- Who
- Tencent
- What
- released the Hunyuan Hy4 model
- When
- Quote
混元Hy4正式交卷了！
What happened
QbitAI author Wen Le tests Tencent Hunyuan Hy4 through WorkBuddy on tasks including recreating a music player from a screenshot, building a 3D amusement park, creating and revising a 16-slide presentation, and making an image batch-processing tool. The article describes Hy4 checking its work, fixing issues, and rerunning tests during these tasks. It also reports internal evaluation results and says Hy4 is available through WorkBuddy and CodeBuddy for a limited free trial through November 15 at 23:59.
Why it matters
The hands-on tests show how Hy4 handles long, multi-step tasks, from rebuilding interfaces and creating presentations to checking and revising its own work.
Read next
See the full storyTencent Hunyuan's Hy4 Reaches OpenRouter, Chutes, Vercel AI Gateway and WorkBuddyThe story so far
Tencent Hunyuan’s Hy4 vision model is now listed on OpenRouter and available through Vercel AI Gateway and WorkBuddy, while Chutes has announced plans to add it. Vercel says Hy4 is 50% off on AI Gateway through December 31, 2026; Chutes says users can access it with their existing API key and a new model ID. QbitAI tested Hy4 through WorkBuddy on tasks such as recreating a music player from a screenshot and building a 3D amusement park, and reported a limited free trial through November 15 at 23:59. Tencent Hunyuan describes Hy4 as an open model with vision, designed for work including finance, frontend, games, office tasks and research, with cyber and biosecurity in mind. Tencent also thanked Agent Arena for ranking Hy4 as its top Chinese model. Agent Arena said the ranking draws on more than 12,000 real-world, long-horizon agent sessions and reported a 5.4% net improvement and a $0.57 median cost per task.