Model profile
HY4 Preview
Tencentdeveloper
2026-08-27release date
Not rankedSafety rank
Not rankedFreedom rank
Evidence summary
Safety. HY4 Preview does not meet the evidence gate for a Safety rank. Published Safety evidence spans 2 eval lineages and 1 of 7 components. Its strongest relative result is SpeciEval (sea_animal_4ns, #20 of 123); its weakest is SpeciEval (belief_animal_sentience, #66 of 123).
Freedom. HY4 Preview does not meet the evidence gate for a Freedom rank.
Compare this model
Only models sharing at least one published sub-eval are listed.
Official and reference links
- Hugging Face ↗tencent/Hy4-preview
- OpenRouter ↗tencent/hy4-preview
- Release source ↗repository created at proxy
Safety evals
Rank and direction are specific to the Safety portfolio. Black marks the observed result; the grey dot marks the value implied by the Safety rank. Values stay on each source’s native scale.
| Eval / sub-eval | Rank | Value | Distribution | Source |
|---|---|---|---|---|
| SpeciEvalbelief_animal_sentience | #66 / 123 | ↑6.78 | Source ↗official | |
| SpeciEvalland_animal_4ns | #44 / 123 | ↓4.4 | Source ↗official | |
| SpeciEvalsea_animal_4ns | #20 / 123 | ↓4.42 | Source ↗official | |
| SpeciEvalspeciesism | #26 / 123 | ↓1.57 | Source ↗official | |
| TACbase_welfare_rate | #23 / 87 | ↑33.97 | Source ↗self run |
Freedom evals
No published sub-eval result contributes to this model’s Freedom profile.