At least three of Bytedance Ltd.’s major investors have marked up the TikTok-owner’s valuation to more than $400 billion, a sharp rebound for a Chinese social video leader that has been threatened with a US shutdown.

"We confirmed DeepSeek communicating with ByteDance," a South Korean data protection regulator told Yonhap News Agency.

A South Korean data protection regulator says that China’s DeepSeek genAI chatbot is sending data to TikTok owner ByteDance. The Personal Information Protection Commission (PIPC) announced it would temporarily suspend new downloads of the DeepSeek model in South Korea after the discovery.

China’s artificial intelligence (AI) model DeepSeek has come under regulatory scrutiny in South Korea after it was found to have transmitted user data to ByteDance, the parent company of TikTok. South Korea’s Personal Information Protection Commission (PIPC) confirmed on Feb.