Chinese artificial intelligence firm DeepSeek apologised and promised compensation to users after its services suffered a nearly five-hour outage on Thursday. DeepSeek will issue users a full refund for any consumption between October 8 and October 14 in the form of credits, according to a notice posted on the Hangzhou-based start-up’s application programming interface (API) platform. DeepSeek’s namesake chatbot and API services for its V4 Pro and V4.1 Flash models went offline on Thursday...