OpenAI Launches GPT-5.4-Cyber for Vetted Defenders Only

from Awesome Agents Podcast · host Awesome Agents

OpenAI's GPT-5.4-Cyber is a restricted model fine-tuned for defensive cybersecurity with binary reverse engineering and reduced refusal rates, available only through identity-verified access tiers - a direct response to Anthropic's Mythos Preview.

Episode metadata supplied by the publisher feed · Published Apr 15, 2026

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OpenAI Launches GPT-5.4-Cyber for Vetted Defenders Only

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