SK Telecom unveiled A.X K1, Korea's first hyperscale AI model with 519 billion parameters, on December 27 as part of the Korean government's Sovereign AI Foundation Model project aimed at positioning the nation among the top three global AI powers alongside the U.S. and China.
The model functions as a "Teacher Model" that transfers knowledge to smaller AI models rather than merely consuming information, and will be integrated into SK Telecom's A-Dot service with over 10 million subscribers and Liner's platform serving more than 11 million global users to advance an "AI for Everyone" framework.
The eight-member consortium—including SK hynix, Krafton, Rebellions, and Seoul National University—built the full-stack AI ecosystem using proprietary Korean technologies and plans to release A.X K1 as open-source to boost the nation's AI competitiveness.
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