API Documentation

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GET/api/1/market/vix/term-structure

VIX Term Structure API

Returns the VIX futures term structure showing implied volatility across different expiration dates. Useful for analyzing contango/backwardation in volatility.

Defaults

date=latestdays=30

Parameters

Required first. Documented defaults are selected — Test Request matches a bare call.

2
datestringdefault latest
query

Specific date (YYYY-MM-DD). Default: latest available

Default latest

daysnumberdefault 30
query

Number of days of history (default 30, max 365)

Default 30

Responses

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Request
curl -X GET \
  'https://api.eulerpool.com/api/1/market/vix/term-structure?days=30' \
  -H 'Accept: application/json'
200 Response
[
  {
  "date": "2026-04-01T00:00:00.000Z",
  "expiration": "2026-05-21T00:00:00.000Z",
  "vix_value": 18.45,
  "maturity_days": 30
}
]