Two-Key MCP Server: Install & Setup

Install Two-Key in Claude Code

Claude Code

claude mcp add two-key -- uvx two-key

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

{
  "mcpServers": {
    "two-key": {
      "command": "uvx",
      "args": [
        "two-key"
      ]
    }
  }
}

Authorization proxy for another MCP server: a rule check and AI judges approve each tool call

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

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

Run: claude mcp add two-key -- uvx two-key

PranLabs/valca

Scans code, IaC and AI-agent config for security problems. Read-only — nothing can be edited.

wiserautomation/suprawall-plugins-

SupraWall security gateway for AI agents. Provides deterministic guardrails for MCP agents.

aictrl-dev/skills

Project context, backlog tasks, and controlled workflows for coding agents. OAuth sign-in.

1N3/sn1per-mcp

Run scoped, authorized Sn1per pentest, recon and attack surface scans from AI agents; read findings.

cinderfi/cinderfi-mcp

Retirement planning for Canada & US. CPP/OAS, Social Security, RRSP/TFSA, 401k/IRA, Monte Carlo.

Ventrova/sentinel-scan-cli

MCP security scanner: detect tool poisoning, prompt injection & rug-pulls - 10 OWASP heuristics.