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Amazon S3 Vectors now supports up to 10,000 similarity search results per query

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Amazon S3 Vectors now supports up to 10,000 similarity search results per query, a 100x increase from the previous limit.

  • Retrieve larger, more comprehensive candidate sets for similarity queries
  • Ideal for multi-stage retrieval pipelines requiring reranking, aggregations, or deduplication
  • Results returned across multiple pages for efficient processing
  • First 512 KB of data returned per query is free; additional data incurs small fees
  • Available in all AWS Regions where S3 Vectors is supported

This enhancement enables applications to perform more sophisticated retrieval workflows with larger result sets before applying final filtering and ranking logic.



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