Yes, you could join up for a time-confined account at no fee, without a dedication. To join up, visit Try Azure Cosmos DB at no cost or study extra within the Try Azure Cosmos DB FAQ.
If you are new to Azure, you could sign up for an Azure free account, which offers you 30 days and and a credit score to attempt all of the Azure services. If you have a Visual Studio subscription, you are also eligible for free Azure credits to use on any Azure provider.
You also can use the Azure Cosmos DB Emulator to increase and test your software regionally at no cost, without developing an Azure subscription. When you are happy with how your software is operating inside the Azure Cosmos DB Emulator, you could switch to using an Azure Cosmos DB account within the cloud.
