# MCP protocol

How neon-mcp implements the Model Context Protocol 2026-07-28 and its two transports.

* [MCP 2026-07-28 conformance](spec-2026-07-28.md) - How neon-mcp implements the MCP 2026-07-28 stateless core: discovery, cache hints, result metadata, MRTR, header routing and the conformance tests.
* [Transports](transports.md) - The stdio and stateless Streamable HTTP transports: endpoints, health checks, DNS-rebinding protection and per-request NEON tokens.