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Chinese AI labs · General language

Hunyuan Hy3

Apache-2.0, 21B active — the most self-hostable strong model in this report, and the practical Tencent choice when Hy4-preview's 770B is too big for your cluster. No first-party API.

Open weights · Permissive (Apache, MIT, OpenMDW) · Data checked September 6, 2026 · Not a hands-on evaluation

Model ID

Parameters
295B total · 21B active295B total / 21B active MoE (192 experts, top-8)
Architecture
Mixture of experts
Context window
256,000 tokensMaximum input
Max output
Not recordedPer response
Input price
Not published
Output price
Not published
Cached input
Not published
Blended price
Not available3:1 input to output
Knowledge cutoff
Not recorded
Released
2026-07
Status
ga
Size band
120B and above

License and openness

Hunyuan Hy3 is released under the Apache-2.0. This is a permissive license. It generally allows use, modification and redistribution, including commercial use, subject to attribution and notice requirements. License terms can change between versions; confirm the text published with the weights you download.

Capabilities

Input modalitiestext
Output modalitiestext

What it is for

No first-party API.

Cost at list price

InputNot published
OutputNot published
Cached inputNot published
Blended, 3:1Not available

The provider publishes no per-token price for this model. Any price you see elsewhere belongs to a third-party host, and running the weights yourself has hardware costs instead.

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Sources

Sources checked September 6, 2026. Specifications and prices change without notice; confirm against the provider before you commit.

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