OpenAI Blog October 9, 2026

Sophos cuts threat investigation time by 96% with OpenAI Daybreak

Sophos has implemented OpenAI’s Daybreak to dramatically reduce cyber‑threat investigation time, cutting it by 96%. The solution also automates 52% of Managed Detection and Response (MDR) cases while maintaining human oversight. This integration showcases how AI can streamline security operations and enhance efficiency.

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OpenAI Blog

Aug 10

Expanding Daybreak as the Cyber Defense Window Narrows

Meet GPT-5. 6-Cyber, OpenAI’s cybersecurity-specific model available through Daybreak Red for authorized vulnerability research, exploit validation, and security testing.

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OpenAI Blog

Oct 26

How Ultrafast cut incident investigation from hours to minutes at OpenAI

OpenAI engineers use Codex Ultrafast to cut incident investigation time from hours to minutes. The tool enables faster security analysis, code refactoring, and integration into daily workflows. This demonstrates a significant efficiency improvement in handling incidents.

OpenAI Blog

Oct 14

SentinelOne cuts malware analysis from weeks to hours

SentinelOne has reduced the time required for malware analysis from weeks to hours with the introduction of OpenAI Daybreak. This acceleration allows the company to investigate a larger number of threats more efficiently. The new capability significantly expands SentinelOne’s threat analysis capacity.

OpenAI Blog

Jul 24, 2025

Resolving digital threats 100x faster with OpenAI

Discover how Outtake uses GPT-4. 1 and OpenAI o3 to power AI agents that detect and resolve digital threats 100x faster than before.

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OpenAI Blog

Oct 27

How Check Point accelerates vulnerability research with Daybreak

With OpenAI Daybreak, Check Point speeds up the research behind new security protections, enabling its analysts to turn vulnerability intelligence into customer defenses faster.

OpenAI Blog

Jun 22

Daybreak: Tools for securing every organization in the world

OpenAI introduces new Daybreak tools, including Codex Security and GPT-5. 5-Cyber, to help organizations find, validate, and patch vulnerabilities at scale.

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Related stories

Expanding Daybreak as the Cyber Defense Window Narrows

How Ultrafast cut incident investigation from hours to minutes at OpenAI

SentinelOne cuts malware analysis from weeks to hours

Resolving digital threats 100x faster with OpenAI

How Check Point accelerates vulnerability research with Daybreak

Daybreak: Tools for securing every organization in the world