Build AI systems that retrieve real knowledge-not just guess.
Tired of hallucinating chatbots that can't stay grounded in facts? This hands-on guide teaches you how to build production-grade Retrieval-Augmented Generation (RAG) applications using Python, LangChain, Pinecone, and OpenAI. Whether you're a developer, founder, data engineer, or AI enthusiast, you'll learn how to build scalable LLM apps that accurately retrieve and reason over your own data-fast, modular, and reliably.
From indexing PDFs to deploying full-stack document assistants, you'll follow real-world examples that go beyond prompting. You'll learn how to chain prompts, inject context, query vector databases, fine-tune retrieval logic, and confidently launch intelligent apps that work on your terms-no black boxes, no guesswork.
What You'll Learn:
Build your first RAG pipeline in Python with LangChain and Pinecone
Structure and index documents using embeddings and metadata
Deploy real-world apps: legal Q&A bots, SaaS search, internal copilots
Reduce token usage, monitor performance, and debug live queries
Integrate open-weight models like LLaMA 3 and Mistral
Master advanced techniques like RAG-Fusion, HyDE, and query rewriting
Compare and choose vector DBs: Pinecone, Chroma, FAISS, Weaviate
Make smart decisions about tools, agents, memory, and reliability
This isn't another buzzword-filled AI book. It's your practical blueprint for building retrieval-first, scalable, and transparent AI systems.
Who This Book Is For:
Developers, backend engineers, founders, data scientists, and technical PMs who want to move beyond playground prompts and build real RAG systems-accurately, securely, and at scale.