- Each account can have up to one concurrent websocket connection.
- Trades, quotes and minute bars are supported.
- Subscription is limited to 30 channels at a time for trades and quotes (
T.
andQ.
). This limit is temporary and we may support more channels in the future. - There is no limit for the number of channels with minute bars (
AM.
). - Trades and quotes are from the 5 exchanges.
- Minute bars are also based on the trades in the 5 exchanges.
Market Data - Documentation | Alpaca
Alpaca API lets you build and trade with real-time market data for free.
