Mage-VL-Cowork

Name: Mage-VL-Cowork
Author: Microsoft

Microsoft🇺🇸 United States

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Version History

Mage-VL-CoworkmajorOctober 30, 2026

Microsoft released Mage-VL-Cowork, a 4B hybrid computer-use agent built on Mage-ViT and Qwen3-4B-Instruct-2507. It reaches 66.0% on OSWorld-Verified under a 50-step budget, which Microsoft claims is the best among 4B models.

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model releaseMicrosoft

Microsoft releases Mage-VL-Cowork, a 4B computer-use agent scoring 66.0% on OSWorld-Verified

Microsoft has released Mage-VL-Cowork, a 4B-parameter vision-language policy that combines GUI control and terminal execution in one model. Microsoft claims it is the best 4B model on OSWorld-Verified, at 66.0% under a 50-step budget. Weights are published under Apache-2.0.

October 30, 2026 · 12:22 PM3 min read

Microsoft Mage-VL-Cowork computer-use