Tag

RAG

All posts tagged with "RAG".

May 15, 2026

Why Most RAG Pipelines Fail in Production — And How to Actually Debug Them

John Berryman, early GitHub Copilot engineer and author of Prompt Engineering for LLMs, explains why treating RAG as a black box guarantees failure and shares the decomposition framework he uses to debug production systems.

Insight

Apr 24, 2026

Why Most AI Teams Don't Actually Need RAG

Paul Iusztin (Founding AI Engineer, author of LLM Engineer's Handbook) explains why RAG hurts more than it helps in production AI agents — and the 64,000-token threshold that should change how you think about retrieval.

Insight

RAG LLM engineering AI agents context engineering vertical AI

Apr 20, 2026