
The AI token: the tiny unit behind a trillion-dollar bet
Understanding tokens helps explain not only the rising cost of using AI, but also the assumptions behind the enormous investment in AI infrastructure.

Understanding tokens helps explain not only the rising cost of using AI, but also the assumptions behind the enormous investment in AI infrastructure.

Small and mid-sized businesses face heightened AI risks, but targeted support from insurers and advisers can help bridge the gap.

Chinese startup DeepSeek unveils a cost-efficient method for training generative AI chatbots, prompting experts to re-examine investment strategies and the future of AI infrastructure.