Wan2.2-S2V-14B
Official · BF16 · safetensors
Runtime certified: Diffusers
| Precision / quantization | Format | Bits | Publisher trust | Deployment state |
|---|---|---|---|---|
| BF16 | safetensors | 16 | Official | Runtime certified |
Wan · General · Wan2.2
Wan2.2 S2V 14B: Specs, GPU requirements, hosting & deployment
Wan2.2 S2V 14B is a current Video Generation release in the Wan family, certified from its immutable official source revision.
Total parameters14.0B
Active parametersN/A / Not directly comparable
Context windowN/A / Not directly comparable
Release statusCurrent · Current
ArchitectureAudio-driven video diffusion transformer
ModalitiesImage, Audio, Video
LicenseApache License 2.0
Deployment stateDeployable with certified configuration
Commercial stateCommercial Use Allowed
Release date2025-08-25
Architecture, strengths and use cases
Wan2.2 S2V 14B is an official self-hostable Alibaba Wan Video generation release. It uses Audio-driven video diffusion transformer with 14B. Exact checkpoint, license, runtime, and hardware evidence is tied to the verified upstream revision.
Wan2.2 S2V 14B uses Audio-driven video diffusion transformer with 14B. Pipeline and configuration fields are reported only where the official source publishes them.
Verified Audio-driven 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.
Estimated weight memory26.86 GB
Runtime overhead18.99 GB
Total with safety margin56.86 GB
Recommended best value
1× NVIDIA H200 SXM 141GB
141 GB total VRAM · nvswitch
84.14 GB headroom · Limited capacity
USD 2,345 / monthLowest-cost viable
3× NVIDIA L4 24GB
72 GB total VRAM · pcie
15.14 GB headroom · Available
USD 750 / monthHighest performance
1× NVIDIA H200 SXM 141GB
141 GB total VRAM · nvswitch
84.14 GB headroom · Limited capacity
USD 2,345 / monthLicense 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.
Wan2.2 S2V 14B is published under Apache License 2.0. The release-scoped official license link and verification date are retained with the catalogue record.
Commercial Use Allowed. The official license permits commercial use; its obligations still apply.
Alternatives and sibling variants
Wan2.2 TI2V 5B, Wan2.2 T2V A14B, Wan2.2 I2V A14B, Wan2.2 Animate 2 14B
Release timeline
wan-ai/wan/wan2-2-s2v-14b
Source details
Source revision: efcc5d49f1d3b096419a90480ca8c0bea159a886a1e40c920add9203e517edfa
Frequently asked questions
How much VRAM does Wan2.2 S2V 14B require?
The estimate uses the certified checkpoint, precision, runtime, workload dimensions, batch size, and domain-specific overhead.
Which runtimes support Wan2.2 S2V 14B?
Certified upstream runtime evidence is available for diffusers.
Can Wan2.2 S2V 14B be used commercially?
The stored commercial classification is Commercial Use Allowed. Consult the official Apache License 2.0 terms for the final obligations.
Official references
Last verified: 2026-08-26