What is the average latency for Polygon.’s WebSockets?
We pride ourselves on having some of the lowest latency in the industry.
Our servers are connected directly to the US SIPs and OPRA feeds, providing the fastest access to US equities and options data. Our average latency for US stocks and options data is <20ms. For Currencies, our average latency is <200ms. Crypto has an average latency of <40ms. Latencies may vary depending on your geographical location, consumption speeds, and internet. US Stocks Trades + Quotes: Mean time of <20ms Currencies Quotes: Mean time of <200ms Crypto Trades: Mean time of <40ms L2 Quotes: Mean time of <40ms L1 Quotes: Mean time of <40ms US Options Trades + Quotes: Mean time of <20ms
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- Title
- How can I connect to a Polygon WebSocket?
- WebSockets Tag
WebSockets
- Description
- Our WebSocket APIs are based on entitlements that control which WebSocket Clusters you can connect to and which kinds of data you can access.
- Title
- Why am I “not authorized” when attempting to connect to Polygon’s WebSockets
- WebSockets Tag
WebSockets
- FAQ Tag
FAQ
- Description
- Our WebSockets are only available through our paid subscriptions. If you receive a “not authorized” message, you’ll need to upgrade your account to access the WebSockets.
- Title
- How much data is streamed through Polygon’s WebSockets?
- FAQ Tag
FAQ
- WebSockets Tag
WebSockets
- Description
- We stream our market data exactly as we receive it. Every single trade and NBBO quote is sent in real-time through the WebSockets.