ChatGPT is your AI chatbot for everyday use. Chat with the most advanced AI to explore ideas, solve problems, and learn faster.

Nov 30, 2022 · 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, …

It currently uses GPT-5.1, a generative pre-trained transformer (GPT), to generate text, speech, and images in response to user prompts. [3][4] It is credited with accelerating the AI boom, an ongoing …

Nov 28, 2025 · 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...

Introducing ChatGPT for iOS: 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 the new image …

ChatGPT is the free AI chatbot for everyone. Ask anything, learn, and explore new ideas with the world’s most advanced AI chat.

Nov 24, 2025 · ChatGPT is a chatbot created by OpenAI that can process text, image, audio and video data to answer questions, solve problems and more. Here’s how it works, its use cases, how to …

Mar 14, 2023 · GPT‑4 is available on ChatGPT Plus and as an API for developers to build applications and services. View contributions. We’re excited to see how people use GPT-4 as we work towards …

Jul 24, 2025 · These special-purpose mini models allow users to apply the full power of GPT-4+ to their own specific tasks. If you've ever wanted to build your own AI, you can use ChatGPT to do it.

ChatGPT on your desktop. Chat about email, screenshots, files, and anything on your screen.