Alibaba Group Holding is asking app users to open their wallets for its artificial intelligence office assistant QwenWork, as the Chinese technology giant tests whether businesses and consumers are ready to pay for its digital assistant. The e-commerce giant’s Qwen app now offers three membership tiers for QwenWork, with annual plans ranging from 200 yuan (US$29.6) to 1,499 yuan for its flagship version, according to the listing on Apple’s App Store. Users can also buy extra video generation...