Azure AI Search by Microsoft
Managed search service for vector, keyword and hybrid retrieval with semantic ranking for RAG and agents.
Vector databases Official MCP server
＋ Build a stack with Azure AI Search Website Official pricing GitHub
Price
Free plan
then from $0.101/hour
Free tier
Yes
Free tier: 50 MB storage, 3 indexes per service;...
SDK downloads
—
npm @azure/search-documents · PyPI azure-search-documents
Pricing
| Free tier | Free tier: 50 MB storage, 3 indexes per service; semantic ranker first 1k requests free per month |
|---|---|
| Cheapest paid plan | — |
| Usage price | East US: Basic $0.101/hour, Standard S1 $0.336/hour, S2 $1.344/hour, S3 $2.688/hour; semantic ranker $1 per 1K queries |
| Good to know | Billed hourly per search unit and varies by region; hourly rates taken from Microsoft's Azure Retail Prices API (prices.azure.com) because the pricing page renders prices client-side. |
From the official pricing page, checked Oct 10, 2026. Prices change: confirm before you buy.
Use it from an agent
| MCP server | Official: @azure/mcp |
|---|---|
| npm | npm install @azure/search-documents |
| PyPI | pip install azure-search-documents |
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