OpenAI announced its GPT-5.4-Cyber AI model that echoes Anthropic's Mythos: It can quickly detected vulnerabilities in software but, in the wrong hands, can also make it easy to develop exploits against them. Like Anthropic, OpenAI is limiting access to the model, though to a larger number of security pros than Anthropic.

The post OpenAI Follows Anthropic in Limiting Access to Its Cyber-Focused Model appeared first on Security Boulevard.

Jeffrey Burt

Source: Security Boulevard
Source Link: https://securityboulevard.com/2026/04/openai-follows-anthropic-in-limiting-access-to-its-cyber-focused-model/