**[Domestic Large Models Weekly Call Volume Surpasses U.S. Again]** Jin10 Data, March 16 – According to OpenRouter, a global large model aggregation routing platform for AI application developers, the weekly call volume of domestic large models has surpassed U.S. large model products for two consecutive weeks. Data shows that during the week of March 9, among the top nine global models by call volume, four were publicly identified domestic models, occupying the top three spots. These include MiniMax M2.5 with a call volume of 1.75T, Step Star Model Step 3.5 Flash with a call volume of 1.34T, DeepSeek V3.2 with a call volume of 1.04T, and Kimi K2.5 ranked ninth. Overall, the weekly call volume of domestic models reached approximately 4.69T, up 11.82% from last week's 4.194T. In comparison, the weekly call volume of U.S. AI large models was 3.294 trillion tokens, down 9.33% week-on-week. Specific models include Gemini 3 Flash Preview, Claude Sonnet 4.6, Claude Opus 4.6, and Gemini 2.5 Flash. OpenAI series models did not make it into the top ten.