• ChatGPT is a variant of the GPT (Generative Pre-training Transformer) language model designed to generate human-like text. • It is trained on a large dataset of human conversations and can generate responses that are coherent, contextually relevant, and appropriate. • ChatGPT can be used to generate responses to customer inquiries, create chatbot dialogue, or generate text for language translation systems. • It allows users to engage in natural language conversations on a wide range of topics.