Kakao CEO Shina Chung (left) and OpenAI CEO Sam Altman announces a joint venture in a press conference in Seoul, Korea on February 4, 2025. Billionaire Kim Beom-su’s Kakao on Tuesday announced a ...

Kakao holds a 57.6% stake in Kakao Mobility, whose app Kakao T offers South Korea's most popular taxi-hailing service with 31 million registered users. Already a subscriber? Log in .