Datax is a data exchange platform built on blockchain that reduces cost, enhances security and ensures ownership of data. It comprises of two major functions: Datax Workforce and Datax Marketplace. Datax Workforce is a blockchain crowdsourcing platform that allows AI researchers and companies to crowdsource training data. It ensures data security and returns data ownership to business by eliminating middleman risk. Datax Marketplace is a decentralized data exchange market that allows free trade and easy access of data while ensuring data security by decentralizing data storage.