# The HTTP+SSE transport is deprecated

Model Context Protocol deprecated transport sse without giving a shutdown date yet.

- API: Model Context Protocol (modelcontextprotocol.io)
- Kind: Endpoint removal
- Takes effect: no date given yet
- Calls after that day: fail
- Calls it hits: `transport sse`
- Source: [Announcement](https://modelcontextprotocol.io/specification/2026-07-28/changelog)
- Page: https://www.okapi.bot/providers/model-context-protocol/breaking-changes/the-http-sse-transport-is-deprecated/

## What to use instead

Connect over Streamable HTTP, at the endpoint the server documents (usually /mcp).

Streamable HTTP works only where the server serves it too, which the calling code does not tell: the team decides.