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  1. OpenAI

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  2. Introducing ChatGPT - OpenAI

    Nov 30, 2022 · We performed several iterations of this process. ChatGPT is fine-tuned from a model in the GPT‑3.5 series, which finished training in early 2022. You can learn more about …

  3. OpenAI

    Our Research Research Index Research Overview Research Residency OpenAI for Science Latest Advancements GPT-5 OpenAI o3 OpenAI o4-mini GPT-4o GPT-4o mini Sora Safety …

  4. Start using ChatGPT instantly | OpenAI

    Jan 31, 2024 · 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 …

  5. OpenAI Platform

    Explore developer resources, tutorials, API docs, and dynamic examples to get the most out of OpenAI's platform.

  6. Why can't I log in to ChatGPT? - OpenAI Help Center

    Use an incognito window. Sometimes browser extensions or cached data can cause issues; an incognito window helps rule this out. Try a different device or browser. Some extensions, …

  7. GPT-4 | OpenAI

    Mar 14, 2023 · GPT-4 is more creative and collaborative than ever before. It can generate, edit, and iterate with users on creative and technical writing tasks, such as composing songs, …

  8. What is ChatGPT? - OpenAI Help Center

    If you have an existing account at labs.openai.com or platform.openai.com, then you can login directly at chatgpt.com using the same login information. If you don't have an account, you'll …

  9. Introducing GPT-4o and more tools to ChatGPT free users

    May 13, 2024 · To make advanced AI more accessible and useful worldwide, GPT‑4o's language capabilities are improved across quality and speed. ChatGPT also now supports more than 50 …

  10. Account, login and billing - OpenAI Help Center

    Account, login and billing Refund requests, billing and login issues "Oops! You do not have an account because it has been deleted or deactivated." Help for deletion and deactivation error …