Abstract: Systems, methods, and apparatuses for customer engagement that receive a product catalog including information associated with a plurality of products; encode product data by at least one of generating a reverse text index associated with a plurality of products in the product catalog or vectorizing embeddings of the information associated with the plurality of products in the product catalog; store the encoded product data in a product catalog database; receive input from an end user; at least one of convert the end user input to a text query or create input vectors by vectorizing embeddings associated with the input; retrieve a list of products from the product catalog database based on at least one of the text query or the input vectors associated with the input; and output a response to the end user, wherein the response includes a link to information of products in the list of products.