Open Source · tencent.com
Upon launch, Hy4 preview will be available for free on WorkBuddy and CodeBuddy for two weeks
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Hy4 preview was expanded significantly in model size, context length, and data volume, and the advances in both pre-training and post-training have led to a major leap in overall intelligence, placing the model among the top tier of open-source models.
Key facts
- These improvements increased end-to-end throughput by 31.8% compared with the baseline, with consistent gains across different context lengths and concurrency levels
- Tencent has released and open-sourced Tencent Hy4 preview, a next-generation large language model with 770B total parameters and 49B active parameters, and a context window exceeding 1M tokens
- Hy4 preview continues to offer cost efficiency, helping make advanced AI more widely accessible
- Upon launch, Hy4 preview will be available for free on WorkBuddy and CodeBuddy for two weeks
Summary
Ranked among the top tier of open-source models, Hy4 preview is built for real-world productivity tasks, delivering outstanding performance across coding, office work, and scientific research. Tencent has released and open-sourced Tencent Hy4 preview, a next-generation large language model with 770B total parameters and 49B active parameters, and a context window exceeding 1M tokens. Upon launch, Hy4 preview will be available for free on WorkBuddy and CodeBuddy for two weeks. Hunyuan continuously works in deep co-design with products such as CodeBuddy and WorkBuddy, optimizing the real-world user experience across productivity scenarios.