Alpaca Trading API
Simple REST API for commission-free stock trading
Alpaca Trading API launched on October 24, 2018 with 147 votes, #204 of 2,827 launches that month and more than 90% of that year's launches. The site was still online in September 2026, 7 years on.
What it does
Alpaca Trading API is a commission-free stock trading API for developers to build trading algorithms and applications with ease. (Securities are offered by Alpaca Securities LLC)
Alpaca's easy to use APIs allow developers and businesses to trade algorithms, build apps and embed investing into their services.
Want to trade using AI? We launched Alpaca's MCP Server to help you trade with natural language. Learn more Want to trade using AI? We launched Alpaca's MCP Server to help you trade with natural language. Learn more Alpaca's easy to use APIs allow developers and businesses to trade algorithms, build apps and embed investing into their services. Trade with algorithms, connect with apps, and build financial apps with our easy to use APIs. Images and company icons are for illustration only and are not investment recommendations. See our latest releases that expand access, improve execution, and give you more ways to build and trade with Alpaca. Enable tokenized equities to trade as one…from alpaca.markets
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