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Same MCP version. Different tool description. Who signed it?

On Monday, a test MCP server calls its tool search and describes it as “Search the docs.” On Tuesday, it says “Search the private docs.” The server still reports version 1.4.2 . The tool name and input schema are identical. Would your client ask for approval again? An MCP client discovers tool desc…

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  1. 2026-11-11 07:27 · DEV Community — AI
    Same MCP version. Different tool description. Who signed it?

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