The Frontier · Tags
#cyber security
1 published article
Anthropic says Z.ai GLM-5.3 brings Mythos-class cyber skills with weak open-weight safeguards
NIST CAISI already called GLM-5.3 the most cyber-capable open-weight model to date, about four months behind the U.S. frontier. Anthropic adds 64% to 100% simulated safeguard bypass rates.