Anthropic Customer Sues US Government After AI Ban Cuts Off Access to Fable 5 and Mythos 5 (opens in new tab)

A legal technology startup has launched a fresh challenge against the US government after losing access to Anthropic’s most advanced artificial intelligence models, escalating a growing dispute that now spans export controls, national security concerns, and the future of frontier AI development. Legion LegalTech Corp., a California-based company that builds AI-powered legal software, filed a lawsuit against federal officials after a June 12 directive forced Anthropic to restrict access to its...