Claude computes a nine-loop amplitude in N=4 super-Yang-Mills

Anthropic researchers used Claude to successfully compute a nine-loop amplitude in N=4 super-Yang-Mills theory. This result demonstrates that current large language models can perform complex symbolic mathematical derivations that previously required specialized expertise and significant manual effort. The achievement marks a shift in how AI is utilized for theoretical physics, showing the technology can serve as a functional tool for solving intricate, multi-step scientific calculations.