Principia MCP Server: Install & Setup

Install Principia in Claude Code

Claude Code

claude mcp add --transport http principia https://peopleprincipia.com/api/mcp

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

{
  "mcpServers": {
    "principia": {
      "url": "https://peopleprincipia.com/api/mcp"
    }
  }
}

Frequently asked questions

What does the Principia MCP server do?

Source-graded registry of organizational measurement: constructs, priors, instruments, citations.

Is the Principia 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 Principia run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Principia to Claude Code?

Run: claude mcp add --transport http principia https://peopleprincipia.com/api/mcp

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