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Established in 2014, Riiid ( is a leading AI solutions provider delivering creative disruption solutions in the education market. With a strong belief in equal opportunity in education, Riiid launched Santa for TOEIC in 2017, the firm's first commercialized AI tutor solution based on deep-learning algorithms, making otherwise expensive test prep affordable for everyone. The app has attracted more than a million users in South Korea alone. Riiid's AI tutor solution replaces textbooks and traditional lectures with a personalized AI tutor that outpaces human tutors at a fraction of the cost. Based on highly scalable and proven AI technology, Riiid is aggressively expanding its business to new test areas and geographical markets. Riiid launched 'Riiid Labs,' the firm's global arm based in Silicon Valley, California, in 2020 and continues to expand its business across the US, South America, Middle East and beyond. It currently operates Santa for TOEIC in Korea and Japan and has launched Santa SAT in Vietnam. As of July 2020, Riiid has raised a total of USD 70.2 million in funding.

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