June 23, 2026

⚡️OpenAI’s new GPT-5.5-Cyber just outscored Mythos 5 on CyberGym, a benchmark...

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⚡️OpenAI’s new GPT-5.5-Cyber just outscored Mythos 5 on CyberGym, a benchmark that tests whether AI agents can reproduce real-world software vulnerabilities. @aipost 🏴