OpenAI Releases GPT-5.5 Cyber for Vulnerability Detection
OpenAI launched GPT-5.5 Cyber on June 25, 2026, a model built to find and fix software vulnerabilities faster as part of an AI-driven cyber defense push. It topped the CyberGym benchmark, beating Anthropic models and older GPT versions, arriving amid heightened security concerns after Anthropic's Mythos model faced...
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