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GLM-5.1

Available
Z.ai (Zhipu AI)FrontierOpen source

Z.ai agentic-engineering follow-up to GLM-5, with stronger coding performance and better long-horizon tool-use behavior.

Specifications

License
Open source · MIT
Weights
Downloadable
Architecture
Mixture-of-Experts
Parameters
754B · 40B active
Context window
— tokens
Max output
Knowledge cutoff
Price (in / out, $/M)
Modalities
TextCode

Benchmarks

GPQA Diamondself-reported
86.2%
source ↗

Vendor-reported figures are claims until independently verified. See methodology.