Yet if fast followers such as DeepSeek can eat away at that lead for a fraction of the cost, then those profits are at risk.

China-based DeepSeek has exploded in popularity, drawing greater scrutiny. Case in point: Security researchers found more than 1 million records, including user data and API keys, in an open database.

And while American tech companies have spent billions trying to get ahead in the AI arms race, DeepSeek’s sudden popularity also shows that while it is heating up, the digital cold war between the US ...

By Kenrick Cai, Anna Tong, Jeffrey Dastin SAN FRANCISCO -Developers at leading U.S. AI firms are praising the DeepSeek AI models that have leapt into prominence while also trying to poke holes in the ...

OpenAI's ChatGPT is leading a major surge in spending on artificial intelligence apps and services on smartphones.