Embedding Drift Detection: A 50-Line Monitor for Production RAG

Book: RAG Pocket Guide: Retrieval, Chunking, and Reranking Patterns for Production Also by me: Thinking in Go (2-book series) — Complete Guide to Go Programming + Hexagonal Architecture in Go My project: Hermes IDE | GitHub — an IDE for developers who ship with Claude Code and other AI coding tools Me: xgabriel.com | GitHub When the embedding API itself collapses, the moments-based detector I wrote about earlier catches it. This post is about the other failure mode: the API is fine, your data ha