# Scaling Server Sent Events - Intro to SSE and scaling guide

DevFeed: [Scaling Server Sent Events - Intro to SSE and scaling guide](<https://devfeed.tech/articles/scaling-server-sent-events-intro-to-sse-and-scaling-guide-39403.md>)

Original publisher: [Read original article](<https://blog.pranshu-raj.in/posts/exploring-sse/>)

Author: Pranshu Raj

Published: 2025-06-29T07:01:27Z

Content type: tutorial

Language: en

Sources: [Pranshu Raj - blog on backend systems, performance and sidequests](<https://devfeed.tech/sources/pranshu-raj-blog-on-backend-systems-performance-and-sidequests.md>)

Topics: [Server-sent events (SSE)](<https://devfeed.tech/topics/server-sent-events-sse.md>), [scaling](<https://devfeed.tech/topics/scaling.md>), [HTTP](<https://devfeed.tech/topics/http.md>), [WebSocket](<https://devfeed.tech/topics/websocket.md>)

Tags: [guide](<https://devfeed.tech/tags/guide.md>), [scaling](<https://devfeed.tech/tags/scaling.md>), [sse](<https://devfeed.tech/tags/sse.md>)

## AI overview

A tutorial on Server-Sent Events (SSE), covering its HTTP-based server-to-client update model, event-stream format, browser EventSource support, and considerations for horizontal scaling and state handling.

## Source excerpt

Understanding SSE and it's use cases, advantages over other realtime protocols, how to deploy it at scale.