OpenAI broadens GPT-5.5-Cyber for deeper, authorized cybersecurity work
OpenAI rolled out a more permissive, capable GPT-5.5-Cyber for authorized cybersecurity work, enabling deeper analysis across large codebases, identification of security-relevant components, vulnerability validation, and patch development; it scored 85.6% on CyberGym versus 81.8% for GPT-5.5, and OpenAI is expanding access through the Daybreak Cyber Partner Program with international partnerships and initiatives like Patch the Planet to assist open-source maintainers.
