AI Chat CLI - .NET Console Application

A simple console chat application powered by Azure OpenAI that demonstrates basic AI integration with .NET 8.

What It Does

Console app for chatting with Azure OpenAI models. Features configurable system prompts, environment-based settings, and proper error handling.

Setup

Prerequisites

• .NET 8 SDK
• Azure OpenAI Service with deployed model

Configuration

1. Clone and navigate

   git clone <repo-url>
   cd ai-chat-dotnet/src/AIChat.CLI

2. Configure settings

   Update appSettings.local.json:

   {
       "AppSettings": {
           "AzureOpenAI": {
               "Endpoint": "https://your-resource.openai.azure.com/",
               "ApiKey": "your-api-key",
               "ModelName": "gpt-4"
           },
           "SystemPrompt": "You are a helpful assistant..."
       }
   }

3. Run

   dotnet run

Technologies Used

• Azure AI Foundry - Azure AI Foundry deployed models using Endpoint and Key Authentication
• Azure AI SDK - Azure AI SDK for .Net
• Azure Open AI Chat Completion - Azure Open AI Chat completion using Azure AI Foundry deployed model
• .NET 8 - Console application with modern C# features

Project Structure

src/AIChat.CLI/
├── Program.cs                  # Main console app with configuration
├── Client/
│   └── AzureOpenAIClient.cs   # AI client with validation
├── appSettings.json           # Default configuration
├── appSettings.local.json     # Local overrides (gitignored)
└── AIChat.CLI.csproj         # Project dependencies

Sample Usage

====================================
AI Chat CLI Powered by Azure Open AI
====================================
Type your message and press Enter to chat. Type 'exit' to quit.

Hi Friend, how can I help you?
> What is async/await in C#?
Async/await in C# allows you to write asynchronous code that appears synchronous...

> exit
Press any key to exit...