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How to Test and Debug an MCP Server: From the Inspector to Automated Tool Tests

This story is from 2026-10-03. It is preserved in the archive; the latest stories are on the live feed.

Testing an MCP server through an AI client is a slow way to work. You type a natural-language prompt, hope the model picks the right tool, watch it fill in arguments, and if anything fails you cannot tell whether the bug is in your server, the model's reasoning, or the prompt. Every layer of that s…

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  1. 2026-10-03 23:08 · DEV Community — AI
    How to Test and Debug an MCP Server: From the Inspector to Automated Tool Tests

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