ChatGPT is an AI-powered chatbot developed by OpenAI that uses advanced natural language processing (NLP) to generate human-like responses. It is based on the GPT (Generative Pre-trained Transformer) architecture, which is trained on vast amounts of text data to understand and generate meaningful conversations. ChatGPT works by analyzing user input, predicting the most relevant responses, and providing coherent and context-aware replies. It can assist with various tasks, including answering questions, generating content, coding, brainstorming ideas, and more. Whether for personal use, business, or education, ChatGPT enhances productivity and simplifies complex topics with AI-driven intelligence.