Bad MCP design costs your agent 5x more tokens
MCPMCP-AMCP-Bperformance comparisonsoftware designarchitecturetool designagentLLMmodeldecision burden
Author: JohnnyZhang483
Date: 6/5/2026
Article Summary:
The author shares the results of a performance comparison between two MCPs (MCP-A and MCP-B) with identical functionalities, highlighting the poor design patterns in MCP-B that led to significantly worse performance.