#Zhipu
2 published articles
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.
Zhipu apologises after ZCode uploaded users' code, then open-sources the coding agent
Zhipu says the uploaded data is deleted and never trained on. Its two security audits remain unpublished, and the open repository starts after the fix.