Maintenance in progress

the u.s. commerce secretary ordered anthropic to suspend export of its top-tier mythos and fable ai models, citing risk that foreign military intelligence in china, russia or elsewhere could deploy them; senior anthropic staff met commerce officials to negotiate. days earlier the same fable-class model scored 161 on the epoch capabilities index, edging past gpt-5.5 pro and posting large gains on math and software benchmarks. this is among the first times a frontier ai model has been treated explicitly as a munition-grade export rather than a product.

u.s. federal and frontier-lab sources