The Axesso Amazon Data Service API is a set of executable programs that allow users to utilize keywords to search for Amazon products, obtain product information, and recommend the best products. The API has six endpoints that help developers retrieve information about Amazon products and services, including the Lookup Products Endpoint, Lookup Seller Endpoint, Lookup Seller Products Endpoint, Lookup Seller Prices Endpoint, Lookup Reviews Endpoint, and Search by Keyword ASIN Endpoint. The API offers benefits such as ease of use, product suggestions, and synchronization, making it a valuable tool for developers, buyers, and sellers on Amazon.