Z Ai: Z.ai: GLM 5
GLM-5 is Z.ai’s flagship open-source foundation model engineered for complex systems design and long-horizon agent workflows. Built for expert developers, it delivers production-grade performance on large-scale programming tasks, rivaling leading...
Specifications
| Attribute | Value |
|---|---|
| Lab | Z Ai |
| Tags | Intelligent Coding Agentic Open Weight |
| Release Date | 2026-02 |
| Context Window | 202,752 tokens |
| Input Price / 1M | $0.60 |
| Output Price / 1M | $1.92 |
| Input Modalities | Text |
| Output Modalities | Text |
Strengths
- Flagship open-source model rivaling closed-source leaders
- Advanced agentic planning and full-system construction
- Deep backend reasoning with iterative self-correction
- Production-grade on large-scale programming tasks
Weaknesses
- Newer ecosystem with fewer integrations than established models
- Agentic reliability not yet battle-tested at scale
- Limited brand recognition outside China
Best For
- Complex systems design and architecture
- Long-horizon autonomous agent workflows
- Large-scale programming and backend development
- Cost-effective alternative to closed-source flagships
In Depth: Z.ai: GLM 5
Summary
Z.ai: GLM 5 is an AI model from Z Ai.
Released 2026-02. It currently appears in the Overall category on LMRank and 1 other category. It supports Text input and produces Text output, with a context window of 202,752 tokens. Input pricing is $0.60 per 1M tokens and output is $1.92 per 1M tokens on OpenRouter.