
GPT-4 | OpenAI
Mar 14, 2023 · 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 …
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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 …
GPT-4 - OpenAI
Mar 14, 2023 · ChatGPT Plus subscribers will get GPT‑4 access on chatgpt.com with a usage cap. We will adjust the exact usage cap depending on demand and system performance in …
Introducing GPT-4o and more tools to ChatGPT free users
May 13, 2024 · You can now have voice conversations with ChatGPT directly from your computer, starting with Voice Mode that has been available in ChatGPT at launch, with GPT‑4o’s new …
Hello GPT-4o - OpenAI
May 13, 2024 · GPT‑4o’s text and image capabilities are starting to roll out today in ChatGPT. We are making GPT‑4o available in the free tier, and to Plus users with up to 5x higher message …
Introducing GPT-4.5 - OpenAI
Feb 27, 2025 · Starting today, ChatGPT Pro users will be able to select GPT‑4.5 in the model picker on web, mobile, and desktop. We will begin rolling out to Plus and Team users next …
Start using ChatGPT instantly
Jan 31, 2024 · Starting today, you can use ChatGPT instantly, without needing to sign-up. We're rolling this out gradually, with the aim to make AI accessible to anyone curious about its …
Introducing ChatGPT Plus - OpenAI
Feb 1, 2023 · We’re launching a pilot subscription plan for ChatGPT, a conversational AI that can chat with you, answer follow-up questions, and challenge incorrect assumptions.
ChatGPT Capabilities Overview - OpenAI Help Center
Speak naturally with ChatGPT using the mobile app or supported desktop/web platforms. You can have a hands-free conversation, choose your preferred voice, and receive spoken responses.