Amazon S3 Vectors increases the maximum similarity search results to 10,000 per query, a 100-fold increase from previous limits, assisting multi-stage retrieval pipelines that apply reranking, aggregations, or deduplication. QueryVectors API responses deliver results across multiple pages, and the first 512 KB of returned data per query remains complimentary.
Amazon S3 Vectors now supports up to 10,000 similarity search results per query
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June 16, 2026
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amazon-elastic-beanstalk