If you look at https://openrouter.ai/z-ai/glm-5.2#providers https://openrouter.ai/z-ai/glm-5.2#providers there's about 28 providers, including z.ai and Alibaba.

If you look at https://openrouter.ai/z-ai/glm-5.2#providers https://openrouter.ai/z-ai/glm-5.2#providers there's about 28 providers, including z.ai and Alibaba. Most outside of China. I've never seen so many providers for a model on there before, glm 5.2 is popular.