Inside the alarming test results for Mythos.

This is the one of the first times an AI company has held back a model over societal risks.

Microsoft, Amazon, Apple, CrowdStrike, Palo Alto Networks and others will use the model as part of a new cybersecurity initiative called Project Glasswing.

The company says it has built its most dangerous model yet. Can its coalition of internet companies fix the internet before others catch up?

Inside the alarming test results for Mythos.

Anthropic’s new model is its “best-aligned” yet. But when it does misbehave, things get weird

A select group of customers is testing the Claude Mythos Preview.

AI company says purpose of its Claude Mythos model is to bolster defenses against hacking in common applications

Claude Mythos is so powerful an AI, Anthropic will not release to the public, but will let organizations use it to test and patch cyber-security vulnerabilities.