Zhipu AI’s stock rockets after Chinese firm launches open-source GLM-5.2 model

Shares of Beijing-based artificial intelligence pioneer Zhipu AI soared on Monday after it released GLM-5.2, its latest and most powerful large language model, which will be made available on an open-source basis later this week. The Hong Kong-listed stock surged as much as 48 per cent to HK$1,620 in morning trading and ended the day up 32.8 per cent at HK$1,457, as the firm’s open-source roll-out coincided with Washington’s abrupt order to suspend top US models overseas. Trading as Knowledge...