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Hy3-preview
Hy3-preview is Tencent’s specifically named preview model. It retains this identity even though Tencent’s current model account also lists later Hy3 and Hy4 releases.
model · Limited available evidence · Checked 2026-10-04
Overview
Hy3-preview is Tencent’s specifically named preview model. It retains this identity even though Tencent’s current model account also lists later Hy3 and Hy4 releases.[1][2]
Use cases
- Develop text-generation and agent applications or fine-tune the released preview weights.[1]
Features
- The model card provides vLLM, SGLang and Transformers deployment guidance, training recipes and AngelSlim compression tooling.[1]
Limitations
- No hosted inference provider was displayed on the reviewed model card. Local serving requires substantial hardware.[1]
Access and availability
- Weights and deployment instructions are available from Tencent’s model repository. The catalog’s Hugging Face Space was not retrievable in this audit.[1]
Specifications
Verified 2026-10-04. Versions and access terms can change.
| Architecture | Mixture of experts: 295B base parameters with 21B active, plus a separately described 3.8B MTP component[1] |
|---|---|
| Advertised context | 256K tokens; framework defaults can differ[1] |
| License | Tencent Hy Community License; review its conditions before deployment[1] |
Public user feedback
Attributed external experiences. These are separate from verified specifications and vendor claims.
No attributable user reviews have been verified for this entry yet.
Links
Sources and evidence gaps
- Tencent Hy3-preview model cardrepository · checked 2026-10-04
- Tencent model accountrepository · checked 2026-10-04
- Space availability, current free access and feedback were not verified.
- A model-specific official mark has not been established.