The UK's AI Security Institute evaluated GPT-5.5 and found it comparable to Claude Mythos in identifying security vulnerabilities, with the OpenAI model now widely available. Additionally, a smaller, cheaper model was analyzed, which, while needing more guidance from the user, performs equally well.
The evaluation of GPT-5.5 by the UK's AI Security Institute reveals it as a viable tool for identifying security vulnerabilities, comparable to Claude Mythos. This suggests that AI models like GPT-5.5, which are generally available, can significantly enhance threat intelligence and vulnerability management processes, providing a cost-effective alternative to more specialized systems. Consider integrating such AI models into your cybersecurity operations to improve efficiency in identifying and addressing potential security threats.