get https://web3api.io/api/v2/market/futures/open-interest//historical
Retrieves the historical time series open interest for the specified instrument and exchange(s).
Time Range Limit
The maximum time range (difference between startDate and endDate) is 1 year.
Not specifying startDate and endDate
If the
startDateandendDatequery parameters are not provided, the API will return the data from the previous 1 year with a 1 day frequency.
CME Support
Historical data support for open-interest of CME instruments is coming soon. In the meantime you can use the open-interest latest endpoint.
RESPONSE DATA
| Field | Type | Description |
|---|---|---|
| exchange | string | The name of the exchange. |
| timestamp | number | string | The time at which the event occurred. |
| value | number | The total outstanding number of contracts. |
| type | string | The type of instrument. |