AdversaryGate MCP Server: Install & Setup

Install AdversaryGate in Claude Code

Claude Code

claude mcp add adversarygate -- uvx adversary-gate-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "adversarygate": {
      "command": "uvx",
      "args": [
        "adversary-gate-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the AdversaryGate MCP server do?

Fail-closed merge gate an agent calls before saying done: MERGE, BLOCK or INCONCLUSIVE.

Is the AdversaryGate MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does AdversaryGate run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add AdversaryGate to Claude Code?

Run: claude mcp add adversarygate -- uvx adversary-gate-mcp

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