SK Telecom announced its proprietary AI foundation model A.X K2 on the 29th, stating the launch will support AI transformation across daily life and industrial settings in Korea. The model demonstrates improved mathematical and scientific reasoning capabilities as well as enhanced Korean language and long-text reasoning abilities compared to previous models. SK Telecom positioned A.X K2 as achieving benchmark results comparable to overseas AI models including Qwen3.5-397B-A17B, DeepSeek-V4-Flash, GLM-5.1, and Kimi-K2.6 released within the recent 6 months.
SK Telecom A.X K2 Demonstrates Competitive Benchmark Performance
The A.X K2 model showed benchmark results at a level equivalent to recently released overseas AI models. SK Telecom compared the model's performance against Qwen3.5-397B-A17B, DeepSeek-V4-Flash, GLM-5.1, and Kimi-K2.6, all released within the recent 6 months. The company highlighted improvements in mathematical and scientific reasoning capabilities as well as Korean knowledge and long-text reasoning abilities compared to existing models.
SK Telecom conducted four rounds of post-training to comprehensively verify the model's response quality, stability, and operational efficiency before deployment.
SK Telecom Partners with KG Steel and Konec for Manufacturing AI Applications
SK Telecom is applying A.X K2 to manufacturing-specialized AI agents in partnership with steel manufacturer KG Steel and automotive parts manufacturer Konec. The company stated it will incorporate practical industrial know-how from manufacturing sites into the AI system.
SK Telecom plans to deploy a demo version of the manufacturing-specialized AI agent in the second half at KG Steel's Dangjin plant cold rolling line for coated steel plate production and at Konec's casting and processing operations for on-site verification.
SK Telecom Provides A.X K1 API Access to Startups and Competition Participants
SK Telecom is supporting the domestic AI ecosystem by providing its AI model in API format. The company is supplying A.X K1 to general citizens participating in the Ministry of Science and ICT's National AI Competition and to startups selected for the Ministry of SMEs and Startups' Everyone's Challenge AX-LLM program.
SK Telecom Plans Continued Enhancement of A.X Model Scale and Performance
SK Telecom stated it will continue advancing the A.X model to approach big tech levels in terms of scale and performance. The company noted that global major models are establishing trillion-parameter scale as baseline competitiveness.
FAQ
What did SK Telecom announce on the 29th?
SK Telecom announced its proprietary AI foundation model A.X K2 on the 29th. The model demonstrates improved mathematical and scientific reasoning capabilities as well as enhanced Korean language and long-text reasoning abilities, achieving benchmark results comparable to overseas AI models released within the recent 6 months.
Which companies is SK Telecom partnering with for manufacturing AI applications?
SK Telecom is partnering with steel manufacturer KG Steel and automotive parts manufacturer Konec to apply A.X K2 to manufacturing-specialized AI agents. The company plans to deploy a demo version in the second half at KG Steel's Dangjin plant cold rolling line and at Konec's casting and processing operations for on-site verification.
