OpenAI unveiled GPT-5.4-Cyber, a new variant of its flagship model fine-tuned for defensive cybersecurity work. The launch comes as Anthropic announced its frontier model Mythos, highlighting intensifying competition in AI and cyber-focused products. The news is constructive for OpenAI and the broader AI/cybersecurity space, but no financial figures or commercial terms were disclosed.
OpenAI unveiled GPT-5.4-Cyber, a new variant of its flagship model fine-tuned for defensive cybersecurity work. The launch comes as Anthropic announced its frontier model Mythos, highlighting intensifying competition in AI and cyber-focused products. The news is constructive for OpenAI and the broader AI/cybersecurity space, but no financial figures or commercial terms were disclosed.
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