Azure AI Search
Microsoft managed search service with vector, hybrid, and agentic retrieval for RAG
Azure AI Search (formerly Azure Cognitive Search) is a fully managed search service from Microsoft for building search and RAG applications. It supports full-text, vector, hybrid, and multimodal queries, with semantic ranking and AI enrichment to chunk and vectorize content at indexing time.
It offers a classic index-first search mode and an agentic retrieval mode that plans, decomposes, and merges multi-source queries for agents. Integrates with Azure OpenAI and Azure data sources. Dedicated and serverless (preview) pricing tiers.
Pricing: Pay-as-you-go
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