Azure DocumentDB is a managed document database for BSON and JSON documents. It supports transactions and vector search, offers cloud and other deployment models, and lists Linux, macOS, and Windows as supported platforms. Documents can be up to 16.0 MB. The Free Tier is free for the life of the cluster and includes 32 GB of storage and one free database server per subscription. Capacity plans range from M10, with one vCore and 2 GiB of memory per node, through M300, with 96 vCores and 384 GiB per node. Other listed configurations include M25, with two burstable vCores and 8 GiB per node. M200 Autoscale is billed hourly according to usage and offers up to 64 vCores and 256 GiB of memory. Listed M-series amounts are shown as $-, with actual prices depending on region and currency. The range of cluster configurations gives teams options to consider alongside the free cluster allowance, while the maximum document size and supported formats define important fit considerations.
Who it is for
It suits application teams working with BSON or JSON documents that need transactions or vector search. The free cluster and range of capacity configurations may be relevant to teams evaluating managed document database deployment.
What is good
- Supports BSON and JSON documents.
- Includes transactions and vector search.
- Free Tier lasts for the life of the cluster.
- Maximum document size is 16.0 MB.
What to know first
- Free Tier is limited to one server per subscription.
- M-series prices depend on region and currency.
- M200 Autoscale bills hourly according to usage.
Verdict
DocumentDB combines document storage with transactions and vector search, and lists free and capacity-based configurations. Check regional pricing and the stated cluster limits when considering a plan.
Get started with Azure DocumentDB
- Open the Azure DocumentDB website.
- Choose the Free Tier or an M-series configuration.
- For the Free Tier, use one database server per subscription.
- Select a supported platform: Linux, macOS, or Windows.
What the free plan stops at
The Free Tier includes 32 GB of storage and one free database server per subscription. M-series plan amounts depend on region and currency; M200 Autoscale offers up to 64 vCores and 256 GiB of memory.
Questions about Azure DocumentDB
Is there a free plan?
Yes. The Free Tier is billed free for the life of the cluster and includes 32 GB of storage and one free database server per subscription.
Which platforms are supported?
The listed platforms are Linux, macOS, and Windows.
Which document formats does it support?
Azure DocumentDB supports BSON and JSON documents.
Does it support transactions and vector search?
Yes. Both are listed capabilities.
How are the M-series plans priced?
The listed M-series plan prices display as $-, and actual amounts depend on region and currency. M200 Autoscale is billed hourly according to usage.
Where can I access it?
The product website is https://azure.microsoft.com/en-us/products/documentdb.
Azure DocumentDB plans and pricing
All plansCompared on document databases
- Free plan
- Yes
- Deployment model
- both
- Managed cloud
- Yes
- Document formats
- BSON, JSON
- Transactions
- Yes
- Vector search
- Yes
- Maximum document size
- 16 MB




