API reference
Public API/Baskets

Chart series

GET/baskets/{basket_id}/chart

Aggregated OHLC-style chart data for a period.

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

periodstring

1d, 1w, 5d, 1m, 3m, 6m, ytd, 1y, all (default 1d)

Request
curl "https://itomarkets.com/api/v1/baskets/ai-frontier/chart" \  -H "Authorization: Bearer $ITO_API_KEY"
ResponseJSON
{  "basket_id": "ai-frontier",  "period": "1d",  "data": [    {      "timestamp": "2026-06-09T13:00:00+00:00",      "price": 42.1    }  ]}