page_type	languages	products	urlFragment	name	description
sample	azdeveloper aspx-csharp csharp bicep	azure azure-container-apps azure-container-registry azure-cosmos-db blazor aspnet-core entra-id	template	Chat application with Azure Cosmos DB for NoSQL and Azure OpenAI	Sample application that implements multiple chat threads using the Azure OpenAI for completions and Azure Cosmos DB for NoSQL for storage.

Chat application with Azure Cosmos DB for NoSQL and Azure OpenAI

This sample chat application answers questions from the user and tracks chat history across conversations.

Quickstart

Use the Azure Developer CLI to get started with this project quickly.

Prerequisites

This template will create infrastructure and deploy code to Azure. If you don't have an Azure Subscription, you can sign up for a free account here. Make sure you have the contributor role in the Azure subscription.

• Azure Developer CLI
• .NET SDK 8.0
• Docker Desktop

Instructions

1. Log in to AZD.

   azd auth login

   [!NOTE]
   This is only required once per install.

2. Initialize the project in the current directory.

   azd init --template chat-csharp-cosmos-db-nosql-openai

3. Deploy the services to Azure, build your container, and deploy the application.

   azd up

Making changes

If you make changes to the application code, you can run azd deploy to deploy the latest version of your application code.

Development container

A development container is available with .NET 8, Azure CLI, and Azure Developer CLI already pre-installed.

Technology stack

This application uses ASP.NET Core Blazor and the C# programming language.

Azure services

These services are deployed to Azure

	Description
Azure Cosmos DB for NoSQL	History and data storage
Azure OpenAI	Chat completion
Azure Container Registry	Docker container registry
Azure Container Apps	Web application host