Below are the details of Request Limit that has been set for Historical Data through REST API.
- Tick Data >> Per Second - 5, Per Minute - 300, Per Hour - 18000
- Minutes Bar Data >> Per Second - 10, Per Minute - 600, Per Hour - 18000
For Real Time Data through WebSocket API, there is No Such Limit. Symbols once added would continue to flow in a streaming manner.