OpenAI’s GPT-6 Cyber found 81 Firefox flaws earlier AI testing missed OpenAI has introduced GPT-6 Cyber, a version of GPT-6 Astra trained to find software vulnerabilities, test how attackers could exploit them, and help develop fixes. The model is designed for authorized security testing of websites and applications. Vulnerability research and security testing OpenAI used GPT-6 Cyber to help secure its systems, including the infrastructure used to train it