AI competition is moving into a new battlefield:
Cybersecurity.
Chinese AI startup Z.ai has announced that its new open-source model, GLM-5.3, is approaching Anthropic's restricted Mythos 5 in cybersecurity testing.
According to Z.ai's reported results, GLM-5.3 actually performed slightly better than Mythos 5 at finding software vulnerabilities.
But there is an important catch.












