MCP 2.0 Is Mostly Deletion. That's The Good Part.
· 18 min read
Ok. MCP just shipped the biggest change since the day it launched, and the headline isn't a feature you get to switch on. It's the delete key.
The 2026-07-28 revision — people are calling it MCP 2.0, and it's the first release that breaks the base protocol on purpose — rips the session out. No more initialize handshake. No more notifications/initialized. No Mcp-Session-Id. No GET SSE endpoint, no resumable streams, no resources/subscribe, no roots/list at the top level, no ping, no logging/setLevel. Gone.
And here's the thing — that's the good news.