Riiid is a global leading AI Tutor solution provider delivering creative disruption to the education market through its cutting-edge AI technology. It developed and operates firm's first commercialized AI tutor product, Santa for TOEIC, which garnered over 1 million users with proven learning efficacy; and recently launched Santa SAT. Striving for technology leadership, Riiid continues to research AI technology in trend and publish research papers at top AI conferences such as NIPS.