Generative AI library for .NET 9.0 with built-in OpenAI ChatGPT and Google Gemini API clients and support for C# function calling via reflection. Features: - Chat Completion - Response Streaming - Text Embedding - Text-to-Speech - Speech-to-Text - Moderation - Configurable Token Limit - Configurable Character Limit - Configurable Message Limit - Message Pinning - Function Calling - Support for Dependency Injection - Automatic Reattempt on Failure - Advanced Customization