website performance optimization by focusing on two critical aspects—Core Web Vitals (CWV) and Interaction to Next Paint (INP). Core Web Vitals, established by Google, are essential metrics that impact user experience and SEO rankings.the key recommendations for improving Core Web Vitals, covering aspects such as Largest Contentful Paint (LCP), First Input Delay (FID), and Cumulative Layout Shift (CLS). Following this, the discussion extends to the nuanced concept of Interaction to Next Paint, exploring how user interactions influence subsequent rendering and how developers can strategically manage this journey for a seamless user experience. By intertwining these aspects, the article provides actionable insights for developers and website owners seeking to enhance their site's performanc