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AWS Blocks Aims to Simplify Building RAG Document Chat Apps on AWS

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Retrieval-Augmented Generation (RAG) has become the standard approach for building AI applications that answer questions using private or uploaded documents. Implementing RAG on AWS typically requires integrating multiple services — including S3, Amazon Bedrock, vector storage, IAM, and background jobs — which creates significant developer complexity. AWS Blocks is a new framework designed to unify infrastructure, backend APIs, and frontend code into a single cohesive project rather than separate repositories. Developers can scaffold a complete document ingestion and retrieval pipeline using a CLI tool and an AI coding assistant skill that provides up-to-date AWS Blocks guidance. The resulting application allows users to upload documents, generate embeddings, retrieve relevant passages, and receive grounded AI responses with source citations.

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