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An MCP connection is not proof that your agent can use a tool

APX is a free, open-source desktop app that runs your own team of AI agents on your machine. You connected a service. Your agent says the tool is unavailable. Replacing the token immediately may be the wrong move: the issue could be project scope, approval, sign-in, server startup or tool discovery…

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  1. 2026-11-12 21:49 · DEV Community — AI
    An MCP connection is not proof that your agent can use a tool

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