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OpenAI

Introducing OpenAI o1

A new series of AI models designed to spend more time thinking before they respond.

Try ChatGPT(opens in a new window)View current API models(opens in a new window)

This page introduced OpenAI o1.

The ChatGPT access information reflects the September 2024 launch. o1 is deprecated in the API. See the API deprecation schedule⁠(opens in a new window).

For the current experience:

View current API models(opens in a new window)
Try ChatGPT(opens in a new window)
[2.0] Card image > o1
Learning to reason with LLMs

Release

The image shows four white squares aligned horizontally on a background with swirling gradients of blue and yellow. The colors blend in a circular pattern, creating a smooth and vibrant effect.
OpenAI o1 System Card

Publication