Room-scale RAG: Building a free AI consultant using Cloudflare

This Habr article details the process of creating an AI assistant for a small business website using RAG (Retrieval-Augmented Generation) technology. The authors demonstrate how to implement a functional chatbot while staying within Cloudflare's free hosting quotas. The material provides a step-by-step guide covering seven stages: from database preparation and model selection to setting limits and handling site links. Special attention is paid to analyzing common development pitfalls, such as generating fictitious answers ('hallucinations'), empty responses, or incorrect agent logic. The article includes screenshots, practical optimization tips, and a link to a working prototype, making it a valuable resource for developers looking to implement modern AI solutions with minimal costs.