◆ Underrated

GLM-5.1

Z.AI (Zhipu)🇨🇳 CN
textreasoning
– API– OpenRouter

Direct predecessor of GLM-5.2 (June 20). Still interesting for local deployment. The GLM-5.1 FP8 variant has 1.33M downloads — massive interest from the CN community.

At a glance

Context
131K tokens
Parameters
754B MoE
Input
text, code

Specifications

Status
Released
Date
May 13, 2026
Lab
Z.AI (Zhipu)
Origin
CN
Type
text, reasoning
Open weights
Yes
License
GLM Community License
Context
131K tokens
Parameters
754B MoE
Input
text, code
Output
text, code

Availability

Direct API access
OpenRouter
Open weights✓ Yes