The meteoric rise of DeepSeek—the Chinese AI startup now challenging global giants—has stunned observers and put the spotlight on China’s AI sector. Since ChatGPT’s debut in 2022, the country’s tech ecosystem has been in relentless pursuit of homegrown alternatives, giving rise to a wave of startups and billion-dollar bets.

A bipartisan duo in the the U.S. House is proposing legislation to ban the Chinese artificial intelligence app DeepSeek from federal devices, similar to the policy already in place for the popular social media platform TikTok.

Researchers linked the AI chatbot to a Chinese state-owned telecommunications company, which has been banned from operating in the U.S.

Two US Congress members plan to introduce bipartisan legislation to ban China’s DeepSeek AI chatbot from government devices. The bill’s announcement came after a security expert said DeepSeek not only poses a threat to US AI stocks;

Chinese investors are rushing into AI-related stocks, betting the artificial intelligence advance of home-grown startup DeepSeek will lead to a boom in the sector and give the initiative to China in an intensifying Sino-U.

A frenzy over an artificial intelligence chatbot made by Chinese tech startup DeepSeek was upending stock markets Monday and fueling debates over the economic and geopolitical competition between the U.