·25 min
WebSocket vs SSE vs Long Polling: Choosing Real-time in 2025
Honest comparison of three real-time communication approaches: WebSocket, Server-Sent Events, and Long Polling. When to use each, production pitfalls, and production-ready FastAPI examples.
- #Python
- #FastAPI
- #WebSocket
- #SSE
- #Backend
- #Real-time
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