Google says Gemini 4 Argon can find and patch critical software flaws Google announced Gemini 4 Argon, its new frontier AI model, and is rolling it out to a set of trusted cyber defenders through its Fairwind Program. Google says the model can locate critical software vulnerabilities, validate them, and patch them without human help, and it will release a version without cyber guardrails to those defenders and to its own internal teams. Developers, enterpr