As we develop GLM, the model sometimes exhibits capabilities that surprise us, and even unsettle us. In October 2025, we began researching how to strengthen its cybersecurity capabilities. Our reasoning at the time was straightforward: cybersecurity is a natural extension of coding. A model that can understand complex code should also be able to understand its vulnerabilities. We did not anticipate what would follow. In less than a year, our security partners used GLM to discover thousands of vu...