We’ve trained a model called ChatGPT which interacts in a conversational way. The dialogue format makes it possible for ChatGPT to answer followup questions, admit its mistakes, challenge incorrect premises, and reject inappropriate requests. ChatGPT helps you learn, create, and get things done. Ask questions, explore ideas, write content, analyze information, and more with AI. Download the ChatGPT app for Windows, Mac, iPhone, and Android. Access ChatGPT Work and Codex, use voice conversations, create images, and connect your files and apps. GPT‑5 is smarter across the board, providing more useful responses across math, science, finance, law, and more. It’s like having a team of experts on call for whatever you want to know. ChatGPT is now designed to think deeply when you need it to. Use ChatGPT to answer questions, write, create images, complete work, and code—all in one place. Get started for free or download the app. Log in or sign up to ChatGPT Chat with your files and images Upload a document or image, then ask questions about it. ChatGPT can read, summarize, or explain what it sees. ChatGPT is a generative AI chatbot developed by OpenAI. Originally released on November 30, 2022, the product uses large language models —specifically generative pre-trained transformers (GPTs)—to generate text, speech, and images in response to user prompts. Use ChatGPT to answer questions, write, create images, complete work, and code—all in one place. Get started for free or download the app. Starting today, you can use ChatGPT instantly, without needing to sign-up. We’re rolling this out gradually, with the aim to make AI accessible to anyone curious about its capabilities. We may use what you provide to ChatGPT to improve our models for everyone.