The Grounded Enterprise: Building Retrieval-Augmented AI Systems That Deserve to Be Trusted

The model is the smallest part of the problem.Most writing on RAG stops at the architecture diagram and treats the languagemodel as the product. In production, the model is one layer in a stackedreliability problem — and the layers beneath it (ingestion, permissions,chunking, retrieval, evidence shaping) decide whether the eloquence on thesurface is grounded in something real or merely confident.This book is about everything that happens after the applause.What you'll learn- The three contracts that hold every RAG system together — data, reasoning, operational — and why implicit contracts are where drift hides.- The knowledge substrate: classify sources by epistemic role, make metadata the control plane, and do permission-preserving indexing so a flattened ACL never becomes a silent data leak.- Retrieval as evidence acquisition: why no single technique survives enterprise reality, how to fuse lexical + dense + metadata, and how to trace a failure back to its true cause.- Grounded generation: curated evidence packets, claim-level citations, treating conflict as signal, and making abstention a feature.- Operating RAG as a distributed system: the two clocks, RAG-native SLIs, error budgets that count quality, and canaries that catch silent failures before your users do.- Evaluation, safety, cost, and governance: the disciplines that turn an occasional good day into the normal day — under real load, real change, and real adversaries.Who it's forAI/ML engineers and platform leads shipping RAG to production; engineeringmanagers accountable for reliability and risk; architects and consultants whoneed a defensible blueprint; anyone whose impressive prototype now has toserve ten thousand users across conflicting systems and shifting policy.What's inside188 pages, four parts, fifteen chapters, plus appendices: a ninety-dayimplementation plan, governance and evaluation checklists, a security runbook,and a one-page executive brief you can adapt directly. Every figure is drawnto clarify a single idea. The whole book follows one fictional company,Meridian, from a thrilling Tuesday demo to a system its lawyers will defend. Read more