Dev Tools · 2h ago
MCP Architect: Only Inert Definitions Cross the Boundary
A developer argues that the Model Context Protocol (MCP) is best used as a context distribution layer, not RPC. The key rule: only inert definitions—executable guidance without execution—should cross the transport boundary. This splits systems into server-side catalog/routing and client-side execution planes.
Meridian48 take
The boundary rule is a clean architectural insight, but its real-world impact depends on whether MCP tooling and client implementations adopt it.
mcparchitecture