Alpaca (YC W19) – Commission-Free API for Algorithmic Trading

Hi HN,

Yoshi at Alpaca here. After introducing Alpaca API - the commission-free stock trading API the end of last year, we are now excited to launch Alpaca API for Algo trading, which includes a lot of new features that were requested.

Pls check out the new API documentation here: https://docs.alpaca.markets/api-documentation/api-v2/

More information on those features here: https://alpaca.markets/algotrading

- Commission-free short selling: Giving you the ability to run long/short or market neutral strategies. - Margin trading with 3.75% margin rate: Offering a 3.75% margin interest rate, providing you affordable leverage for up to 4X intraday & 2X overnight buying power. - Pre-market & after-hours trading: You can trade outside of Regular Trading Hours. We offer 9:00am to 6:00pm Eastern Time. - Business account onboarding: This is for those of you who operate or are starting a proprietary trading firm or hedge fund.



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andrey azimov by Andrey Azimov