MCP Academy · Lesson

Streaming Replies with SSE

Send incremental results back over the stream.

Why Stream at All?

Some tools take time: a long search or a slow API call. Instead of making the client wait in silence, the server can stream updates as they happen. ⏳

Meet SSE

Streamable HTTP streams using Server-Sent Events, or SSE. It is a simple, web-native way for a server to push a sequence of messages over one open connection.

All lessons in this course

  1. Why stdio Isn't Enough
  2. The Streamable HTTP Transport
  3. Streaming Replies with SSE
  4. Sessions & Reconnection
← Back to MCP Academy