South Korean Telcos Reposition Networks As AI Infrastructure

At Mobile World Congress in Barcelona on March 2–5, 2026, SK Telecom, KT and LG Uplus outlined competing but converging AI infrastructure strategies. LG Uplus showcased voice agent 'ixi-O' and on-device LLM integration; SK Telecom unveiled a 'Sovereign AI Package' with the A.X K1 model; KT promoted 6G as integrated AI architecture, signaling a shift to infrastructure orchestration.