AWS offers a broad portfolio of vector search built directly into the databases and storage services you already use, with no standalone vector database or data migration required. This post covers six purpose-built services, a decision framework for choosing the right engine, and customer proof points for each.

Learn how vector search databases work, what changed in 2025–2026, and what to evaluate before choosing one for RAG, semantic caching, or agent memory.

AWS offers a broad portfolio of vector search built directly into the databases and storage services you already use, with no standalone vector database or data migration…