ReasonGate

io.github.cgrtml/reasongate

Provenance gateway for stdio MCP servers: blocks tool calls fed by untrusted tool results.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "reasongate": {
      "command": "uvx",
      "args": [
        "reasongate"
      ]
    }
  }
}

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
0.7.0
Registry
active
Published
9/23/2026

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ReasonGate — listed on Serverdex

HTML — for your website

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Recommended. A dofollow link from your own domain is the one that counts for search engines, and it's the link we check for a free listing.

Markdown — for your README

[![ReasonGate — listed on Serverdex](https://serverdex.io/brand/badge.svg)](https://serverdex.io/server/io-github-cgrtml-reasongate?utm_source=badge)

Nice for visibility, but GitHub marks README links nofollow, so it doesn't pass authority. Use the HTML badge on your site as well.