XiDao Tech Blog/
Tags/
Vector Database/

Vector Database

RAG 2.0 in Practice: Latest Retrieval-Augmented Generation Architecture in 2026

2026-05-01·3242 words·16 mins

Technical Tutorial RAG AI LLM Vector Database Architecture

RAG 2.0 in Practice: Latest Retrieval-Augmented Generation Architecture in 2026 # Introduction # Retrieval-Augmented Generation (RAG), first introduced by Facebook AI Research in 2020, has become one of the most critical paradigms in large language model (LLM) applications. By 2026, RAG has evolved from its original naive “retrieve → concatenate → generate” pattern into an entirely new phase — RAG 2.0.

↑