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....
https://openai.com/index/chatgpt/
OpenAI
...OpenAI Model Craft: Parameter Golf New ways to learn math and science in ChatGPT Product Mar 10, 2026...
https://openai.com/
Start using ChatGPT instantly
...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....
https://openai.com/index/start-using-chatgpt-instantly/
GPT?5.1: A smarter, more conversational ChatGPT - OpenAI
...We?re upgrading the GPT-5 series with warmer, more capable models and new ways to customize ChatGPT?s tone and style. GPT-5.1 starts rolling out today to paid users....
https://openai.com/index/gpt-5-1/
GPT-4 | OpenAI
...Training with human feedback We incorporated more human feedback, including feedback submitted by ChatGPT users, to improve GPT?4?s behavior. We also worked with over 50 experts for early feedback in domains including AI safety and security....
https://openai.com/index/gpt-4/
ChatGPT - OpenAI Help Center
...Chat and File Retention Policies in ChatGPT Understand how your chats and files are stored, how long they are retained, and how you can manage or delete them when needed....
https://help.openai.com/en/collections/3742473-chatgpt
Introducing ChatGPT Go, now available worldwide - OpenAI
...This early momentum helped inform our decision to make ChatGPT Go available globally. Starting today, ChatGPT Go is rolling out everywhere ChatGPT is available. In the US, Go is available for $8 per month....
https://openai.com/index/introducing-chatgpt-go/
The ChatGPT home page - OpenAI Help Center
...ChatGPT is free to use, and can now be accessed before creating an account at chatgpt.com. Simply enter your prompt in the text box to get started. For general questions about ChatGPT, please refer to our ChatGPT commonly asked questions....
https://help.openai.com/en/articles/9125172-the-chatgpt-home-page
ChatGPT ? Release Notes - OpenAI Help Center
...You can now start a voice chat on chatgpt.com on your desktop and have real-time, natural conversations with ChatGPT while doing tasks like shopping, planning, writing, and brainstorming....
https://help.openai.com/en/articles/6825453-chatgpt-release-notes
ChatGPT ??? | OpenAI
...ChatGPT ? InstructGPT ? ????????????????????????????????????????? ChatGPT ????????????????????????????????????? ????????????ChatGPT ?????????...
https://openai.com/ja-JP/index/chatgpt/