OpenAI broadens GPT-5.5-Cyber for deeper, authorized cybersecurity work
TL;DR Summary
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.
- OpenAI rolls out more capable version of cyber model Axios
- OpenAI rolls out AI-led push to fix open-source software flaws csoonline.com
- OpenAI says new GPT-5.5-Cyber outperforms Anthropic's Mythos on cybersecurity benchmark the-decoder.com
- OpenAI expands 'Daybreak' cyber program: New tools, partnerships, and a cyber-focused GPT-5.5 aim to help 'patch the world' IT Pro
- OpenAI tackles open-source vulnerabilities with ‘Patch the Planet’ Techzine Global
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