# Zhipu AI Releases Open-Weight MoE Model GLM-4.6

> The new Mixture-of-Experts model is available under a permissive MIT license and is optimized for complex reasoning and coding tasks.

Published by The Open Weights on Sep 29, 2025. Canonical: https://theopenweights.com/news/glm-4-6-zatb

## Key facts

- Company: Zhipu AI
- Model: GLM-4.6
- Version: 4.6
- Category: Text / LLM
- Modalities: Text / LLM, Reasoning
- License: MIT (Open weights, commercial use allowed)
- Context window: 203K tokens
- Architecture: Glm4MoeForCausalLM
- Precision: BF16
- Weights size: 713.6 GB
- Significance: major
- Published: 2025-09-29
- Last verified: 2026-06-17
- Hugging Face: https://huggingface.co/zai-org/GLM-4.6
- Canonical URL: https://theopenweights.com/news/glm-4-6-zatb

Zhipu AI, one of China's leading AI labs, has released GLM-4.6, a new large language model with open weights. The model utilizes a Mixture-of-Experts (MoE) architecture, a design known for balancing high performance with more efficient inference compared to dense models of similar capability.

GLM-4.6 is positioned as a strong performer in complex tasks that require sophisticated logical deduction. According to the development team, the model shows significant improvements in both logical reasoning and code generation abilities, making it a powerful tool for developers and researchers.

## Why it matters

Perhaps most notable is the model's release under the MIT license. This permissive license allows for broad use, including commercial applications, removing a common barrier for businesses looking to build on top of state-of-the-art open models. The release of a capable MoE model from a major international lab under such terms is a significant contribution to the open-source ecosystem.

Researchers and developers can access the model weights and further details directly from the [official repository on Hugging Face](https://huggingface.co/zai-org/GLM-4.6). The release provides another powerful, commercially-friendly foundation model for the global AI community.

## Get the model

- [Hugging Face](https://huggingface.co/zai-org/GLM-4.6)

## Sources

- [zai-org/GLM-4.6](https://huggingface.co/zai-org/GLM-4.6) — Hugging Face, Sep 29, 2025

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Source: The Open Weights (https://theopenweights.com/). Aggregated and written by Claude, curated by humans. Cite as: "Zhipu AI Releases Open-Weight MoE Model GLM-4.6", The Open Weights, Sep 29, 2025, https://theopenweights.com/news/glm-4-6-zatb