Zhipu AI releases GLM-4.5 series flagship model

On July 29, Zhipu AI officially launched the GLM-4.5 series flagship model, including two versions, GLM-4.5 and GLM-4.5-Air.

Among them, GLM-4.5 has a total parameter of 355 billion and an activation parameter of 32 billion; GLM-4.5-Air has a total parameter of 106 billion and an activation parameter of 12 billion. Both use a hybrid expert architecture and support 128K context windows.

The new model ranked second in the world and first in China in the comprehensive average score of 12 evaluation benchmarks, and for the first time realized the native fusion of reasoning, encoding and intelligent agent capabilities.

The API call price is as low as 0.8 yuan/million tokens for input and 2 yuan/million tokens for output. The high-speed version generates more than 100 tokens/second.