usefulapi

Loops MCP server. Manage Loops contacts, mailing lists, and transactional/event emails.

Claude

  1. Open Settings → Connectors → Add custom connector
  2. Paste this URL:
    https://loops.usefulapi.io/mcp
  3. Authenticate with Loops when prompted

Cursor · VS Code · Windsurf · Cline

Add to your MCP config, then reload & authorize:

{
  "mcpServers": {
    "loops": {
      "url": "https://loops.usefulapi.io/mcp"
    }
  }
}
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This is a Model Context Protocol endpoint — meant to be connected from an AI client, not opened in a browser. An invalid_token response at the URL is the auth gate working as designed; clients authenticate automatically.