Tencent releases Hunyuan Hy4 preview: 770B params, 1M context window
AlchainHust · x · 2026-08-29
Tencent released the Hunyuan Hy4 preview with 770B parameters (49B active) and a 1M context window. Positioned as an open-source frontier model, it focuses on productivity and consistent pricing. The official motto "Use it. Tell us what breaks" highlights the strategy of collecting real-world feedback by shipping the preview directly into agent products.
Related event: Tencent Open-Sources Hunyuan Hy4 Preview: 770B MoE with 1M Context(28 posts)→
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