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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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Understanding LangChain and Vector Embeddings: The Power Duo of Modern AI Applications

Understanding LangChain and Vector Embeddings: The Power Duo of Modern AI Applications

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5 min read
RAG From Scratch: Build a System That Answers Questions From Your Docs

RAG From Scratch: Build a System That Answers Questions From Your Docs

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5 min read
The FAQ Bot That Made Up Answers When It Couldn’t Find Real Ones

The FAQ Bot That Made Up Answers When It Couldn’t Find Real Ones

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4 min read
Elasticsearch: Best Memory for Agents

Elasticsearch: Best Memory for Agents

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9 min read
Hybrid Search for E-commerce: When Keywords Alone Fail

Hybrid Search for E-commerce: When Keywords Alone Fail

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3 min read
Graph RAG: Architecture and Implementation of Knowledge-Graph-Augmented Generation

Graph RAG: Architecture and Implementation of Knowledge-Graph-Augmented Generation

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9 min read
Why Feature Stores Didn't Fix Training–Serving Skew

Why Feature Stores Didn't Fix Training–Serving Skew

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4 min read
How I sped up HNSW construction ~2.7x

How I sped up HNSW construction ~2.7x

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4 min read
How to Build a Simple Persistent Memory Layer for LLM Apps (With Code)

How to Build a Simple Persistent Memory Layer for LLM Apps (With Code)

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3 min read
Building a RAG pipeline with Kreuzberg and LangChain

Building a RAG pipeline with Kreuzberg and LangChain

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6 min read
Chunking for context: 6 Strategies Every AI Engineer Should Know

Chunking for context: 6 Strategies Every AI Engineer Should Know

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6 min read
Beyond the AI Chatbot Hype: Why We Built a Hybrid Agent Instead of Buying One

Beyond the AI Chatbot Hype: Why We Built a Hybrid Agent Instead of Buying One

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15 min read
Building a Production-Ready RAG Chatbot with AWS Bedrock, LangChain, and Terraform

Building a Production-Ready RAG Chatbot with AWS Bedrock, LangChain, and Terraform

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12 min read
TalentArch-AI: Building an Architectural Talent Matching Agent

TalentArch-AI: Building an Architectural Talent Matching Agent

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5 min read
LLM-as-a-Judge: Automated Scoring and Reliability vs. Human Evaluation

LLM-as-a-Judge: Automated Scoring and Reliability vs. Human Evaluation

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6 min read
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