GLM-5.2 and Zhipu getting some CNBC coverage: 'But the real story underneath the price tag is the open source AI moment. GLM 5.2 is free to download, fine-tune, and run on an enterprise’s own servers, putting pricing pressure on frontier labs at the same time that access looks shaky. Anthropic had to pull its Fable Mythos-class model after an order by the Trump administration, and OpenAI announced Friday that it is limiting its GPT 5.6 models because of a government request. The federal…