The article discusses the implementation of a Retrieval-Augmented Generation (RAG) system to enhance Claude with AI-friendly documentation.Key principles of AI-friendly documentation include clear headers, comprehensive single files, and focused content.RAG systems automatically retrieve relevant documentation fragments for queries, improving LLMs' understanding.The guide covers setting up a Qdrant vector database, indexing documentation, configuring an MCP server, and building a RAG pipeline.Vector embeddings play a crucial role in RAG systems, capturing semantic meaning for text processing.The Model Context Protocol (MCP) standardizes communication between the RAG system, Qdrant, and Claude.The architecture involves processing AI-friendly documentation, storing embeddings, and retrieving relevant information seamlessly.Setting up the RAG environment includes installing and configuring Qdrant, preparing Angular documentation, and setting up the MCP server.LlamaIndex.TS simplifies the process from document processing to retrieval, creating searchable vector collections for Angular documentation.The system ensures contextual relevance in retrieval, leading to accurate and meaningful search results for technical documentation.