# Qwen3 8B

> Qwen3 8B is an open-weight language model from Alibaba (Qwen), released on Apr 2025. It accepts text and generates text, with a 131K-token context window and up to 8K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $0.12 per million input tokens and $0.46 per million output tokens (OpenRouter), across 2 providers we track. It is scheduled for retirement on 9 Oct 2026.

Source page: https://www.aimodel.directory/models/qwen3-8b
Last verified: 4 Oct 2026

## Specifications

- **Developer:** Alibaba (Qwen)
- **Release date:** Apr 2025 (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/alibaba/models/qwen3-8b.toml)
- **Status:** Generally available (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/alibaba/models/qwen3-8b.toml)
- **Weights:** Open weights (source: Hugging Face, https://huggingface.co/Qwen/Qwen3-8B)
- **License:** apache-2.0 (source: Hugging Face, https://huggingface.co/Qwen/Qwen3-8B)
- **Parameters:** 8.2B (source: Hugging Face, https://huggingface.co/Qwen/Qwen3-8B)
- **Context window:** 131K (131,072 tokens) (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/alibaba/models/qwen3-8b.toml)
- **Max output:** 8K tokens (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/alibaba/models/qwen3-8b.toml)
- **Knowledge cutoff:** Apr 2025 (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/alibaba/models/qwen3-8b.toml)
- **Input:** Text (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/alibaba/models/qwen3-8b.toml)
- **Output:** Text (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/alibaba/models/qwen3-8b.toml)
- **Reasoning mode:** Yes (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/alibaba/models/qwen3-8b.toml)
- **Tool calling:** Yes (source: models.dev, https://github.com/sst/models.dev/blob/dev/providers/alibaba/models/qwen3-8b.toml)
- **Retirement date:** 9 Oct 2026 (source: OpenRouter, https://openrouter.ai/qwen/qwen3-8b)
- **Hugging Face:** Qwen/Qwen3-8B (source: Hugging Face, https://huggingface.co/Qwen/Qwen3-8B)

## API pricing (USD per 1M tokens)

| Provider | Input | Output | Cached input | Context |
|---|---|---|---|---|
| OpenRouter | $0.12 | $0.46 | – | 131K |
| Alibaba Cloud Model Studio | $0.18 | $0.70 | – | 131K |

## FAQ

### What is the context window of Qwen3 8B?

Qwen3 8B has a context window of 131,072 tokens (131K) and can generate up to 8,192 tokens in a single response, according to models.dev.

### How much does the Qwen3 8B API cost?

Through Alibaba Cloud Model Studio, Qwen3 8B costs $0.18 per million input tokens and $0.70 per million output tokens. The lowest listed price is $0.12 input / $0.46 output through OpenRouter. Prices last verified 4 Oct 2026.

### Is Qwen3 8B open source?

Qwen3 8B is an open-weight model: its weights are published on Hugging Face as Qwen/Qwen3-8B under the apache-2.0 license. Check the license terms before commercial use.

### When was Qwen3 8B released?

Alibaba (Qwen) released Qwen3 8B on Apr 2025, according to models.dev.

### Which providers offer Qwen3 8B?

We track Qwen3 8B on 2 providers: OpenRouter, Alibaba Cloud Model Studio.

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Data licensed CC BY 4.0. Cite as: AI Model Directory, "Qwen3 8B", https://www.aimodel.directory/models/qwen3-8b