UK banks still lack access to Anthropic Mythos AI

British banks remain unable to access a powerful artificial intelligence model designed to test cybersecurity defenses, according to Bank of England Governor Andrew Bailey. The governor said Friday that the rollout of Anthropic's Mythos model to UK financial institutions has stalled, six weeks after he first raised public concern about its capabilities.

Speaking on the sidelines of a central banking conference in Reykjavik, Bailey stated that Anthropic was willing to share the model on a trial basis, but the process appears to be caught up with the U.S. administration. He could not explain why the approval timelines differ between companies. Access was promised to UK banks in April but has not materialized, while Goldman Sachs and a handful of other U.S. firms have already received early access through Anthropic's Project Glasswing initiative.

Bailey has previously described Mythos as a major cybersecurity concern, stating that it may have found a way to crack the whole cyber risk world open. The model is designed to find and exploit software vulnerabilities. Anthropic has said it has already discovered thousands of high-severity vulnerabilities across software, many of which...