azure-ai-voicelive-dotnet

# Azure.AI.VoiceLive (.NET) Real-time voice AI SDK for building bidirectional voice assistants with Azure AI. ## Installation ```bash dotnet add package Azure.AI.VoiceLive dotnet add package Azure.Identity dotnet add package NAudio # For audio capture/playback ``` **Current Versions**: Stable v1.0.0, Preview v1.1.0-beta.1 ## Environment Variables ```bash AZURE_VOICELIVE_ENDPOINT=https://<resource>.services.ai.azure.com/ AZURE_VOICELIVE_MODEL=gpt-4o-realtime-preview AZURE_VOICELIVE_VOICE=en-US-AvaNeural # Optional: API key if not using Entra ID AZURE_VOICELIVE_API_KEY=<your-api-key> ``` ## Authentication ### Microsoft Entra ID (Recommended) ```csharp using Azure.Identity; using Azure.AI.VoiceLive; Uri endpoint = new Uri("https://your-resource.cognitiveservices.azure.com"); DefaultAzureCredential credential = new DefaultAzureCredential(); VoiceLiveClient client = new VoiceLiveClient(endpoint, credential); ``` **Required Role**: `Cognitive Services User` (assign in Azure Portal → Access control) ### API Key ```csharp Uri endpoint = new Uri("https://your-resource.cognitiveservices.azure.com"); AzureKeyCredential credential = new AzureKeyCredential("your-api-key"); VoiceLiveClient client = new VoiceLiveClient(endpoint, credential); ``` ## Client Hierarchy ``` VoiceLiveClient └── VoiceLiveSession (WebSocket connection) ├── ConfigureSessionAsync() ├── GetUpdatesAsync() → SessionUpdate events ├── AddItemAsync() → UserMessageItem, Function...