DeepSeek releases updated AI model it calls faster and leaner

DeepSeek released an update to its AI model over the weekend, saying it is faster and leaner. The update intensifies the Chinese company's challenge to Anthropic, OpenAI and domestic rivals Moonshot Kimi and Z.ai.

• DeepSeek shipped the model update over the weekend
• Company claims faster performance and lower resource use
• Update steps up rivalry with OpenAI and Anthropic
• Moonshot Kimi and Z.ai are also named as competitors