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
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, …
ChatGPT - Free download and install on Windows | Microsoft Store
Do more on your PC with ChatGPT: · Instant answers—Use the [Alt + Space] keyboard shortcut for faster access to ChatGPT · Chat with your computer—Use Advanced Voice to chat with your …
ChatGPT App - App Store
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 - Wikipedia
ChatGPT is a generative artificial intelligence chatbot developed by OpenAI. Originally released in November 2022, the product uses large language models —specifically generative pre-trained …
OpenAI releases GPT-5.5 Instant, a new default model for ChatGPT
May 5, 2026 · For developers, the GPT-5.5 model will be available through API as “chat-latest,” with 5.3 available as an option for paid users for only three months.
ChatGPT
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GPT‑5 is here - OpenAI
GPT‑5 produces higher-quality responses by using your company’s files and connected apps like Google Drive, SharePoint, and more, while respecting existing permissions.
GPT 5.5 Instant Becomes ChatGPT Default Model in 2026
May 6, 2026 · Developers can access the GPT-5.5 Instant AI model through an API as “chat-latest”. The company will continue to avail GPT 5.3 paid users for the next three months. OpenAI launched the …
What is ChatGPT? Everything You Need to Know
Mar 27, 2025 · GPT stands for Generative Pre-trained Transformer. These models are trained on enormous amounts of text from books, articles, websites, and other written sources.