SK Telecom A.X K1 — Korea's First 519B Sovereign Foundation Model
SK Telecom unveils A.X K1, Korea's first 500B-scale sovereign AI model with 519 billion parameters. Developed by 8-org consortium (SKT, Krafton, 42dot, Rebellions, Liner, SelectStar, Seoul National University, KAIST). Trained on 1,000 GPUs with 10 trillion data points. Mixture-of-experts architecture activates 33B of 519B parameters per task. Korean tokenizer reduces token consumption 33% vs foreign models.