Katarzyna Hewelt, a Data Scientist at CodiLime, invites you on the journey of the capabilities and applications of Retrieval-Augmented Generation (RAG) and function calling. In detail, she explains how these techniques improve LLMs due to their capability to access and incorporate current and specific data. Katarzyna gives a step-by-step understanding of how both methods work, how to implement them, and when it is appropriate to use each of them. This video is especially useful for anyone who wants to get an overview of new AI technologies and how they can be used to enhance the functionality of an application.