- ChatGPT
ChatGPT is your AI chatbot for everyday use Chat with the most advanced AI to explore ideas, solve problems, and learn faster
- Introducing ChatGPT - OpenAI
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 | OpenAI
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
- ChatGPT - Wikipedia
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 period marked by rapid investment and public attention toward the field of artificial intelligence (AI) [5]
- ChatGPT: Everything you need to know about the AI chatbot
You can now team up with friends, family, or co-workers in one chat with ChatGPT to plan, create, or make decisions together OpenAI rolls out GPT‑5 1 with advanced reasoning and user-friendly tone
- ChatGPT - Apps on Google Play
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
- ExtremeTech Explains: How Does ChatGPT Work? | Extremetech
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 Updates: GPT-5. 1 and New Features (November 2025)
All the November 2025 ChatGPT news in one place: GPT-5 1 modes, group chat, shopping research, voice updates, and meeting records—plus ideas on how to use them
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