Z.ai (Zhipu AI) · released 2026-04-07 · open weights
GLM-5.1
Intelligence
149.9 ECI
90% range: 148.05 to 151.71 on the Epoch Capabilities Index.
Price per million tokens
- Input
- $1.40
- Output
- $4.40
- Cached input
- $0.26
- Blended
- $2.15
From the lab's price page, checked 2026-11-01.
On our coding tasks
We haven't run this model on our coding tasks yet.
Where it sits