Anthropic Disabled Fable 5 And Mythos 5 After A U.S. Export-Control Order. Here’s What Happened

The U.S. Commerce Department ordered Anthropic to shut down Fable 5 and Mythos 5 worldwide over a reported jailbreak. Here's ...
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.
Decrypt

GPT-5.6 Rumors Heat Up as Users Swear ChatGPT Suddenly Got Smarter

Many AI users are convinced that OpenAI is quietly running GPT-5.6 inside ChatGPT. OpenAI isn't confirming anything.
Tech Times

OpenAI Silently Rolled GPT-5.6 to Some Codex Users: A Hidden Prompt Exposes the Swap

GPT-5.6 was already running in Codex for some users before OpenAI’s government-approved preview opened to partners. A ...

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

Anthropic Blocks Fable 5, Mythos 5 Access Following Government Order

The government directed Anthropic to block foreign nationals, both inside and outside the US, from using the models, forcing the company to block everyone.
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 ...