FastAPI Cheatsheet 07 — WebSockets and SSE
Cheatsheet: WebSocket handlers, auth patterns, broadcast (single + multi-process), SSE, NDJSON, heartbeats.
WebSocket
FastAPI Textbook Ch. 8 — WebSockets, SSE, and Streaming Responses
Real-time FastAPI: WebSockets, broadcast / pub-sub, SSE for one-way streams, StreamingResponse, NDJSON, and disconnect handling.