AWS Adds Single-Shot RAG and Retrieval-Only Mode to Bedrock

Amazon Web Services announced on November 9, 2026 that Amazon Bedrock Managed Knowledge Base now supports single-shot retrieval-augmented generation (RAG) and passage-only requests through AgenticRetrieveStream. An expanded 0–5 range for maxAgentIteration lets applications select source retrieval, a one-search answer, or the service’s existing multi-step agentic retrieval. The update brings the basic RAG pattern, one retrieval followed by a generated answer, into the same streaming API used for…

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AWS Adds Single-Shot RAG and Retrieval-Only Mode to Bedrock