Higher capacity partitions became available in selected regions starting in April 2024 with a second wave following in May 2024. If you're using an older search service, create a new search service to benefit from more capacity at the same billing rate. To check existing capacity, find your search service and select the Properties tab in the middle of the Overview page. To check search service age, follow these instructions. Currently, there are just a few regions that don't offer higher capacity partitions. Regional support for extra capacity is noted in the footnotes of this article.
Divides a region's data centers into distinct physical location groups, providing high-availability within the same geo. Regional support is noted in this article.
Refers to skills that make internal calls to Azure AI for enrichment and transformation during indexing. Integration requires that Azure AI Search coexists with an Azure AI multi-service account in the same physical region. Regional support is noted in this article.
Refers to skills and vectorizers that make internal calls to deployed embedding and chat models on Azure OpenAI. Check Azure OpenAI model region availability for the most current list of regions for each embedding and chat model. Specific Azure OpenAI models are in fewer regions, so be sure to check for joint regional availability before installing.
Refers to skills and vectorizers that make internal calls to the models hosted in the model catalog. Check Azure AI Foundry region availability for the most current list of regions.
Takes a dependency on Microsoft-hosted models in specific regions. Regional support is noted in this article.
Azure Public regions
You can create an Azure AI Search resource in any of the following Azure public regions. Almost all of these regions support higher capacity tiers. Exceptions are noted where they apply.
AI service integration refers to internal connections to an Azure AI multi-service account and doesn't include Azure OpenAI integration.
Americas
Region
AI service integration
Semantic ranker
Availability zones
Capacity constrained
Brazil South
✅
✅
Canada Central
✅
✅
✅
Canada East
✅
East US
✅
✅
✅
East US 2
✅
✅
✅
Basic, S1
Central US
✅
✅
✅
North Central US
✅
✅
South Central US
✅
✅
✅
All Tiers
West US
✅
✅
West US 2
✅
✅
✅
West US 3
✅
✅
✅
Basic, S1
West Central US
✅
✅
Europe
Region
AI service integration
Semantic ranker
Availability zones
Capacity constrained
North Europe
✅
✅
✅
S2, S3, S3, S3 HD, L1, L2
West Europe 1
✅
✅
✅
All Tiers
France Central
✅
✅
✅
Germany West Central 1
✅
✅
Italy North
✅
Norway East
✅
✅
Poland Central
Spain Central 1
✅
Sweden Central
✅
✅
Switzerland North
✅
✅
✅
Switzerland West 1
✅
✅
✅
UK South
✅
✅
✅
UK West
✅
1 This region runs on older infrastructure that has lower storage limits per partition at every tier. Choose a different region if you want higher limits.
Middle East
Region
AI service integration
Semantic ranker
Availability zones
Capacity constrained
Israel Central 1
✅
Qatar Central 1
✅
UAE North
✅
✅
1 This region runs on older infrastructure that has lower storage limits per partition at every tier. Choose a different region if you want higher limits.
Africa
Region
AI service integration
Semantic ranker
Availability zones
Capacity constrained
South Africa North
✅
✅
Asia Pacific
Region
AI service integration
Semantic ranker
Availability zones
Capacity constrained
Australia East
✅
✅
✅
Australia Southeast
✅
East Asia
✅
✅
✅
Southeast Asia
✅
✅
✅
Central India
✅
✅
✅
Jio India West
✅
✅
South India 1
✅
Japan East
✅
✅
✅
Japan West
✅
✅
Korea Central
✅
✅
✅
Korea South
✅
1 This region runs on older infrastructure that has lower storage limits per partition at every tier. Choose a different region if you want higher limits.
Azure Government regions
Region
AI service integration
Semantic ranker
Availability zones
Capacity constrained
Arizona
✅
✅
Texas
✅
Virginia
✅
✅
✅
All Tiers
Azure operated by 21Vianet
Region
AI service integration
Semantic ranker
Availability zones
Capacity constrained
China East
China East 2 1
✅
China East 3
China North
China North 2 1
China North 3
✅
✅
1 This region runs on older infrastructure that has lower storage limits per partition at every tier. Choose a different region if you want higher limits.