zero dollars

Execute your trading algos commission-free

Buy, sell, and short U.S. stocks with zero commissions.
Plus, business and personal accounts are both supported. Alpaca Securities LLC, member FINRA/SIPC is a broker-dealer designed for high volume trading.

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Serving algo traders & quant funds

Commission-free API
Building with the Alpaca API can make stock trading commission-free
Data chart
Real-time market data
Paper trading and live trading both come with real-time market data
Two-factor authentication
We care about your security and continue to add variety of 2FA options
Rocket ship
Margin and short selling
A wide array of advanced investing and trading strategies are supported
Test tube
Testing environment
We’ve got your back—test your work before deploying to production
Business account support
Starting up a prop trading firm or a hedge fund? Learn more

Unlimited access to real-time US stock market data.

Paper trading allows you to test how the API works and how your strategies would perform. Simply update the API endpoint to a live trading account to run your strategies in the live production environment.

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Alpaca with TradingView chart

Trade with Alpaca directly from your TradingView chart—no switching tabs, no extra clicks. Efficient, just like great trading should be. Learn more.

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Charts are offered by TradingView

Alpaca securities

Alpaca Securities LLC is a member of Financial Industry Regulatory Authority, Inc. (FINRA).
You can check the background of Alpaca Securities on FINRA’s BrokerCheck.
Alpaca Securities is also a member of SIPC - securities in your account are protected up to $500,000.
For details, please visit