A new web-based tool called Transformer Explainer has been launched to facilitate interactive learning and visualization of complex AI models, particularly for non-experts. This open-source project provides detailed visual explanations of how Large Language Models (LLMs) and Transformer models operate, making it a valuable resource for individuals seeking to deepen their understanding of artificial intelligence. The tool is designed to be beginner-friendly, with tutorials that even cover fundamental concepts such as matrix multiplication. Additionally, recent research highlights advancements in Vision Transformers, including a method called DeiT-LT that effectively trains these models on imbalanced datasets, and improvements in object detection through the DETR model. These developments reflect the growing importance of Transformers in the AI landscape.