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OpenAI announced Daybreak on May 12, 2026

Brief

OpenAI announced Daybreak on May 12, 2026: a cyber-defense offering that pairs OpenAI's top models (including Codex) with security partners to speed threat response and continuous software protection. The announcement was shared as a video tweet and was reshared by @DataChaz to emphasize OpenAI's active collaboration with cybersecurity experts and the promise to let teams 'move at the speed defense demands.'

Source evidence

OpenAI with Cybersecurity experts right now:

Video

OpenAI (@OpenAI)

Introducing Daybreak: frontier AI for cyber defenders.

Daybreak brings together the most capable OpenAI models, Codex, and our security partners to accelerate cyber defense and continuously secure software.

A step toward a future where security teams can move at the speed defense demands.

Video

— https://nitter.net/OpenAI/status/2053939702110269822#m