Nov 4 2026

Tencent launches Hy4, a 770-billion-parameter model with vision and computer use, with final weights still unpublished

MODELOPEN

Original reporting

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The August preview is on under . [B](https://www.bloomberg.com/news/articles/2026-11-04/tencent-declares-latest-ai-model-ranks-among-china-s-best)[A](https://huggingface.co/tencent/Hy4-preview)

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Tencent

Open calls that touch this

CXMT stays China's most valuable listed company to mid-November · 55%, resolves November 14th 2026
Tencent publishes the final Hy4 weights by December 31st · 75%, resolves December 31st 2026

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