Tencent Hy4 adds vision and computer use in its full release
Tencent released the full version of Hy4 with visual understanding, tool calling and computer-use capabilities across command-line and graphical interfaces.
AT A GLANCE
Key points
- The full Hy4 release adds visual understanding and computer use for the first time.
- The model is available through Tencent Cloud, OpenRouter and Tencent productivity products.
- Weights and a system card for the full release will follow later.
What is changing?
Tencent released the full version of Hy4 on November 4. According to the company, the model scales up pre-training and post-training compared with Hy4 preview while improving visual understanding, instruction following, long-context comprehension and long-horizon agent tasks. Its visual reasoning covers fine-grained image inspection, complex chart analysis and mathematical visual questions.
Hy4 supports computer use for the first time. It can work through command-line and graphical interfaces; Tencent says it received specialized training for professional software such as Blender and CAD as well as multi-step tasks. The full release is available through Tencent Cloud, OpenRouter, CodeBuddy, WorkBuddy, Yuanbao and ima.
Tencent plans to publish the model weights and a comprehensive system card in the coming days, so the full version is not currently available to download as open weights. Hy4 preview, released in August, was open-sourced.
Explore the original sources
Source date: 4 November 2026.
Published by AI Radar: 4 Nov 2026, 16:16 (Istanbul, UTC+3). Updated: 4 Nov 2026, 17:02.
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