Source: a handful of unauthorized users in a private Discord channel have been accessing Anthropic's Mythos model since the day the company announced it (Rachel Metz/Bloomberg)

Rachel Metz / Bloomberg: Source: a handful of unauthorized users in a private Discord channel have been accessing Anthropic's Mythos model since the day the company announced it — A small group of unauthorized users have accessed Anthropic PBC's new Mythos AI model, a technology that the company says is so powerful …

Anthropic's Mythos has been accessed by a small group of unauthorized users, raising questions about control of the AI model https://www.blo…
Sources say NSA is using Mythos Preview, and a source says it is also being used widely within the DoD, despite Anthropic's designation as a supply chain risk (Axios)
Sources suggest Anthropic is holding off from a wider Mythos release until it can reliably serve it to customers; Anthropic has suffered outages in recent weeks (Financial Times)
Anthropic started requiring government-issued photo IDs and selfies from some users to prevent access from US adversaries like China, Russia, and North Korea (Juro Osawa/The Information)
Sources: CISA doesn't have access to Mythos Preview, even as some other government agencies use it; Anthropic says it briefed CISA before Mythos' unveiling (Sam Sabin/Axios)
Sources: Anthropic largely left European regulators out of the loop as it limited Mythos' release to select companies and organizations; the UK AISI tested it (Politico)

Source: Techmeme | 2026-04-21

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