Frontier AI models are revolutionizing software security by enabling the autonomous discovery of zero-day vulnerabilities, allowing for faster patching of N-day exploits. This development has significant implications for the security landscape, as it means that attackers can now exploit vulnerabilities before patches are available, putting defenders at a disadvantage. The use of AI models as full-spectrum security researchers enhances vulnerability discovery, making it easier to identify and exploit weaknesses in software. According to research by Unit421, these models can facilitate faster N-day patching, but the zero-day exploitation threat remains a major concern. The ability of AI models to accelerate vulnerability discovery underscores the need for defenders to stay ahead of emerging threats. As a result, security practitioners must prioritize proactive measures to mitigate the risks associated with zero-day exploits, as the traditional patch-based approach may no longer be sufficient.