Anthropic’s Mythos 5 AI Model Cleared by US for Wider Use

Anthropic PBC won US approval to restore some access to its powerful Mythos 5 artificial intelligence model, after resolving ...

US government allows Anthropic limited release of AI model that sparked cybersecurity concerns

The US government has allowed Anthropic to release its powerful Mythos AI model to select companies and organizations, ...

OpenAI's new GPT-5.5-Cyber tops Claude Mythos 5 in vulnerability benchmark0 0

OpenAI is rolling out the full, limited-release version of GPT-5.5-Cyber—a specialized AI model that outperforms its ...
PCMag on MSN

I Tried Anthropic's Forbidden Fable 5 AI Before the US Government Shut It Down

Anthropic's most powerful model ever, Fable 5, disappeared days after launch. I got to test its capabilities while it was ...

Anthropic's Mythos AI reportedly cracked NSA classified systems in hours, that would explain the ban

Ten days ago, Anthropic was happy to announce its most advanced AI model was going public. Today, almost nobody can use it.
Decrypt

OpenAI's GPT-5.5 Cyber AI Beats Anthropic's Banned Mythos Model—And Nobody's Shutting It Down

GPT-5.5 Cyber tops the CyberGym leaderboard as Anthropic's best models sit offline under a Trump administration export ban.

Trump administration partially lifts export ban on Anthropic's most advanced AI model

Anthropic pulled two new AI models offline after the Trump administration said they were too dangerous for foreigners to use.
winbuzzer.com

OpenAI Says GPT-5.5-Cyber Leads Claude Mythos, Expands Daybreak-Initiative

OpenAI is now turning its Daybreak initiative into a defensive cybersecurity program that combines Codex updates, the GPT-5.5-Cyber release and partner access for approved organizations. As OpenAI ...