Quick Use
# parse → chunk → embed → retrieve
from docling.document_converter import DocumentConverter
from langchain.text_splitter import RecursiveCharacterTextSplitter
from langchain_community.vectorstores import Qdrant
docs = DocumentConverter().convert("knowledge_base/")
chunks = RecursiveCharacterTextSplitter(chunk_size=512).split_documents(docs)
vectorstore = Qdrant.from_documents(chunks, embedding=OpenAIEmbeddings())Intro
RAG (retrieval-augmented generation) is the mainstream architecture for AI apps that need access to private data. This guide covers every stage of a production RAG pipeline: document parsing, chunking strategy, embedding models, vector database selection, retrieval techniques, and evaluation methods. With code examples and hard-won lessons.
Source & Thanks
Synthesized from production RAG deployments, research papers, and community benchmarks.