CartUp AI is an (personalized ecommerce search)[https://cartup.ai/personalized-search/] platform that guides visitors through their whole shopping journey from product discovery to conversion. The AI-based recommendations suite uses AI/ machine learning (ML) to synthesize visitors' data such as browsing patterns, purchase history, and demographical data to offer recommendation opportunities with precision and speed to match visitors' intent in real-time. As a result, recommended products are based on individual visitors' preferences, tastes, and intent, leading to better visitor engagement, conversion, and shopping experience. The AI-based delightful search engine uses Natural Language Processing (NLP) to analyze the query to understand the intent and makes suggestions based on what the visitors want. It has features such as autocompletion, typo correction, synonym detection, dynamic faceting, ML-based personalized ranking to help the visitors find the correct product they want, leading to increased conversions.