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.

More than 100 million people across 185 countries use ChatGPT weekly to learn something new, find creative inspiration, and get answers to their questions. Starting today, you can use ChatGPT instantly, without needing to sign-up.

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.

Use ChatGPT Work to create a document, presentation, spreadsheet, or PDF from your source material. Review the result in the chat, request focused revisions, and download the finished file when it is ready.

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...

Ask ChatGPT to explain information, develop ideas, draft content, research a topic, analyze materials, or create something new. Add the context and tools it needs, such as files, web search, projects, or plugins.

Bring in context from your apps, files, browser, screenshots, email, and screen so ChatGPT can help without breaking your flow. Whether you’re getting a quick answer, finishing a complex project, or building software, ChatGPT brings it together in one desktop app.

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.