Quickstart: Create a Web PubSub instance from Azure portal
This quickstart shows you how to create Azure Web PubSub instance from Azure portal.
If you don't have an Azure subscription, create an Azure free account before you begin.
Sign in to Azure
Sign in to the Azure portal at https://portal.azure.com/ with your Azure account.
Create an Azure Web PubSub service instance
Your application will connect to a Web PubSub service instance in Azure.
Select the New button found on the upper left-hand corner of the Azure portal. In the New screen, type Web PubSub in the search box and press enter. (You could also search the Azure Web PubSub from the
Webcategory.)
Select Web PubSub from the search results, then select Create.
Enter the following settings.
Setting Suggested value Description Resource name Globally unique name The globally unique Name that identifies your new Web PubSub service instance. Valid characters are a-z,A-Z,0-9, and-.Subscription Your subscription The Azure subscription under which this new Web PubSub service instance is created. Resource Group myResourceGroup Name for the new resource group in which to create your Web PubSub service instance. Location West US Choose a region near you. Pricing tier Free You can first try Azure Web PubSub service for free. Learn more details about Azure Web PubSub service pricing tiers Unit count - Unit count specifies how many connections your Web PubSub service instance can accept. Each unit supports 1,000 concurrent connections at most. It is only configurable in the Standard tier. 
Select Create to start deploying the Web PubSub service instance.
Try the newly created instance
Next steps
In real-world applications, you can use SDKs in various languages build your own application. We also provide Function extensions for you to build serverless applications easily.
Use these resources to start building your own application:
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