# GLM-4.6

> GLM-4.6 is an open-weight language model from Zhipu AI (Z.ai), released on 30 Sept 2025. It accepts text and generates text, with a 205K-token context window and up to 131K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $0.43 per million input tokens and $1.75 per million output tokens (OpenRouter), across 6 providers we track.

Source page: https://www.aimodel.directory/models/glm-4-6
Last verified: 4 Oct 2026

## Specifications

- **Developer:** Zhipu AI (Z.ai)
- **Release date:** 30 Sept 2025 (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/zai/models/glm-4.6.toml)
- **Status:** Generally available (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/zai/models/glm-4.6.toml)
- **Weights:** Open weights (source: Hugging Face, https://huggingface.co/zai-org/GLM-4.6)
- **License:** mit (source: Hugging Face, https://huggingface.co/zai-org/GLM-4.6)
- **Parameters:** 357B (source: Hugging Face, https://huggingface.co/zai-org/GLM-4.6)
- **Context window:** 205K (204,800 tokens) (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/zai/models/glm-4.6.toml)
- **Max output:** 131K tokens (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/zai/models/glm-4.6.toml)
- **Knowledge cutoff:** Apr 2025 (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/zai/models/glm-4.6.toml)
- **Input:** Text (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/zai/models/glm-4.6.toml)
- **Output:** Text (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/zai/models/glm-4.6.toml)
- **Reasoning mode:** Yes (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/zai/models/glm-4.6.toml)
- **Tool calling:** Yes (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/zai/models/glm-4.6.toml)
- **Hugging Face:** zai-org/GLM-4.6 (source: Hugging Face, https://huggingface.co/zai-org/GLM-4.6)

## API pricing (USD per 1M tokens)

| Provider | Input | Output | Cached input | Context |
|---|---|---|---|---|
| OpenRouter | $0.43 | $1.75 | $0.08 | 198K |
| DeepInfra | $0.50 | $2 | $0.10 | 203K |
| Novita AI | $0.55 | $2.20 | $0.11 | 205K |
| Hugging Face Inference Providers | $0.55 | $2.20 | – | 205K |
| Z.ai API | $0.60 | $2.20 | $0.11 | 205K |
| Vercel AI Gateway | $0.60 | $2.20 | $0.11 | 200K |

## FAQ

### What is the context window of GLM-4.6?

GLM-4.6 has a context window of 204,800 tokens (205K) and can generate up to 131,072 tokens in a single response, according to models.dev.

### How much does the GLM-4.6 API cost?

Through Z.ai API, GLM-4.6 costs $0.60 per million input tokens and $2.20 per million output tokens. The lowest listed price is $0.43 input / $1.75 output through OpenRouter. Prices last verified 4 Oct 2026.

### Is GLM-4.6 open source?

GLM-4.6 is an open-weight model: its weights are published on Hugging Face as zai-org/GLM-4.6 under the mit license. Check the license terms before commercial use.

### When was GLM-4.6 released?

Zhipu AI (Z.ai) released GLM-4.6 on 30 Sept 2025, according to models.dev.

### Which providers offer GLM-4.6?

We track GLM-4.6 on 6 providers: OpenRouter, DeepInfra, Novita AI, Hugging Face Inference Providers, Z.ai API, Vercel AI Gateway.

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Data licensed CC BY 4.0. Cite as: AI Model Directory, "GLM-4.6", https://www.aimodel.directory/models/glm-4-6