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#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.

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A reranker made my legal search worse

A reranker made my legal search worse

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6 min read
Why AI Agents Are Rediscovering Grep: The Limits of Vector RAG in Real-World Engineering

Why AI Agents Are Rediscovering Grep: The Limits of Vector RAG in Real-World Engineering

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11 min read
Day 09/90: When Retrieved Content Becomes an Instruction — Prompt Injection in RAG

Day 09/90: When Retrieved Content Becomes an Instruction — Prompt Injection in RAG

Comments 2
3 min read
Travel Itinerary Retrieval Architecture — Access Rules for Bounded, Citable Results

Travel Itinerary Retrieval Architecture — Access Rules for Bounded, Citable Results

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6 min read
Deleted, Emptied, Half-Written: 6 Files a Nightly RAG Ingestion Job Gets Wrong in .NET 10

Deleted, Emptied, Half-Written: 6 Files a Nightly RAG Ingestion Job Gets Wrong in .NET 10

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5 min read
Evaluating Retrieval Quality in .NET

Evaluating Retrieval Quality in .NET

Comments 1
15 min read
Your Ollama App Is Guessing. Three Ways to Make It Answer From Data

Your Ollama App Is Guessing. Three Ways to Make It Answer From Data

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4 min read
I Built a RAG Chatbot That Answers Questions About a Constitution — With Sources

I Built a RAG Chatbot That Answers Questions About a Constitution — With Sources

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3 min read
RAG Observability 2026: How to Monitor Retrieval Pipelines in Production

RAG Observability 2026: How to Monitor Retrieval Pipelines in Production

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4 min read
What Actually Happens When You Build a Production RAG Chatbot on Amazon Bedrock

What Actually Happens When You Build a Production RAG Chatbot on Amazon Bedrock

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35 min read
We Tested Three Embedding Models for AI Memory. The Wrong Answer Was Already in the Top Five.

We Tested Three Embedding Models for AI Memory. The Wrong Answer Was Already in the Top Five.

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5 min read
RAG vs Fine-Tuning for Business Chatbots: Which One Should You Use?

RAG vs Fine-Tuning for Business Chatbots: Which One Should You Use?

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3 min read
Turn any web page into clean Markdown for your LLM, without ignoring robots.txt

Turn any web page into clean Markdown for your LLM, without ignoring robots.txt

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4 min read
A Deep Dive into RAG: From Basics to Better Retrieval

A Deep Dive into RAG: From Basics to Better Retrieval

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7 min read
The RAG components that win alone add up to much less together

The RAG components that win alone add up to much less together

Comments 1
5 min read
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