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

Try ChatGPT Free today and use AI to write, learn, plan, and get quick answers—at no cost.

ChatGPT is a sibling model to InstructGPT ⁠, which is trained to follow an instruction in a prompt and provide a detailed response. We are excited to introduce ChatGPT to get users’ feedback and learn about its strengths and weaknesses. During the research preview, usage of ChatGPT is free. Try it now at chatgpt.com ⁠.

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.

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

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

In line with our mission, we are focused on advancing AI technology and ensuring it is accessible and beneficial to everyone. Today we are introducing our newest model, GPT‑4o, and will be rolling out more intelligence and advanced tools to ChatGPT for free.

AI Chat on NoteGPT gives you free online access to GPT-5, Gemini, and more. Unlimited AI chat for writing, learning, coding, and ideas—no sign-up.

Chat with the most advanced AI models — GPT-5.5, Claude Opus 4.7, Gemini 3.1 Pro and more, in one place. Use FreeGPT to access GPT Chat instantly with no login. Chat freely and explore the power of AI without any restrictions.