Build agentic retrieval on a Managed Amazon Bedrock Knowledge Base with CDK

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This post builds enterprise agentic retrieval on a Managed Amazon Bedrock Knowledge Base with the AWS Cloud Development Kit (AWS CDK). To see why that’s worth building, it helps to start with where ordinary Retrieval Augmented Generation (RAG) breaks down. Most RAG systems start the same way: they embed the question, fetch the nearest chunks from one index, hand them to a model, and return the answer. One retrieval, one generation. For a large class of questions that’s the right design, and…