What is Azure Cosmos DB?
Azure Cosmos DB is Microsoft’s managed distributed database service for application data. This profile centres on the NoSQL document service: account, region, partition key and consistency choices shape the application design. Provisioned throughput, autoscale and serverless are different capacity arrangements.
Who is Azure Cosmos DB for?
Teams evaluating a managed document application database within Azure.
Azure Cosmos DB features
The core capabilities to consider for your workflow.
- Managed document data storage
- Partitioning and query APIs
- Configurable distribution and consistency
- Provisioned, autoscale and serverless arrangements
Azure Cosmos DB pricing
Eligible provisioned free tier; serverless differs
Estimate request-unit demand or serverless operations, storage, regions, replication, backup and transfer. Specify the capacity model and exact API in the quote.
Calculate the cost of your quote →Free access & evaluation
An eligible new free-tier account can receive 1,000 RU/s and 25 GB of storage, with one such account per subscription. The free tier is not available for serverless accounts; other Azure credits and trials differ.
Before you choose Azure Cosmos DB
Name the exact API and account type instead of assuming compatibility across Microsoft database products.
Partition design, consistency choices and query request-unit consumption need representative evaluation.
Explore Azure Cosmos DB in more detail
Take a closer look at the decisions behind this product.
Cosmos DB vs Firestore: document APIs, capacity and application access
Read the articleCompare Azure Cosmos DB
Explore the individual profiles
Azure Cosmos DB FAQs
Does Azure Cosmos DB have a free plan?
An eligible new free-tier account can receive 1,000 RU/s and 25 GB of storage, with one such account per subscription. The free tier is not available for serverless accounts; other Azure credits and trials differ.
Who is Azure Cosmos DB for?
Teams evaluating a managed document application database within Azure.
What should I compare before buying?
Check the tier that contains your essential features, confirm plan limits and compare the total quote with your own expected usage.