Use ChatGPT to answer questions, write, create images, complete work, and code—all in one place. Get started for free or download the app.

Use ChatGPT to answer questions, write, create images, complete work, and code—all in one place. Get started for free or download the app.

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.

GPT-4 is capable of handling over 25,000 words of text, allowing for use cases like long form content creation, extended conversations, and document search and analysis.

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.

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.

We believe our research will eventually lead to artificial general intelligence, a system that can solve human-level problems.

ChatGPT helps you learn, create, and get things done. Ask questions, explore ideas, write content, analyze information, and more with AI.

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.