First for Cursor

com.thisfirst/first

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client:Cursor transport:streamable-http

Install First in Cursor

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

{
  "mcpServers": {
    "first": {
      "url": "https://mcp.thisfirst.com/mcp"
    }
  }
}

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