China’s Z.ai claims it can match Mythos on cybersecurity
China's Z.ai has released its open-weight GLM-5.2 model, which researchers claim matches the capabilities of Anthropic's Mythos in certain cybersecurity scenarios, narrowing the gap between Chinese and US AI models. This advancement has raised concerns within the US government, which has restricted China's access to powerful models and hardware. The development underscores China's rapid progress in AI technology.