Tool detail

flows

Returns issuer-aggregated daily spot ETF net flows for a given crypto asset: BTC, ETH or SOL.

Categories: Market prices, Company financials

Use when

check today's spot ETF net inflow or outflow for bitcoin
compare issuer-level ETF flow data for eth or sol

Not for

not raw per-issuer trade data -- aggregated daily net flow only

Inputs

GET query param: asset (string, required, enum: btc | eth | sol)

Admitted input schema

{
  "type": "object",
  "properties": {
    "asset": {
      "type": "string",
      "minLength": 0,
      "maxLength": 4096,
      "enum": [
        "btc",
        "eth",
        "sol"
      ]
    }
  },
  "required": [
    "asset"
  ],
  "additionalProperties": false
}

Endpoint

Method: GET
URL: https://cryptodataapi.com/api/v1/market-intelligence/etf/btc/flows

Payment

Protocol: x402
Listed price: 0.01 USDC per call on Base
Payment method: exact
Network: eip155:8453
Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Listed terms are catalog metadata. The caller supplies inputs and calls the tool outside Onelayer. If payment is required, the caller uses a compatible wallet to pay.

Source

Directory: Coinbase x402 Bazaar
Record: GET https://cryptodataapi.com/api/v1/market-intelligence/etf/btc/flows
Retrieved: 2026-09-30T20:37:07.382Z
Catalog file SHA-256: 6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524
Catalog built: 2026-09-30T22:31:58.034Z