OpenAI classifies GPT-6.1 Terra as Critical for cybersecurity capability
OpenAI’s GPT-6.1 Terra system-card addendum classifies the model as Critical for cybersecurity capability, High for biological and chemical capability, and below High for AI self-improvement. Terra therefore uses the same safeguards stack as GPT-6 Astra and GPT-6.1 Sol. OpenAI notes that evaluation environments can differ from production ChatGPT behaviour.