Global AI Big Model Weekly Survey Volume Increases for Five Consecutive Weeks, Domestic AI Surpasses US DeepSeek-V4 Flash for Four Consecutive Weeks to Top According to a report by Golden Finance, on May 25th, according to the latest data from OpenRouter, the total amount of global AI big model calls last week (May 18th to May 24th) was 28.9 trillion tokens, an increase of 7.4% compared to the previous week, rising for five consecutive weeks. The demand for big model calls is still being released. Among the AI models on the list, the weekly usage of Chinese AI models reached 9.223 trillion tokens, a month on month increase of 19.89%; During the same period, the weekly usage of AI big models in the United States was 4.93 trillion tokens, an increase of 16.27% compared to the previous period. The weekly usage of Chinese large models has surpassed that of the United States for four consecutive weeks and remains the world's top. Chinese models are entering the global developer calling system more deeply. Last week, it ranked among the top three in terms of global call volume, with the first two being Chinese AI models, DeepSeeker V4 Flash and Tencent Hy3 preview. Among them, DeepSeeker V4 Flash ranked first, with a weekly survey usage of 3.43 trillion tokens, up 66% month on month; Hy3 preview ranked second with a weekly usage of 3.07 trillion tokens, up 16% month on month. It is worth noting that KimiK2.6, which ranked sixth in the previous week, fell off the list.