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Alibaba Cloud (Qwen) - Dense - verified

Run Qwen3.8-27B locally

Qwen3.8-27B is a 27.8B dense model from Alibaba Cloud (Qwen) with a 262K-token context window, released under Apache License 2.0 (commercial use is allowed); the smallest listed download is 16.1 GB, the 4bit MLX build from mlx-community/Qwen3.8-27B-4bit.

Official weights: Qwen/Qwen3.8-27B - modalities: text, image, video

Total params
27.8B
Architecture
Dense
Context
262K
Smallest download
16.1 GB

Fits in

Smallest download at most 85% of memory

Downloads

The official weights and every quantization listed for this model, with file sizes from Hugging Face.

Qwen3.8-27B downloads and file sizes
DownloadFormatSizeRepo
Official weightsBF1655.6 GBQwen/Qwen3.8-27B
UD-Q4_K_MGGUF16.5 GBunsloth/Qwen3.8-27B-GGUF
Q8_0GGUF29.0 GBunsloth/Qwen3.8-27B-GGUF
4bitSmallest listedMLX16.1 GBmlx-community/Qwen3.8-27B-4bit

GB is decimal: 1 GB = 10^9 bytes. Add memory for the context and the operating system on top of the file size.

Run it

Copied verbatim from the page linked under each command. Server commands from model cards often assume a multi-GPU node; check the flags before you run them.

Ollama

Terminal
ollama run qwen3.8

Source: ollama.com/library/qwen3.8

Ollama

Terminal
ollama launch claude --model qwen3.8

Source: ollama.com/library/qwen3.8

Not sure which runtime to use? Compare local LLM runtimes by platform, API and features.

License

License
Apache License 2.0apache-2.0
Commercial use
Commercial use: YesCommercial use is allowed.
Gated download
No. The files download directly.

Worth knowing

Thinking mode is on by default and can be disabled per request; context is 262,144 tokens natively and extensible to 1,000,000 with YaRN.

Released (Hugging Face repo creation date).

API pricing and specsHosted prices per 1M tokens for Qwen3.8-27B, if you would rather not run it yourself.

FAQ

How big is the Qwen3.8-27B download?

The official BF16 weights in Qwen/Qwen3.8-27B are 55.6 GB. The smallest listed download is 16.1 GB, the 4bit MLX build from mlx-community/Qwen3.8-27B-4bit. Plan for more memory than the file size: the context (KV cache) and the operating system need room too.

Can I use Qwen3.8-27B commercially?

Qwen3.8-27B is released under Apache License 2.0, and commercial use is allowed. The license text is at https://huggingface.co/Qwen/Qwen3.8-27B/blob/main/LICENSE.

How much memory do I need for Qwen3.8-27B?

By this directory's rule of thumb it fits in 24 GB and up: the smallest listed download, 16.1 GB, is at most 85% of 24 GB, which leaves room for the context and the operating system.

How do I run Qwen3.8-27B with Ollama?

Run "ollama run qwen3.8", as shown at https://ollama.com/library/qwen3.8. The Ollama library lists the qwen3.8:27b tag at 18GB.

What is the context length of Qwen3.8-27B?

262,144 tokens. A longer context needs more memory for the KV cache, so you can run with a shorter one when memory is tight.

Sources

Last verified from the pages below.

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