HunyuanVideo-1.5
Official · BF16 · safetensors
Runtime certified: Hunyuanvideo Diffusers
| Precision / quantization | Format | Bits | Publisher trust | Deployment state |
|---|---|---|---|---|
| BF16 | safetensors | 16 | Official | Runtime certified |
Hunyuan Video · General · HunyuanVideo 1.5
HunyuanVideo 1.5: Specs, GPU Requirements and License
HunyuanVideo 1.5 is a current Video Generation release in the Hunyuan Video family, certified from its immutable official source revision.
Total parameters8.3B
Active parametersN/A / Not directly comparable
Context windowN/A / Not directly comparable
Release statusCurrent · Current
ArchitectureVideo diffusion transformer
ModalitiesVideo
Licenseother
Deployment stateDeployable with certified configuration
Commercial stateUnknown / Not Recommendable
Release date2025-11-18
Architecture, strengths and use cases
HunyuanVideo 1.5 is an official self-hostable Tencent Video generation release. It uses Video diffusion transformer with 8.3B. Exact checkpoint, license, runtime, and hardware evidence is tied to the verified upstream revision.
HunyuanVideo 1.5 uses Video diffusion transformer with 8.3B. Pipeline and configuration fields are reported only where the official source publishes them.
Verified Video diffusion transformer architecture
Official checkpoint and pipeline evidence
Official BF16, Unknown checkpoint coverage
Self-hosted Video generation workloads
Controlled model evaluation
Production deployment planning
Certified checkpoints and quantizations
Only exact, source-certified variants attached to this release are shown.
Recommended hardware
Use only the listed runtime configurations with the exact checkpoint precision. Hardware sizing considers resident pipeline memory, runtime overhead, input and output dimensions, batch size, and safety headroom.
Unknown / Not Recommendable
Commercial rights are not verified, so this release is not commercially recommendable.
License and self-hosting considerations
The exact pipeline and selected precision must fit on the chosen GPUs. Requirements vary with resolution, duration, batch size, modalities, and runtime; language-model KV-cache rules are not applied.
HunyuanVideo 1.5 is published under other. The release-scoped official license link and verification date are retained with the catalogue record.
Unknown / Not Recommendable. Commercial rights are not verified, so this release is not commercially recommendable.
Alternatives and sibling variants
HY-OmniWeaving
Release timeline
tencent/hunyuan-video/hunyuan-video-1-5 @ 623f236a42a7c4b44379e416d2e7d25a8211ec9f39fe891d1a8f8fd80c02c926
Frequently asked questions
How much VRAM does HunyuanVideo 1.5 require?
The estimate uses the certified checkpoint, precision, runtime, workload dimensions, batch size, and domain-specific overhead.
Which runtimes support HunyuanVideo 1.5?
Certified upstream runtime evidence is available for hunyuanvideo, diffusers.
Can HunyuanVideo 1.5 be used commercially?
The stored commercial classification is Unknown / Not Recommendable. Consult the official other terms for the final obligations.
Official references
Last verified: 2026-09-03