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, …
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.
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 the new …
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 …
OpenAI releases GPT-5.5 Instant, a new default model for ChatGPT
1 day ago · 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.
OpenAI's new GPT-5.5 Instant makes ChatGPT smarter, with more …
23 hours ago · OpenAI Group PBC is replacing the default model in ChatGPT with the launch of GPT-5.5 Instant, claiming users will notice fewer hallucinations when it’s discussing “sensitive topics” such …
Download ChatGPT (free) for Windows, macOS, Android, APK, iOS
5 days ago · ChatGPT is an advanced conversational AI (or chatbot) developed by OpenAI, designed to engage users in natural language dialogue and provide informative responses across a wide range …
How to use ChatGPT effectively in 2026 [Tips + Prompts]
Mar 25, 2026 · Learn how to use ChatGPT effectively with practical prompts, B2B workflows, and tips for writing, research, and LinkedIn outreach. Updated for 2026.