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Retrieval augmented generation tutorial: How to build a RAG pipeline

Blog post from Contentful

Post Details
Company
Date Published
Author
Casey Lisak
Word Count
3,289
Company Posts That Month
9
Language
English
Hacker News Points
-
Post removed?
No
Summary

The tutorial provides a comprehensive guide to building a retrieval augmented generation (RAG) pipeline from scratch, utilizing tools like OpenAI's API and ChromaDB, a vector database. It outlines the process of converting queries and documents into vector embeddings for effective information retrieval, storing these embeddings in ChromaDB, and using an OpenAI language model to generate responses based on the retrieved data. The example uses data from a fictional company, PC Emporium, and emphasizes the importance of data chunking to improve retrieval accuracy. The guide highlights potential issues like RAG hallucinations and suggests using metadata to mitigate inaccuracies. It also explains how a headless CMS, such as Contentful, can enhance data reliability by structuring content and updating it seamlessly. Furthermore, it discusses next steps for improving the pipeline, including using frameworks like Langchain, switching to scalable databases, and implementing incremental ingestion and reranking strategies to enhance performance and accuracy.

Trends Found in this Post
Trend Post Mentions Total Month Mentions Posts Companies MoM
RAG 45 1,269 303 107 +16%
Vector Search 35 2,295 473 148 +5%
LLM 21 7,785 1,392 257 +13%
AI Agents 1 7,271 1,522 272 -3%
Observability 1 4,225 844 205 -6%
Real-time 1 6,610 1,517 254 +2%
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