ChatGPT-4o can handle more complex instructions and follow them more accurately than its predecessors. It's more adept at understanding and executing multi-step instructions or those that require a higher level of reasoning. One of the most striking differences between version 4 and its predecessor is that you can now upload documents into the prompt window. ChatGPT-4 can analyze Word documents, spreadsheets, and images. ChatGPT-4 also enables you to use other users' customized GPTs and even allows you to create your own. We'll be looking at that in more detail below. (note: check out my custom GPT https://chatgpt.com/g/g-pLDOh2PHk-ray-s-eduai-advisor )