> For the complete documentation index, see [llms.txt](https://docs.hydromancer.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hydromancer.xyz/readme/websocket/orderbook-streaming.md).

# Orderbook streaming

Stream real-time BBO, L2 snapshots, L2 diffs and L4 orderbook updates.