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How to Test MCP Servers: A Practical Testing Pyramid for Agent Tools

This story is from 2026-09-25. It is preserved in the archive; the latest stories are on the live feed.

Most MCP tutorials stop at "here's a tool that returns weather data." Almost none of them answer the question that actually matters once you ship: how do you know your MCP server still works after the next change? If you've built a production MCP server, you already know the failure modes are weird…

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  1. 2026-09-25 00:41 · DEV Community — AI
    How to Test MCP Servers: A Practical Testing Pyramid for Agent Tools

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