Polygon Docs

The REST API allows you to request specific market data and analytics on demand. It's perfect for fetching historical records, running ad-hoc queries, or integrating market data into your applications as needed.

Upgrade to real-time data streaming. When your application requires live updates — such as for trading platforms, real-time analytics, or monitoring tools — the Websocket API provides a continuous stream of market data.

Access large volumes of historical data efficiently. If you need comprehensive datasets for extensive analysis, backtesting, or machine learning models, our Flat Files offer a convenient way to download bulk historical data.