Quote

3-step flow: symbol → conid → snapshot. The snapshot endpoint requires a priming call first (returns empty), then a second call returns data.

GET
/trsrv/stocks?symbols={symbols}
Symbol → conid for stocks
Click Run to fetch.
GET
/iserver/marketdata/snapshot?conids={conids}&fields={fields}
10/s
Priming call — returns empty, opens the stream

First call primes the stream and returns empty.

Click Run to fetch.
GET
/iserver/marketdata/snapshot?conids={conids}&fields={fields}
10/s
Second call — returns actual quote data

First call primes the stream and returns empty.

Click Run to fetch.