Meta: Llama Guard 4 12B (content safety classification)

Meta: Llama Guard 4 12B launched April 2025 with 163K-token context window. Llama Guard 4 is a Llama 4 Scout-derived multimodal pretrained model, fine-tuned fo…

up.end
/ˌəpˈend/
verb

To "upend" means to completely disrupt, overturn, or drastically change the established order or structure of something. It implies a significant shift or alteration that can potentially have far-reaching consequences. When something is upended, it is turned upside down or transformed in a way that challenges conventional norms or expectations. The term often carries a sense of innovation, transformation, and sometimes even a hint of upheaval, indicating that the changes are not just minor adjustments but rather a fundamental reimagining of the status quo.