According to Shaun Ralston (@shaunralston), OpenAI has updated its Model Spec to clearly define the intended behaviors for the AI models powering its products. The Model Spec details explicit rules, priorities, and tradeoffs that govern model responses, moving beyond marketing to explicit operational guidelines (source: https://x.com/shaunralston/status/2001744269128954350). Notably, the latest update includes enhanced protections for teen users, addressing content filtering and responsible interaction. For AI industry professionals, this update provides transparent insight into OpenAI's approach to model alignment, safety protocols, and ethical AI development. These changes signal new business opportunities in AI compliance, safety auditing, and responsible AI deployment (source: https://model-spec.openai.com/2025-12-18.html).