Introducing ChatGPT - OpenAI ChatGPT is fine-tuned from a model in the GPT‑3 5 series, which finished training in early 2022 You can learn more about the 3 5 series here (opens in a new window) ChatGPT and GPT‑3 5 were trained on an Azure AI supercomputing infrastructure
ChatGPT - OpenAI Access to GPT‑4 1 mini Real-time data from the web with search Limited access to GPT‑4o, OpenAI o4-mini, and deep research Limited access to file uploads, data analysis, image generation, and voice mode Code edits with the ChatGPT desktop app for macOS Use custom GPTs Have an existing plan? See billing help (opens in a new window)
GPT-4 - OpenAI GPT‑4-assisted safety research GPT‑4’s advanced reasoning and instruction-following capabilities expedited our safety work We used GPT‑4 to help create training data for model fine-tuning and iterate on classifiers across training, evaluations, and monitoring
Start using ChatGPT instantly - OpenAI There are many benefits to creating an account including the ability to save and review your chat history, share chats, and unlock additional features like voice conversations and custom instructions
Why cant I log in to ChatGPT? | OpenAI Help Center Visit chatgpt com auth login and try logging in using your signup method Completing the login process there should prompt account activation if needed Error: "We have detected suspicious login behavior"
ChatGPT | OpenAI Help Center Learn how chats, files, and custom GPT data are stored and deleted in the ChatGPT macOS app
Download ChatGPT - OpenAI Chat on the go, have voice conversations, and ask about photos Download for iOS (opens in a new window) Download for Android (opens in a new window) For Desktop
OpenAI Platform Explore resources, tutorials, API docs, and dynamic examples to get the most out of OpenAI's developer platform
Account, login and billing - OpenAI Help Center Troubleshooting common login issues and steps to regain access to your account I've received a verification email I didn't request I'm travelling to a different country and I can't access ChatGPT or the API
OpenAI Shipping code faster with o3, o4-mini, and GPT-4 1 API The San Antonio Spurs use ChatGPT to scale impact on and off the court ChatGPT Get started with ChatGPT Download Our Research Research Index; Research Overview; Research Residency; Latest Advancements OpenAI o3; OpenAI o4-mini; GPT-4o; GPT-4o mini; Sora; Safety