For global AI governance, the US and China must cooperate while competing The United States and China must cooperate on artificial intelligence governance despite their competitive rivalry, according to a commentary prompted by Anthropic's limited release of its Fable and Mythos models due to hacking concerns. The piece argues that private-sector-led AI governance is no longer viable, noting that Chinese open-weight models have rapidly closed the gap with US counterparts. The need for bilateral collaboration on artificial intelligence between Washington and Beijing is urgent. When Anthropic rolled out Fable and Mythos in a limited capacity due to concerns related to hacking incidents, it became clear that leaving AI governance to the private sector was no longer viable. Chinese open-weight models, meanwhile, have rapidly closed the gap…