Hands-on Tencent Hy4 Preview: Matches GLM-5.3, Major Coding Gains
TencentHunyuan · x · 2026-08-29
Blogger shared early access experience of Tencent Hunyuan Hy4 preview, featuring 770B total parameters, 49B active parameters, and 1M context window.
Key Takeaways:
- Benchmark Comparison: Comprehensive capabilities approach GLM-5.3, surpassing DeepSeek V4 series, entering the top tier in China.
- User Experience: Deep usage in WorkBuddy for coding and office tasks shows negligible difference from other leading models.
- Real-world Cases: Successfully generated a high-completion Beijing Metro interactive website (a significant upgrade over Hy3); identified concurrency bugs in complex backend payment logic.
- Pricing: Input cache hit cost is 0.3 RMB.
Related event: Tencent Open-Sources Hunyuan Hy4 Preview: 770B MoE with 1M Context(12 posts)→
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