "string"
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                "properties": {
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                    "enum": [
                      "AVAX",
                      "BNB",
                      "BTC",
                      "DOGE",
                      "DOT",
                      "ETH",
                      "HBAR",
                      "HYPE",
                      "LINK",
                      "LTC",
                      "SOL",
                      "SUI",
                      "XAG",
                      "XAU",
                      "XRP"
                    ],
                    "type": "string"
                  },
                  "c": {
                    "description": "Currency for denominated values, e.g. usd, native",
                    "enum": [
                      "native",
                      "usd"
                    ],
                    "type": "string"
                  },
                  "f": {
                    "description": "Response format: json or csv",
                    "enum": [
                      "csv",
                      "json"
                    ],
                    "type": "string"
                  },
                  "i": {
                    "description": "Time interval / resolution, e.g. 24h, 1w, 1month",
                    "enum": [
                      "1month",
                      "1w",
                      "24h"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "a"
                ],
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "items": {
                  "properties": {
                    "o": {
                      "type": "object"
                    },
                    "t": {
                      "type": "number"
                    }
                  },
                  "type": "object"
                },
                "type": "array"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "x402.glassnode.com",
  "lastUpdated": "2026-09-12T18:58:02.903Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-12T18:58:02.71Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "x402.glassnode.com",
    "manifest_name": "x402.glassnode.com",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}