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SK Telecom Unveils 688B AI Model A.X K2 to Support Industrial AI Transition
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Fusion42 · 30 July 2026 · Fusion42 review
South Korean telecommunications giant SK Telecom has launched A.X K2, a 688 billion-parameter foundation model, on Hugging Face. The model shows significant performance improvements in Korean language and long-text reasoning and is being deployed in manufacturing, defense, and biotech sectors in South Korea.
This Wire brief sits within Fusion42's coverage of AI Frontier Models.
◆ ◆ The Wire takeaway
South Korea now has its own top-tier, open-source foundation model optimised for industrial use. If you sell AI into the Korean market, you have a powerful new local building block that isn't from a US giant.
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1 source · 29 Jul 2026
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