Gradio is an open-source Python library designed to simplify the process of creating user interfaces for machine learning models. It allows developers to quickly build interactive web applications that can showcase their models, enabling users to input data and receive predictions in real-time. With Gradio, users can customize layouts using blocks, making it easy to create visually appealing interfaces without extensive web development knowledge. This tool is particularly beneficial for researchers and practitioners in AI and data science, as it enhances model accessibility and facilitates user engagement through intuitive design.