The Complete RAG Systems Guide: From Zero to Production

For developers learning AI application engineering, this article maps the complete RAG pipeline from ingestion, chunking, retrieval, reranking, and generation to evaluation and operations, and presents an evolution path from a minimal viable solution to production.

March 27, 2026 · 16 min · 3237 words · Andy SI
Read more

RAG Chunking Best-Practices Guide

Drawing on benchmarks and industry practice from multiple organizations, this guide presents default RAG chunking settings, parameter-tuning methods, and strategies for different document types.

March 18, 2026 · 10 min · 2050 words · Andy SI
Read more

The Complete Best-Practices Guide to Prompt Engineering

A long-form Prompt Engineering guide for AI application engineers, covering foundational principles, context design, task chains, injection defenses, agent prompt design, and evaluation-driven development.

March 11, 2026 · 19 min · 4045 words · Andy SI
Read more

Notes on Anthropic's Contextual Retrieval

Starting from Anthropic’s Contextual Retrieval article and Appendix II, these notes summarize the core method, experimental findings, and RAG architecture principles suitable for production.

March 11, 2026 · 5 min · 994 words · Andy SI
Read more

Essential Reading for Contextual Retrieval and RAG

A curated list of ten high-value articles on Contextual Retrieval, Context Engineering, and RAG evaluation, spanning Anthropic’s original publications, open-source implementation guides, and a review of 2025 trends.

March 9, 2026 · 4 min · 801 words · Andy SI
Read more