In this tutorial, we dive into the world of AI chatbots and show you how to build one that leverages data from PDF documents as its knowledge base. This includes: how to parse data from PDF files using Document AI; how to convert parsed data into Text Embeddings with Vertex AI; how to set up a knowledge base (vector database) using Elasticsearch; how to utilize Google’s Palm AI system to underpin your chatbot; and how to integrate the knowledge base with your chatbot for dynamic and informative responses.