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.
I built a VS Code extension that lets you chat with your database - everything runs locally

I built a VS Code extension that lets you chat with your database - everything runs locally

6
Comments 2
3 min read
Build a Simple Local Pune Travel AI with FAISS + Ollama LLM - POC

Build a Simple Local Pune Travel AI with FAISS + Ollama LLM - POC

1
Comments
4 min read
Construyendo cosas... Día 1: Bot de nutrición deportiva con RAG

Construyendo cosas... Día 1: Bot de nutrición deportiva con RAG

Comments
5 min read
How We Built a Vector Database for SEC Filings Using PostgreSQL + pgvector

How We Built a Vector Database for SEC Filings Using PostgreSQL + pgvector

2
Comments
6 min read
Vector Search Metrics 🎯: Why Your "Distance" Might Be Wrong

Vector Search Metrics 🎯: Why Your "Distance" Might Be Wrong

Comments
3 min read
I Spent $400/Month on a Reranker That Made My RAG Worse

I Spent $400/Month on a Reranker That Made My RAG Worse

Comments
5 min read
TxtAI got skills

TxtAI got skills

1
Comments
4 min read
My RAG Stack for Code Retrieval: pgvector HNSW + Metadata Filters + Reranking (and the Parts I Refuse to Guess About)

My RAG Stack for Code Retrieval: pgvector HNSW + Metadata Filters + Reranking (and the Parts I Refuse to Guess About)

Comments
5 min read
I Gave My Trading Agent Memory and It Made Everything Worse

I Gave My Trading Agent Memory and It Made Everything Worse

3
Comments
13 min read
💥 Hot off the news: Docling Chart Extraction is out! Finally, an Easy Way to RAG Your Charts

💥 Hot off the news: Docling Chart Extraction is out! Finally, an Easy Way to RAG Your Charts

Comments
7 min read
How I Test an AI Support Agent: A Practical Testing Pyramid

How I Test an AI Support Agent: A Practical Testing Pyramid

Comments
26 min read
Web Scraping API for structured data from any website - incl. authenticated and JS-heavy pages.

Web Scraping API for structured data from any website - incl. authenticated and JS-heavy pages.

4
Comments
3 min read
Semantic Caching in RAG Systems & AI Agents

Semantic Caching in RAG Systems & AI Agents

1
Comments 6
11 min read
Single-Pass RAG Is Dead — Here's What Replaced It in 2026

Single-Pass RAG Is Dead — Here's What Replaced It in 2026

Comments
5 min read
An Introduction to Retrieval Augmented Generation (RAG)

An Introduction to Retrieval Augmented Generation (RAG)

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