Personalization has emerged as a cornerstone of online retail success, driving customer engagement, loyalty, and conversions like never before. Artificial intelligence enables retailers to craft individualized experiences by analyzing data at scale and delivering targeted content, offers, and recommendations. This approach not only meets the evolving expectations of digital shoppers but also differentiates brands in fiercely competitive markets. In this article, we explore the advanced personalization tactics powered by AI that are empowering online retailers to stand out, foster deeper customer relationships, and achieve unprecedented growth.