Tencent Announces Hy4 AI Model And Plans To Open Its Weights
Tencent announced the Tencent Hy4 AI model on November 4, 2026 and said it will release the model weights in the near future.
1 source 5d ago
Reporting from 1 source: GIGAZINE.
Why it matters
By scheduling an open weight release for a model it compares against DeepSeek and Kimi, Tencent is competing for the open model position rather than keeping Hy4 behind a closed API.
Key Facts
- Tencent announced the Hy4 AI model on November 4, 2026.
- Hy4 is the official version of the Hy4 preview announced in August 2026.
- Hy4 has 770 billion total parameters and 49 billion used during inference.
- Tencent says it will release the model weights in the near future.
- In Tencent's financial blind test, Hy4 scored 3.04 against 2.97 for DeepSeek-V4.1-Flash-1017 and 2.68 for Kimi K3.1 Pro and GLM-5.3.
The official version of the Hy4 preview builds on a Mixture of Experts architecture with 770 billion total parameters and 49 billion used during inference, a roughly 1 million token context window, and image understanding for the first time in the Hy series.
Tencent's own evaluation used WorkBuddy, its work support tool, where Hy4 averaged 83.18 points and a 96.15% task success rate. In a financial blind test run with 213 experts across 579 tasks, Hy4 scored 3.04 against 2.97 for DeepSeek-V4.1-Flash-1017 and 2.68 for Kimi K3.1 Pro and GLM-5.3. Tencent also trained the model on Blender and CAD software and on Unreal Engine, Unity, and Godot for game development.
Written with AI by Yomimono from the 1 cited source below, including Japanese-language reporting where cited. See our editorial policy.
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