Daybreak: Tools for securing every organization in the world
OpenAI launches Daybreak security tools including Codex Security and GPT-5.5-Cyber to find and patch vulnerabilities at scale.
OpenAI announced Daybreak, a suite of security tools featuring Codex Security and a specialized GPT-5.5-Cyber model designed to help organizations discover, validate, and remediate vulnerabilities at scale. This signals OpenAI's expansion into the enterprise cybersecurity market and the growing application of frontier models to defensive security workflows.