OpenAI o1 is trained to spend more time thinking before responding and reasons through complex questions across fields like math, science, and coding.

ChatGPT helps you get answers, find inspiration and be more productive. It is free to use and easy to try. Just ask and ChatGPT can help with writing, learning, brainstorming and more.

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.

GPT-4 is available on ChatGPT Plus and as an API for developers to build applications and services. View contributions. We’re excited to see how people use GPT-4 as we work towards developing technologies that empower everyone.

ChatGPT is fine-tuned from GPT-3.5, a language model trained to produce text. ChatGPT was optimized for dialogue by using Reinforcement Learning with Human Feedback (RLHF) – a method that uses human demonstrations and preference comparisons to guide the model toward desired behavior. Why does the AI seem so real and lifelike?

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

When you start a conversation with ChatGPT, you’re interacting with a powerful generative AI model provided by OpenAI. Customers on a paid plan can choose between several foundational models. Learn more about foundational models.

1-800-ChatGPT is an experimental new launch to enable wider access to ChatGPT. You can now talk to ChatGPT via phone call or message ChatGPT via WhatsApp at 1-800-ChatGPT without needing an account. Note that ChatGPT will never be the one to initiate a call or start a chat with you on WhatsApp.

The official ChatGPT desktop app brings you the newest model improvements from OpenAI, including access to OpenAI o1-preview, our newest and smartest model. · Chat with your computer—Use Advanced Voice to chat with your computer in real-time and get hands-free advice and answers while you work.

Jan 14, 2025 · OpenAI’s latest feature lets Plus users schedule reminders, daily updates, and recurring tasks. ... Do you work at OpenAI? I’d love to chat. You can reach me securely on Signal @kylie.01 or ...