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MCP Tool Versioning and Deprecated Tools

Quick answer: MCP does not define a standard version or deprecated field for a tool, so you evolve tools by convention: keep breaking changes under a new name (such as search_v2 ), mark the old tool as deprecated in its description, keep it working with a warning, and remove it only after a fixed s…

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  1. 2026-11-14 15:27 · DEV Community — AI
    MCP Tool Versioning and Deprecated Tools

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