Zhipu Launches Fastest Large Model API, Hong Kong Stocks Surge Over 20%

Miles Bennett
Published 2026-05-22About 4 min read

HK stocks intelligence spectrum (02513.HK) continued to rise today, with a surge that once exceeded 20%. As of the time of publication, it increased by about 23.07%,报价港元1237, with a transaction volume of 1.095 billion Hong Kong dollars.

In terms of news, the intelligence spectrum announced today that it will open the GLM-5.1 high-speed version API (GLM-5.1-highspeed) to some corporate customers. The model output speed reaches 400 tokens/s, renewing the global large model manufacturers' API speed limit and breaking through the dual ability of flagship level and extremely low delay in domestic large models for the first time. In addition, the intelligence spectrum is expected to be included in the Hong Kong Stock Connect list next month, which also provides an additional catalyst for the stock price.

GLM-5.1 was officially launched and open-sourced in April this year and is currently the strongest flagship model of the intelligence spectrum. It is also the world's first open-source model that has reached the ability to work continuously for 8 hours. Along with the launch of the high-speed version, the intelligence spectrum advances simultaneously in both model performance and inference efficiency, further strengthening its competitive barriers in the domestic large model market.

Content is for reference only, not financial advice.