Tencent launches Hy4, a 770B-parameter open-source model with vision and computer use
This story is from 2026-11-04. It is preserved in the archive; the latest stories are on the live feed.
Tencent released Hy4 on November 4, 2026, a 770-billion-parameter mixture-of-experts model (about 49 billion activated per query) that adds visual understanding and computer-use capabilities, with API access and promotional pricing available and open weights pending.
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Timeline · 12 reports
- 2026-11-07 03:55 · DEV Community — Machine Learning
Tencent Hy4: A Developer's Guide to the 770B Model - 2026-11-06 06:29 · DigiTimes Asia
Tencent launches Hy4 model to boost visual reasoning, AI safety - 2026-11-05 20:21 · Hacker News Front Page
Tencent Launches Hy4, One of the Leading Open-Source AI Models - 2026-11-05 16:06 · The Decoder
Tencent releases Hy4 with vision and computer use, claims second place among Chinese AI models - 2026-11-05 04:28 · DEV Community — AI
Tencent Hy4 for Developers: How to Evaluate a Computer-Use Model Before You Trust It With a Mouse - 2026-11-04 18:01 · DEV Community — AI
Tencent launches Hy4 with visual understanding and computer-use features - 2026-11-04 16:05 · SiliconANGLE AI
Tencent releases Hy4, a powerful frontier AI model introducing visual understanding and computer use - 2026-11-04 14:18 · DEV Community — Machine Learning
Tencent Hy4: Vision + Computer-Use API Today, $0.417/$1.251 Promo, 1M vs 65K Max-Out, Weights Pending - 2026-11-04 12:33 · r/artificial
Hy4 adds vision and computer use. How reliable will it be on long tasks? - 2026-11-04 11:18 · Unite.AI
Tencent Releases Full Hy4 Model With Vision and Computer Use - 2026-11-04 10:55 · Techmeme
Tencent releases its Hy4 open-weight foundation model, which it says joins the top tier of Chinese open-weight AI for the first time, and plans a Flash version (Bloomberg) - 2026-11-04 09:15 · TechNode
Tencent launches Hy4 with vision and computer-use capabilities