Retainful MCP by usefulapi for Cursor

io.usefulapi/retainful

List contacts and lists; create contacts, add them to lists and record events in Retainful.

client:Cursor transport:streamable-http tools:7

Install Retainful MCP by usefulapi in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

{
  "mcpServers": {
    "retainful": {
      "url": "https://retainful.usefulapi.io/mcp"
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs