OpenAI Releases GPT-5.5-Cyber and "Patch the Planet": Opening AI Offense-Defense Capability to Security Firms
On June 22, under its Daybreak security program, OpenAI released three things at once: the full version of GPT-5.5-Cyber, open only to vetted security institutions; a Codex Security plugin embedded in the dev workflow; and Patch the Planet, dedicated to finding and fixing bugs in open source projects.




