Rename the boxes
Take a diagram that only shows product logos.
Replace each logo with host, client, or server.
If you cannot, you do not have the architecture yet.
Sources and go deeper
- Model Context Protocol specification, 2025-06-18 spec last checked 2026-10
- What is the Model Context Protocol (MCP)? spec last checked 2026-10
- Model Context Protocol organization on GitHub community last checked 2026-10
- Model Context Protocol — Wikipedia wikipedia last checked 2026-10