Market

ETF Flow History

Returns daily spot ETF flow history.

Included fields: net flow (USD), token price, per-ticker breakdown.

Sorted by date descending. symbol: BTC, ETH, XRP, SOL, or HYPE.

get/gateway/v1/market/etf

Request

  • Base URL
    https://api.asksurf.ai
  • Auth
    HTTP bearer

Query parameters

symbol'BTC' | 'ETH' | 'XRP' | 'SOL' | 'HYPE' required

Token symbol. Can be BTC, ETH, XRP, SOL, or HYPE.

Example:BTC
sort_by'flow_usd' | 'timestamp'

Field to sort results by

Example:timestamp
order'asc' | 'desc'

Sort order

Example:desc
fromstring

Start of time range. Accepts Unix seconds or date string (YYYY-MM-DD)

Example:2026-01-01
tostring

End of time range. Accepts Unix seconds or date string (YYYY-MM-DD)

Example:2026-03-01

Response

OK

$schemastring uri

A URL to the JSON Schema for this object.

Example response

{
  "$schema": "https://example.com/schemas/SimpleListResponseMarketETFFlowItem.json"
}

Changes

No recorded changes to this operation across all 12 revisions of this API.