Tencent Hunyuan · Open weights
Hy4-preview
Weights are free to download and run locally or on your own servers – no per-call fees; licence terms apply.
Open weights Available 🛠 Tool calling 1M 🕒 Verified on 2026-10-10
Free conditions
- Free conditions
- Weights are free to download and run locally or on your own servers – no per-call fees; licence terms apply.
- Free until
- —
- Rate limits
- —
- Sign-up / login
- Not required
- Real-name verification
- —
- Credit card
- Not required
- Region
- —
- Data use
- When self-hosted, your data stays on your machine.
ⓘ Free to download; running it needs your own hardware or a paid host.
Specs
- Provider
- Tencent Hunyuan
- Platform
- Hugging Face
- Type
- Open weights
- Modalities
- Text
- Parameters
- ≈780B (from weight files)
- Context length
- 1M (1,048,576 tokens)
- License
- Apache-2.0
- Tool calling
- Yes
- Released
- 2026-08-27
How to access
- Hugging Face
- https://huggingface.co/tencent/Hy4-preview
Official sources
- Hugging Face – tencent/Hy4-preview https://huggingface.co/tencent/Hy4-preview
- OpenRouter models API（工具调用字段 / tool-calling field） https://openrouter.ai/api/v1/models
🕒 Verified on 2026-10-10 · Free terms change often. Always confirm limits, data-use policy and regional availability on the official page before relying on a free tier.
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