Hy4 preview

Tencent· released 28 Aug 2026

tencent/hy4-preview

Input / 1M tokens: $0.751
Output / 1M tokens: $2.251

Context window1M tokens

Longest answer: 64K tokens

reads textopen weightstool callingreasoning

About

Tencent: Hy4 preview is a mixture-of-experts model from Tencent, with 49B active parameters out of 770B total. It is designed for coding agents, complex tool-use workflows, and productivity tasks that...

Details

Lab: Tencentopenrouter.ai · 3 Oct 2026
Context: 1,049Kopenrouter.ai · 3 Oct 2026
Input price: $0.751 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $2.251 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 64,000 tokensopenrouter.ai · 3 Oct 2026
Inputs: textopenrouter.ai · 3 Oct 2026
Open weights: Yesopenrouter.ai · 3 Oct 2026

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Sources

openrouter.ai/tencent/hy4-preview· checked 3 Oct 2026