MCP is not REST API (opens in new tab)

Failing agent computer interaction design by wrapping MCP on top of REST API - Model Context Protocol (MCP) is a prominent technology in 2025, generating buzz comparable to ChatGPT in 2023 and RAG in 2024. However, many common implementations simply create an MCP wrapper over existing API services. This is a suboptimal design choice. This blog post will outline the design principles of RESTful APIs, the origins of MCP, Remote Procedure Calls (RPC), and explain why combining these two distinct...