Artificial Analysis released version 4.0 of its Intelligence Index, replacing saturated benchmarks with new tests focused on economically useful work, factual reliability, and reasoning. The update aims to better capture how large language models perform in business contexts, rather than on narrow knowledge benchmarks. It reshuffles model rankings, with GPT-5.2 leading a crowded pack of top competitors. Read our summary of the Intelligence Index in The Batch: https:// hubs.la/Q0416mp40