Washington unbans Anthropic's Mythos 5 for critical infrastructure
the us government approved anthropic to redeploy the cybersecurity model claude mythos 5 to critical infrastructure organizations.
anthropic received us government approval to redeploy claude mythos 5 for critical infrastructure cybersecurity, lifting a block imposed on june 12. the authorization permits non-us nationals at approved organizations and within anthropic to access the model, mirroring exceptions granted for frontier models like openai's gpt-5.6 sol. anthropic is also working with regulators to restore access to its fable 5 model, though no timeline was provided.