OpenAI o3-mini

Introducing OpenAI o1

OpenAI o3 and o4-mini System Card

OpenAI o3 and OpenAI o4-mini combine state-of-the-art reasoning with full tool capabilities—web browsing, Python, image and file analysis, image generation, canvas, automations, file search, and memory.

Introducing OpenAI o3 and o4-mini

Our smartest and most capable models to date with full tool access

OpenAI o3-mini System Card

This report outlines the safety work carried out for the OpenAI o3-mini model, including safety evaluations, external red teaming, and Preparedness Framework evaluations.

Addendum to OpenAI o3 and o4-mini system card: OpenAI o3 Operator

We are replacing the existing GPT-4o-based model for Operator with a version based on OpenAI o3. The API version will remain based on 4o.

OpenAI o1 and new tools for developers

Introducing OpenAI o1, Realtime API improvements, a new fine-tuning method and more for developers.