API reference
Public API/Baskets

Price history

GET/baskets/{basket_id}/history

Time-ordered price series for charting.

120 requests / minute per key (read tier). Returns its payload natively - no envelope.

Authorizations

Authorizationstringheaderrequired

Bearer token - an ito_* key (from Settings) holding the baskets:read scope.

Path parameters

basket_idstringrequired

Basket identifier

Query parameters

hoursint

Lookback window in hours (default 24)

Request
curl "https://itomarkets.com/api/v1/baskets/ai-frontier/history" \  -H "Authorization: Bearer $ITO_API_KEY"
ResponseJSON
{  "timestamps": [    "2026-06-09T13:00:00+00:00",    "2026-06-09T13:01:00+00:00"  ],  "basket_prices": [    42.1,    42.3  ],  "underlyer_series": {},  "basket_id": "ai-frontier",  "basket_name": "AI Frontier"}