This production-ready remote Model Context Protocol (MCP) server, built with C# and ASP.NET Core, offers a robust and secure foundation for extending AI assistants like Claude Code, Cursor, and VS Code with custom functionalities. It features enterprise-grade authentication, including OAuth 2.1 with multi-method login options like WebAuthn, biometrics, and hardware security keys. Beyond its strong security, the server provides a comprehensive set of reflection tools, enabling self-documentation and easy discovery of its 16 included utilities across math, data, and general-purpose categories, making it highly extensible and manageable in multi-tenant environments.