
MCP Went Stateless: What the 2026-07-28 Spec Breaks, What It Unlocks, and What To Do About It
The Model Context Protocol dropped sessions, the initialize handshake, and server-initiated requests. It is the fifth spec revision and the first one that rewrites how an MCP server is deployed rather than what it can do. Here is what actually changed, how the market and the security researchers are reading it, and what it means if you build or buy MCP servers.




















