Simpson Thacher represented SK Telecom (“SKT”) in connection with its $100 million strategic investment in Anthropic. The investment is in relation to a partnership agreement between SKT and Anthropic to build a multilingual large language model (LLM) customized for telecommunications companies.~~Founded in 1984, SKT is the largest telecommunications company in South Korea. SKT recently launched a Global Telco AI Alliance with other global telecommunications companies and has been extending its reach into artificial intelligence (AI) technology. Anthropic, founded in 2021, is an AI safety and research company based in San Francisco.~~The Simpson Thacher team for the transaction included Jin Hyuk Park, Joongwon Park, William Son and Chanik Park (Corporate – Hong Kong); Larry Moss (ECEB); and Lori Lesser, Melanie Jolson and Rachelle Broida (IP).