PolicyVault MCP Server: Install & Setup

Install PolicyVault in Claude Code

Claude Code

claude mcp add policyvault -e POLICYVAULT_MCP_SERVER_URL=... -e POLICYVAULT_MCP_TOKEN=... -- npx -y policyvault-mcp

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

{
  "mcpServers": {
    "policyvault": {
      "command": "npx",
      "args": [
        "-y",
        "policyvault-mcp"
      ],
      "env": {
        "POLICYVAULT_MCP_SERVER_URL": "...",
        "POLICYVAULT_MCP_TOKEN": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the PolicyVault MCP server do?

Non-custodial Kaspa policy enforcement for AI agents; signers retain custody.

Is the PolicyVault MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does PolicyVault run locally or remotely?

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

How do I add PolicyVault to Claude Code?

Run: claude mcp add policyvault -e POLICYVAULT_MCP_SERVER_URL=... -e POLICYVAULT_MCP_TOKEN=... -- npx -y policyvault-mcp

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