Shares of Tencent Holdings surged as much as 8 per cent on Tuesday, driven by investor optimism over reports that the Chinese tech giant is close to launching an artificial intelligence agent within its super app WeChat.Tencent was testing a prototype AI agent for the WeChat ecosystem, which boasts 1.4 billion active users, and planned to start the compliance process as soon as this month for a public launch, according to a report by the Financial Times on Tuesday, citing anonymous sources.The company would test the agent on a small group of external users after the compliance procedure, and a...