This is the new MLex platform. Existing customers should continue to use the existing MLex platform until migrated.
For any queries, please contact Customer Services or your Account Manager. Dismiss

Claude Mythos a 'step up' from previous AI models, UK regulator finds

( April 13, 2026, 18:22 GMT | Official Statement) -- MLex Summary: Anthropic’s AI model Claude Mythos “represents a step up over previous frontier models,” UK regulator AISI said in a blog post on Monday. When testing the model’s preview, Claude Mythos was the first AI system to solve AISI’s cyber-attack simulation, the watchdog found. For other tasks, which no model could complete before April 2025, Mythos Preview succeeded in almost three quarters of the cases.Statement follows....

Prepare for tomorrow’s regulatory change, today

MLex identifies risk to business wherever it emerges, with specialist reporters across the globe providing exclusive news and deep-dive analysis on the proposals, probes, enforcement actions and rulings that matter to your organization and clients, now and in the longer term.


Know what others in the room don’t, with features including:

  • Daily newsletters for Antitrust, M&A, Trade, Data Privacy & Security, Technology, AI and more
  • Custom alerts on specific filters including geographies, industries, topics and companies to suit your practice needs
  • Predictive analysis from expert journalists across North America, the UK and Europe, Latin America and Asia-Pacific
  • Curated case files bringing together news, analysis and source documents in a single timeline

Experience MLex today with a 14-day free trial.

Start Free Trial

Already a subscriber? Click here to login

Related Sections