What goes into the making of a sentence on ChatGPT?

Generative AI is poised to make a fundamental difference to the functioning of economy and society. While ethical implications and consequences for the nature of work are at the forefront of debates about its impact, the technological and financial dimensions of the rise of large language models like ChatGPT have mostly remained unexamined. Dr Nils Peters’ research, with Yuanling Liao, explores the infrastructure that lies behind the biggest computational undertaking in human history, revealing the power dynamics at play.