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Announcing Amazon S3 Vectors (Preview)—First cloud object storage with native support for storing and querying vectors

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Amazon has announced Amazon S3 Vectors, a new cloud storage solution with native vector storage and querying capabilities designed for AI applications.

  • Reduces vector storage and querying costs by up to 90%
  • Provides sub-second query performance and massive scalability
  • Supports up to 10,000 vector indexes per bucket
  • Natively integrated with Amazon Bedrock Knowledge Bases and Amazon OpenSearch Service
  • Ideal for semantic search, AI agent context, and large dataset management

The preview is currently available in multiple AWS regions, offering a cost-effective and scalable solution for storing and searching vector data across various AI applications.



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