How to use AssemblyAI with C#

The text provides a detailed guide on how to utilize AssemblyAI's Speech AI models with C# through the built-in `HttpClient` to transcribe, analyze, and enhance audio data using various tools and techniques. It explains the processes of transcribing audio files, including uploading local files, and real-time transcription using WebSockets, as well as applying language models to generate insights from audio transcripts via the LLM Gateway. Additionally, it covers the use of speech understanding models for sentiment analysis, highlighting the implementation steps and the importance of API key authorization. The guide also points out the benefits of using AssemblyAI's advanced features to process audio data efficiently and effectively.