OpenAI o1 System Card

Practical AI: Tools, Models & Frameworksframework

What changed

This report outlines the safety work carried out prior to releasing OpenAI o1 and o1-mini, including external red teaming and frontier risk evaluations according to our Preparedness Framework.

Why it matters

A concrete addition to Practical AI: Tools, Models & Frameworks: it changes what's available to builders today rather than being general commentary.

How it compares

Related prior coverage to compare against:

  • Introducing OpenAI o1
  • OpenAI o3-mini System Card
  • Deep research System Card

Sources