Alpaca Alpaca is a commission-free stock brokerage platform. It provides APIs for developers to build and integrate trading algorithms and applications. It's used by fintech companies, algorithmic traders, and developers interested in building trading platforms. Official docs: https://alpaca.markets/docs/ Alpaca Overview - Order - Order leg - Account - Portfolio - Watchlist - Calendar - Clock - Asset Working with Alpaca This skill uses the Membrane CLI to interact with Alpaca. Membrane handles authentication and credentials refresh automatically — so you can focus on the integration logic rat…