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I Built an Open-Source Tool to Test What Happens When MCP Servers Fail

I've been spending a lot of time exploring MCP servers and AI agents lately. One thing that caught my attention: we spend a lot of time testing whether tools work, but what about when they don't? What happens when an MCP tool crashes? When it receives invalid arguments? When a protected endpoint re…

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  1. 2026-11-11 05:39 · DEV Community — AI
    I Built an Open-Source Tool to Test What Happens When MCP Servers Fail

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