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
OpenAI | Research Deployment We believe our research will eventually lead to artificial general intelligence, a system that can solve human-level problems Building safe and beneficial AGI is our mission
Start using ChatGPT instantly - OpenAI It's core to our mission to make tools like ChatGPT broadly available so that people can experience the benefits of AI 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 We're rolling this out gradually, with the
OpenAI Platform Interact with our flagship language models in a conversational interface
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Account, login and billing - OpenAI Help Center Refund requests, billing and login issues Fix SSO login errors caused by email or domain mismatch This article proposes troubleshooting for errors "SSO mismatch user creation" "sso_mismatch_user_creation" when a User is trying to accept an invite to a ChatGPT workspace API Org
GPT-5 is here | OpenAI GPT‑5 produces high-quality code, generates front-end UI with minimal prompting, and shows improvements to personality, steerability, and executing long chains of tool calls GPT‑5 also introduces ‘minimal’ reasoning and a ‘verbosity’ parameter in the API
CLI – Codex | OpenAI Developers Codex CLI is OpenAI’s coding agent that you can run locally from your terminal It can read, change, and run code on your machine in the selected directory It’s open source and built in Rust for speed and efficiency ChatGPT Plus, Pro, Business, Edu, and Enterprise plans include Codex Learn more about what’s included
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
ChatGPT - OpenAI Help Center ChatGPT Edu at OpenAI Learn how ChatGPT Edu helps educational institutions deploy AI safely and effectively across campuses