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How to design MCP tools for agents

MCP tools are the operations an MCP server exposes for a model to call. Each has a name, a description and a JSON Schema for its inputs, and the model decides when to call one, so the model reads the tool list before every answer. Design them around the questions your users ask rather than the endp…

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  1. 2026-11-06 18:45 · DEV Community — AI
    How to design MCP tools for agents

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