Chinese startup DeepSeek said on Monday it is temporarily limiting registrations due to a large-scale malicious attack on its services. “Currently, only registration with a mainland China mobile phone number is supported,” the company posted on its status page.
Chinese startup DeepSeek was on Monday hit by outages on its website after its AI assistant became the top-rated free application available on Apple's App Store in the United States.
The company resolved issues relating to its application programming interface and users' inability to log in to the website, according to its status page. The outages on Monday were the company's longest in around 90 days and coincides with its sky-rocketing popularity.
Powered by the DeepSeek-V3 model, which its creators say "tops the leaderboard among open-source models and rivals the most advanced closed-source models globally", the artificial intelligence application has surged in popularity among U.S. users since it was released on Jan. 10, according to app data research firm Sensor Tower.
Little is known about the company behind DeepSeek, a small Hangzhou-based startup founded in 2023, when search engine giant Baidu released the first Chinese AI large-language model.
Since then, dozens of Chinese tech companies large and small have released their own AI models, but DeepSeek is the first to be praised by the U.S. tech industry as matching or even surpassing the performance of cutting-edge U.S. models.
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