GET/api/v1/exchange-etf/{dataset}

Fetch exchange balance and ETF holding data.

Fetches exchange balance and ETF holding data including total balances, individual entity breakdowns, and flow data.

Note: Exchange and ETF data is currently outdated and we're actively working on a fix to restore regular updates. The data structure and endpoints are stable.

#Authentication

Requires an API key with an active Pro subscription and exchange-etf permission.

x-api-key: YOUR_API_KEY

#URL Parameters

Parameter	Type	Description
`dataset`	`string`	The dataset to fetch: `exchange-balances` or `etf-balances`

Use list to see available datasets:

bash

Try in Playground

curl -H "x-api-key: YOUR_API_KEY" \
  https://chartinspect.com/api/v1/exchange-etf/list

#Query Parameters

Parameter	Type	Default	Description
`days`	`number`	all	Return only the last N days of data
`startDate`	`string`	none	Start of date range (`YYYY-MM-DD`)
`endDate`	`string`	none	End of date range (`YYYY-MM-DD`)
`limit`	`number`	none	Maximum data points (max 10,000)

#Request

bash

Try in Playground

curl -H "x-api-key: YOUR_API_KEY" \
  "https://chartinspect.com/api/v1/exchange-etf/exchange-balances?days=30"

#Response

json

{
  "success": true,
  "dataset": "exchange-balances",
  "count": 6236,
  "data": [
    {
      "timeunix": 1770177600,
      "usdprice": 73068.27,
      "blockheight": 0,
      "allexchanges": 3466185.63,
      "coinbase": 1008256.89,
      "binance": 750432.12,
      "bitfinex": 285641.30,
      "robinhood": 198540.00,
      "upbit": 180325.45,
      "kraken": 165420.80
    }
  ],
  "metadata": {
    "processingTime": 25,
    "timestamp": "2026-04-01T16:00:00.000Z",
    "apiVersion": "v1"
  }
}

#Available Datasets

ID	Description
`exchange-balances`	Bitcoin balances across major exchanges
`etf-balances`	Bitcoin ETF holdings (BlackRock, Fidelity, etc.)

#Notes

Exchange and ETF data is currently being updated. Check back for the latest data.
Historical data includes daily snapshots of exchange reserves and ETF holdings.

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