The video provides a tutorial on how to build a full-stack web app using ChatGPT. The video explains that the website, located at emoji.pythonanywhere.com, is a web app that displays a random emoji each time the user visits the website. The video explains that the tech stack for the web app includes HTML, CSS, and Python with a Flask server. The video explains how to build the web app by first downloading a collection of emojis from pixabay.com, then using ChatGPT to write code for a Python Flask server. The video explains how to use the generated code to create the app.py and index.html files, and how to add CSS to the website using ChatGPT. The video then explains how to test the website locally and how to deploy it to the cloud using pythonanywhere.com. The video concludes by showing the completed website and how to access it. ChatGpt Tutorial Hub