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OpenAI Widens Access to Cybersecurity Model After Anthropic’s Mythos Reveal

UnknownApr 16, 2026(25 days ago)

OpenAI expands access to its cybersecurity model following Anthropic's Mythos reveal, aiming to lower barriers for cybersecurity work.

GPT‑5.4‑Cyber is a model fine-tuned for defenders, lowering boundaries for legitimate cybersecurity work. The post OpenAI Widens Access to Cybersecurity Model After Anthropic’s Mythos Reveal appeared first on SecurityWeek .

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