Introducing

Networking Upgrades: 08/10/2019

Aug 8, 2019

We will be performing some networking upgrades this Saturday, August 10, 2019 from 00:00 to 12:00 ET. Please expect some downtime during these hours.

Thanks - Polygon Team

From the blog

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Integration: QuantConnect

We are excited to announce our integration with QuantConnect! This offering empowers users with state-of-the-art research, backtesting, parameter optimization, and live trading capabilities, all fueled by the robust market data APIs and WebSocket Streams of Polygon.io.