ChatGPT is a conversational AI model developed by OpenAI that can engage in natural-sounding conversations. It uses a dialogue format to respond to questions, correct mistakes, and decline inappropriate requests. The model's ability to admit errors and challenge incorrect assumptions makes it more relatable and human-like. --- Why it matters: This matters because ChatGPT represents a significant advancement in conversational AI, which could lead to improved customer service chatbots, more effective language translation tools, and potentially even new forms of human-computer interaction. Source: https://openai.com/index/chatgpt