Hy4 preview
Tencent · Aug 28, 2026
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…
The official release of Hy4 delivers comprehensive and substantial improvements over Hy4 Preview, with particularly strong gains in agentic capabilities and performance across a wide range of long-horizon, real-world productivity...
tencent/hy4Hy4 is an API model from Tencent, released on Nov 4, 2026, with a context window of 1,048,576 tokens, pricing of $0.417 per million input tokens and $1.25 per million output tokens. It accepts text, image input and produces text output.
At listed prices, a request with 10,000 input tokens and 1,000 output tokens costs about $0.0054.
Specs are sourced from OpenRouter and were last checked on Nov 4, 2026. Always confirm current pricing and limits with the provider before production use.
Hy4 supports a context window of 1,048,576 tokens.
Hy4 is listed at $0.417 per million input tokens and $1.25 per million output tokens on OpenRouter.
Hy4 was published on Nov 4, 2026.
Hy4 accepts text, image input and produces text output.