Build a FREE Chatbot using LangChain with a Very Simple & Working Code | A Quick Tutorial!

In this tutorial, we show you how you can build a FREE chatbot like ChatGPT using LangChain through a simple Python code in Google Colab! Specifically, we use the Falcon large language model (LLM) to implement our chatbot. Also, we show you how to add RAG (Retrieval-Augmented Generation) ability to the chatbot so that it can access external data sources such as PDF files to provide more specific responses. LangChain is an open-source framework designed to simplify the development of applications using large language models (LLMs). It provides a comprehensive toolkit and APIs that enable devel…