Who Will Win Race for AI-Driven Cyber - Anthropic or OpenAI?

Analysts Contrast Mythos' Exploit Discovery and GPT's Focus on SOC Integration Michael Novinson (MichaelNovinson) • April 20, 2026

Two artificial intelligence leaders - Anthropic and OpenAI - are taking sharply different approaches to introducing new models that could upend processes for finding and fixing software vulnerabilities, and analysts say the winner will be the company that does better at both.

See Also: AI Security Risks Rise With Agentic Systems

Introduced just weeks apart, Anthropic's Claude Mythos Preview is good at vulnerability discovery and exploitation, while OpenAI's GPT-5.4-Cyber is placing more emphasis on integrating AI outputs into existing security operations center workflows, including feeding vulnerability findings into security tools, enabling automated patching and supporting mitigation strategies, said Frank Dickson, group vice president for IDC's Security & Trust research practice.

Purpose-built models will deliver stronger performance within defined domains, said Jeff Pollard, vice president and principal analyst at ...