
Introducing ChatGPT - OpenAI
2022年11月30日 · 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, …
GPT‑5 is here - OpenAI
GPT‑5 excels at writing, research, analysis, coding, and problem-solving. It delivers more accurate, professional responses and feels like collaborating with a smart, thoughtful colleague.
Start using ChatGPT instantly - OpenAI
2024年1月31日 · 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 …
Introducing GPT‑4o and more tools to ChatGPT free users - OpenAI
2024年5月13日 · Introducing GPT-4o and more tools to ChatGPT free users We are launching our newest flagship model and making more capabilities available for free in ChatGPT.
OpenAI
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.
ChatGPT Free Tier FAQ - OpenAI Help Center
ChatGPT is free to use, and Free tier users now have access to a large range of capabilities with GPT-5.2, including access to a series of tools and access to GPTs in our GPT store. In addition to …
GPT-4 | OpenAI
2023年3月14日 · 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, writing …
Introducing ChatGPT Plus - OpenAI
2023年2月1日 · 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.
GPT‑5.1: A smarter, more conversational ChatGPT - OpenAI
2025年11月12日 · 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.
Introducing ChatGPT search | OpenAI
2024年10月31日 · The search model is a fine-tuned version of GPT‑4o, post-trained using novel synthetic data generation techniques, including distilling outputs from OpenAI o1‑preview. ChatGPT …