# OpenAI is preparing to launch a new frontier cybersecurity model, GPT-5.5-Cyber.

*genai · news · 2026-04-30 · The Verge*

## Key points

- OpenAI will launch GPT-5.5-Cyber exclusively to select 'cyber defenders' within days.
- OpenAI has not disclosed technical details or specifications for GPT-5.5-Cyber.
- The rollout mirrors a growing AI industry trend of withholding advanced models from general release.
- The White House recently opposed broader access to Anthropic's Claude Mythos over cybersecurity and availability concerns.

**Companies:** OpenAI
**Countries:** United States

[Read the full story on The Verge](https://www.theverge.com/ai-artificial-intelligence/921073/openai-sam-altman-new-cybersecurity-model-gpt-5-5-cyber)

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