OpenAI unveiled Daybreak on May 11, 2026, a new cybersecurity service that leverages its latest AI models, including GPT‑5.5 and Codex Security, to automate vulnerability detection, patch generation and audit reporting. The initiative positions OpenAI against Anthropic’s Claude Mythos and comes with a roster of partners such as Cloudflare, Cisco, CrowdStrike, Palo Alto Networks, Oracle and Akamai. Read more
OpenAI unveiled Daybreak, a new AI‑driven security platform that combines its latest GPT‑5.5‑Cyber models with the Codex Security agent. Designed to map an organization’s code, predict attack paths and auto‑detect high‑risk flaws, Daybreak aims to stay a step ahead of cyber attackers. The rollout follows Anthropic’s controversial Claude Mythos release and marks OpenAI’s first foray into dedicated vulnerability‑prevention tooling, with the company pledging collaboration with industry and government partners as the service scales. Read more
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