Anthropic's new AI model, Claude Mythos, has emerged as a significant concern for global financial leaders due to its advanced cybersecurity capabilities. During a meeting chaired by Finance Minister Nirmala Sitharaman in India, central bankers and finance ministers discussed the potential risks posed by Mythos, which can identify and exploit vulnerabilities in financial systems faster than institutions can manage. The model has already uncovered thousands of high-severity vulnerabilities, raising alarms about its potential to cause systemic spillovers and disrupt markets. Recent discussions at the IMF–World Bank Spring Meetings highlighted the urgency of addressing these risks, with officials questioning the implications of AI on financial stability. While Mythos could enhance cybersecurity by identifying vulnerabilities more quickly, its ability to execute multi-stage attacks autonomously poses a significant threat. As the financial sector grapples with these challenges, the need for coordinated responses and regulatory measures has become increasingly critical.