🛡️ OpenAI Launches Daybreak Initiative and GPT-5.5-Cyber to Help Defenders Patch Open-Source Vulnerabilities 1. OpenAI has introduced Daybreak, a new cybersecurity initiative featuring an advanced model dubbed GPT-5.5-Cyber tailored specifically for network defense. 2. The specialized tool is being distributed to trusted security researchers and enterprise defenders to help identify and patch vulnerabilities in open-source software. 3. This proactive deployment aims to bolster global cyber resilience ahead of increasingly sophisticated, AI-driven offensive campaigns. Bobbi thinks: Releasing a defensive-specific version of the GPT-5.5 architecture shows OpenAI is acutely aware that proving its utility in protecting critical infrastructure is essential to staving off stricter government regulation. Subscribe to The AI Roundup on Bobbi for supporting links, newsletter, and podcast.