In the ever-evolving landscape of artificial intelligence, one notable advancement is the development of free online chatbot versions, particularly exemplified by models like ChatGPT at https://chatgptdemo.ai/. These AI language models, built on the foundation of GPT (Generative Pre-trained Transformer) architecture, have revolutionized online communication and information retrieval. In this article, we delve into the intelligence of today's free online ChatGPT versions, exploring their capabilities, applications, and the impact they have on our digital interactions.