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Hunyuan / Hy

Tencent language models: from small 0.5B–7B to Hy4-preview with 770 billion parameters. Since 2026 the line has been renamed Hy, and new versions are released under Apache 2.0.

Developer
Tencent, China
First release
Nov 2024
Latest release
Aug 2026
Sizes
0.5B – 770B-A49B
License
Commercial use with conditionsHy3 and Hy4-preview: Apache 2.0; Hunyuan-Large, A13B and the 2025 small models: Tencent Hunyuan Community License, not valid in the EU, UK and South Korea
Russian
Not stated
Running
On your own serverAlso runs without a GPU
Industries
Customer support, Software development, Media and production
Deploy on your server Hugging Face GitHub

What it does

  • Corporate assistant
  • Translation and multilingual texts
  • Agents with tools
  • Small models for a laptop

Where it is used

Customer supportInternational tradeIT departmentMedia

Hardware requirements

LaptopLaptop or regular PC, up to 8 GB of VRAM — smaller versions
fits
1 GPUOne GPU with 16–80 GB — mid-size versions
fits
ClusterServer with several GPUs — flagship versions
fits

Versions

  1. Hy4-preview
  2. Hy3
  3. Hy3-preview
  4. Hunyuan 0.5B–7B
  5. Hunyuan-A13B
  6. Hunyuan-7B
  7. Hunyuan-Large

How to run it

On your own serverWeights are downloaded from Hugging Face and served with vLLM (load and API) or llama.cpp (modest hardware). The model then runs in a closed network with no per-request fees.Hugging Face
How much hardware you needCalculate the VRAM for the model size, context length and number of concurrent requests.Open the hardware calculator

I can set this up end to end: pick the model size, deploy it on your server and connect it to your systems.

Frequently asked questions

Can Hunyuan / Hy be used in a commercial project?

With conditions. License: Hy3 and Hy4-preview: Apache 2.0; Hunyuan-Large, A13B and the 2025 small models: Tencent Hunyuan Community License, not valid in the EU, UK and South Korea. Restrictions vary — region, company revenue, attribution requirements. Have a lawyer check the terms before a commercial launch.

What hardware does Hunyuan / Hy need?

At minimum: Laptop or regular PC, up to 8 GB of VRAM — smaller versions. Some versions also run on an ordinary CPU, without a GPU. You can calculate the exact VRAM for your model size and context in the hardware calculator.

Does Hunyuan / Hy support Russian?

The model card does not list languages, so Russian support cannot be promised — it has to be tested on your own examples.

Where can I download Hunyuan / Hy and what does it cost?

The Hunyuan / Hy weights are open and free to download. You only pay for the hardware it runs on and for the setup. Source links are at the bottom of this page.

How I deploy it for clients

  1. SelectionI pick the model size for your task and hardware and test it on your examples.
  2. DeploymentI deploy it on your server or in a closed network and provide an API.
  3. Fine-tuningI fine-tune it on your data (LoRA) or connect a knowledge base — whichever is cheaper for the task.
  4. IntegrationI connect it to your CRM, ERP, bot, website or team chat and set up monitoring.

Similar models

TextQwenAlibaba · ChinaCommercial use with conditions

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DetailsTextDeepSeekDeepSeek · ChinaCommercial use allowed

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DetailsTextERNIE 4.5Baidu · ChinaCommercial use allowed

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Details

Source: huggingface.co/tencent/Hy4-preview. Data checked against the model card on 22 Sep 2026. Have a lawyer review the license before commercial launch.