GPT-6 Cyber Tests Found No Wins on Fully Hardened Targets
GPT-6 Cyber is OpenAI's Critical-rated cyber model, limited to vetted Daybreak Red organizations with SSO, MFA, managed devices, FIDO2 keys and IP allowlisting. Its preview runs produced 948 Linux kernel exploits and 81 high-severity Firefox bugs.
November 5, 2026 · 9 min read