AI · 14h ago
OpenAI Releases GPT-5.5-Cyber to Help Defenders Patch Flaws
OpenAI released GPT-5.5-Cyber, its strongest model for finding and patching software vulnerabilities, to trusted defenders under the Daybreak initiative. The model can sustain deeper analysis across large codebases. It builds on the Daybreak program announced last month.
Meridian48 take
The model's effectiveness against real-world exploits remains unproven, and access is limited to trusted defenders, raising questions about broader security impact.
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OpenAI Expands Daybreak With GPT-5.5-Cyber to Help Defenders Patch Security Flaws →
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