// tag
#RAG
3 articles tagged RAG.
AIAI 8 min read
How to Build a Production-Ready Multi-LLM System: A 2026 Architecture Guide
A deep architecture guide to multi-LLM systems — model routing, fallbacks, cost instrumentation, and caching — from someone who runs these in production and cut a client's model bill 40–60%.
AIAI 6 min read
RAG Explained: Building Retrieval-Augmented Generation with LangChain
A practical LangChain RAG tutorial that goes past the demo — chunking strategy, embedding choice, hybrid search, evaluation, and the source-citation grounding that keeps a chatbot from making things up.
AIAI 7 min read
Choosing a Vector Database in 2026: pgvector vs Pinecone vs Chroma
A practical vector database comparison for RAG — pgvector vs Pinecone vs Chroma on cost, scale, ops, and filtering. Which one I default to, when I switch, and the decision rule I use on client builds.