> For the complete documentation index, see [llms.txt](https://docs.expand.network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.expand.network/how-to/stream-data-websocket.md).

# Stream Data (WebSocket)

Through our WebSocket endpoints,  users can track on-chain data in real-time like transactions of particular addresses.