DEV Community

#rag

Retrieval augmented generation, or RAG, is an architectural approach that can improve the efficacy of large language model (LLM) applications by leveraging custom data.

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
Going from top-5 to top-20 retrieval makes every RAG answer 2.7x more expensive

Going from top-5 to top-20 retrieval makes every RAG answer 2.7x more expensive

1
Comments 2
4 min read
FDE 第 4 课 AI 系统怎么验收:评测集、消融实验、拒答率

FDE 第 4 课 AI 系统怎么验收:评测集、消融实验、拒答率

Comments
1 min read
FDE 第 3 课 RAG 入门:为什么企业知识问答不等于「接个大模型」

FDE 第 3 课 RAG 入门:为什么企业知识问答不等于「接个大模型」

Comments
1 min read
RAG Pipeline Utils v3.7.1: Security Fixes From a Code-Scanning Review, and a New npm Page

RAG Pipeline Utils v3.7.1: Security Fixes From a Code-Scanning Review, and a New npm Page

Comments
3 min read
I built a fully offline RAG system on my laptop with Ollama (zero API fees)

I built a fully offline RAG system on my laptop with Ollama (zero API fees)

Comments
1 min read
Your AI Is Only as Reliable as Its Data: Designing an AI-Ready Data Architecture

Your AI Is Only as Reliable as Its Data: Designing an AI-Ready Data Architecture

Comments
8 min read
What Hybrid Search Looks Like When It Has to Run on Your Laptop

What Hybrid Search Looks Like When It Has to Run on Your Laptop

Comments
22 min read
How to Evaluate RAG Retrieval in 2026: Question Sets, Metrics That Mislead, and a Practical Recipe

How to Evaluate RAG Retrieval in 2026: Question Sets, Metrics That Mislead, and a Practical Recipe

Comments 1
20 min read
The Complete Guide to RAG, MCP, LangGraph, Embeddings, and Beyond

The Complete Guide to RAG, MCP, LangGraph, Embeddings, and Beyond

6
Comments 1
14 min read
Why Naive Text Extraction Destroys RAG on Multi-Column PDFs (and How to Fix Reading Order)

Why Naive Text Extraction Destroys RAG on Multi-Column PDFs (and How to Fix Reading Order)

Comments 1
5 min read
Turn PDFs and Word files into Markdown, table rows and RAG chunks, priced per page

Turn PDFs and Word files into Markdown, table rows and RAG chunks, priced per page

Comments
5 min read
How to Design Retrieval Architecture for Insurance Intake Under Time Limits

How to Design Retrieval Architecture for Insurance Intake Under Time Limits

Comments
5 min read
Five episodes on getting the right context into your LLM

Five episodes on getting the right context into your LLM

Comments 1
4 min read
The Chunking Dilemma: Why RAG Fails Before Retrieval Even Starts

The Chunking Dilemma: Why RAG Fails Before Retrieval Even Starts

2
Comments 2
13 min read
Grounded E-commerce Product Search: Explicit Collections, Citations, and Traces

Grounded E-commerce Product Search: Explicit Collections, Citations, and Traces

Comments
5 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.