DeepSeek’s artificial intelligence models are the most commonly used products of its kind in China, but the company is quickly losing market share to rivals in the highly competitive AI market, according to a cloud computing service provider.DeepSeek, which commanded over 99 per cent of open-source AI model usage on Chinese cloud computing platform PPIO in the first quarter, saw its share decline to about 80 per cent in June, according to data released by the service provider late last...