Klevu has a lot of features, including AI search with predictive autocomplete, product recommendations based on personalization, and category merchandising controls. It also has analytics with A/B testing so you can try different variations of page layouts and other elements to find what works best. Klevu supports several e-commerce foundations and has detailed documentation, 24/7 support and SDKs/APIs for custom integration.
Another option is Fast Simon. It improves site search, merchandising, personalization and visual discovery with features like AI-powered merchandising and visual search. The company also offers a no-code editor to let you customize search and collection pages, which can speed up optimization work even if you don't have programming skills.
Nosto and Nosto - Commerce Experience Platform (CXP) are both all-purpose tools to improve category page layouts. Nosto's technology combines real-time commerce data to power personalized shopping experiences, including AI-powered search and product recommendations. That can help you maximize online revenue and customer satisfaction by optimizing the shopping experience overall.