Your MCP Stack
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Having one MCP server is useful. Having twenty is a problem.
When Claude has too many tools to consider, two things happen. First, it takes longer to decide what to use — all those tools get evaluated for relevance on every response. Second, it makes mistakes more often — similar-sounding tools from different servers create ambiguity, and Claude occasionally picks the wrong one.
The goal isn’t the most servers. It’s the right servers.