Global usage of AI large models has rebounded, rising 6.7% to reach 22 trillion tokens from April 20 to 26, according to ChainThink's data from OpenRouter. This marks a stabilization after two weeks of decline. China's AI model Kimi K2.6 led the usage leaderboard, processing 1.58 trillion tokens weekly, followed by the Claude Sonnet 4.6 model with 1.36 trillion tokens.