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.

Stories View all Training to cycle across Antarctica with ChatGPT Jun 11, 2026 Creating new simulations of black holes with Codex Jun 11, 2026

OpenAI operates the service on a freemium model. Users can interact with ChatGPT through text, audio, and image prompts. ChatGPT was quickly adopted, reaching 100 million monthly active users two months after its release and 900 million weekly active users in February 2026.

Introducing ChatGPT for Android: OpenAI’s latest advancements at your fingertips. This official app is free, syncs your history across devices, and brings you the latest from OpenAI, including...

Here's how to wring every bit of usefulness out of the free version of OpenAI's ChatGPT.

Introducing ChatGPT for Android: OpenAI’s latest advancements at your fingertips. This official app is free, syncs your history across devices, and brings you the latest from OpenAI, including...

Jump into AI Chat and explore ChatGPT, Gemini, DeepSeek and more. Ask questions, get instant answers, brainstorm ideas, or interact with text, audio, and video—all free online and unlimited.

GPTs in ChatGPT Learn what GPTs are in ChatGPT, what they can include, who can use and build them, and how they interact with privacy, workspaces, and the GPT Store.