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Writing an MCP Server: The Tool Description Is the Whole API

Most first MCP servers look the same: someone wraps their existing REST API, exposes one tool per endpoint, ships it, and then watches the model call the wrong tool with the wrong arguments. The protocol worked fine. The design didn't. That's the part the tutorials skip. The Model Context Protocol…

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  1. 2026-11-08 00:24 · DEV Community — AI
    Writing an MCP Server: The Tool Description Is the Whole API

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