MCP Registries Solve the N×M Integration Problem Plaguing Multi-Agent Teams

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As engineering teams scale their use of Model Context Protocol (MCP) servers, managing individual connection configs and credentials across dozens of developers quickly becomes unmanageable. The core issue is the N×M integration problem: with N agents and M servers connected directly, the number of integration points multiplies rapidly, reaching nearly 1,900 manual config entries at larger team sizes. An MCP registry acts as a centralized catalog storing each server's identity, connection details, authentication metadata, tool schemas, and access policies in one authoritative place. This design means credential rotation requires updating a single registry record rather than hunting down every developer's local config file. Role-based access control within the registry also governs which users, teams, or agents are permitted to discover and call specific tools, replacing ad-hoc permission management across disparate systems.

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