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GET
/
options
/
iv
/
iv-rv
Implied vs realized vol history
curl --request GET \
  --url https://api.example.com/options/iv/iv-rv \
  --header 'X-API-Key: <api-key>'
{
  "success": false,
  "error": {
    "code": "UNAUTHORIZED",
    "message": "Invalid API key"
  },
  "meta": {
    "version": "2.0",
    "timestamp": "2026-04-29T12:00:00Z"
  }
}
Daily implied (DVOL/ATM-IV) and 30d realized vol with the spread.

​
See also

IV suite

Authorizations

​
X-API-Key
string
header
required

Your BackQuant API key (same key as v1)

Headers

​
X-API-Key
string | null

Query Parameters

​
symbol
enum<string>
default:BTCUSDT

Trading symbol: BTCUSDT, ETHUSDT, SOLUSDT, or HYPEUSDT.

Available options:
BTCUSDT,
ETHUSDT,
SOLUSDT,
HYPEUSDT
​
days
integer
default:90

Trailing window in days (7–365).

Required range: 7 <= x <= 365

Response

Successful Response