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QAmcp (Show HN) ·

QAmcp is a free, MIT tester and monitor that scores MCP servers the way an AI app uses them

Shown on HN Nov 4, npx qamcp-cli your-link checks a server for hidden instructions in tool descriptions, leaked secrets in errors, missing safety labels, bad-input handling and speed, with every result verified by code rather than an AI and only read-only tools ever run. It also ships a GitHub Action that fails the build when a server's score drops, plus a free monitor for one server.

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Positron adds an experimental MCP server so Claude Code, Codex and other agents can use your live R and Python sessions

In Positron 2026.10, turning on the MCP: Enabled setting lets agents like Claude Code, Codex, OpenCode, Kiro, Gemini and Copilot CLI see your loaded data, plots and consoles and run code there, labeled with the agent's name. Posit warns that this amounts to unrestricted shell access under your credentials, so trust decisions fall to your agent harness…

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