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Mage-VL-Cowork

Mage-VL-Cowork is an open-weight vision-language model from Microsoft, released in October 2026. It is built for computer use: it reads screenshots and chooses between mouse and keyboard actions and shell commands.

Developer
Microsoft
Released
October 2026
Total parameters
4.7B
Architecture
Dense
Context window
32K
Input
Text, image
License
Apache 2.0
Commercial use
Yes
Official weights, GB
9.5 GB
Hugging Face repository
huggingface.co
Checked on

Mage-VL-Cowork is a dense model with 4.7B parameters (Microsoft calls it a 4B model). Microsoft lists a context window of 32,768 tokens for training and inference; the architecture supports up to 262,144 tokens. The model accepts text and image input. The weights are released under Apache 2.0, which allows commercial use. The official weights on Hugging Face take about 9.5 GB in BF16. Running the model needs at least that much memory across GPUs and system RAM, plus room for the context cache; quantized versions need less.

Total parameters, billions
4.7B
Context window, tokens
32.77K
License type
Apache 2.0
License conditions
Apache 2.0: keep the license and notices; no limits on field of use or number of users.
Weights precision
BF16
License text
apache.org
Sources
PageURL
Hugging Face model cardhttps://huggingface.co/microsoft/Mage-VL-Cowork/raw/main/README.md
Hugging Face LICENSEhttps://huggingface.co/microsoft/Mage-VL-Cowork/raw/main/LICENSE
Hugging Face weights indexhttps://huggingface.co/microsoft/Mage-VL-Cowork/raw/main/model.safetensors.index.json
Hugging Face APIhttps://huggingface.co/api/models/microsoft/Mage-VL-Cowork

Questions

What license does Mage-VL-Cowork use?
The weights are released under Apache 2.0, which allows commercial use; keep the license and notices.
Can I use Mage-VL-Cowork commercially?
Yes. Apache 2.0 has no limits on field of use or number of users.
How much memory does Mage-VL-Cowork need?
The official weights take about 9.5 GB (BF16). The memory calculator checks which setups fit.
How many parameters does Mage-VL-Cowork have?
Mage-VL-Cowork is a dense model with 4.7B parameters and a context window of 32,768 tokens.
Does Mage-VL-Cowork accept images?
Yes. It accepts text and image input and is designed to work from screenshots. Another Microsoft vision model in the register is Phi-4-reasoning-vision-15B.

Sources

Every figure comes from the developer’s model card, license text and official announcements, and from the model’s Hugging Face repository metadata. Each model page lists its sources and the date they were checked; the register is rechecked every week.

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