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Wan-AI / video

Wan2.1 T2V 1.3B

The Wan2.1 T2V 1.3B checkpoint is published by Wan-AI for text-to-video. Its weights are available under Apache-2.0; that alone does not establish that its code and all components are open source.

When to consider it

Start with this text-to-video checkpoint if you want to assess the official 1.3B configuration and its published VRAM figure.

Check before choosing

The 8.19 GB figure belongs to the documented configuration; resolution, frame count, precision and offload can change it.

What is documented

Checkpoint / version
Wan-AI/Wan2.1-T2V-1.3B ↗
Weight license
Apache-2.0 ↗
Task and modality
text-to-video · video
Count and basis
1.3B · manufacturer model card
Context
Not verified for this checkpoint
Quality evidence
No comparable score in the reviewed snapshot
Runtime and precision
No local execution verified. Check the publisher's supported runtime and checkpoint precision; batch and context memory are not measured here.

Run locally: known and unknown

No validated memory estimate for this model and runtime.

8.19 GB VRAM for the official T2V-1.3B configuration. The figure is tied to the published configuration; resolution, frame count, precision and offload can change it.

Official hardware evidence ↗

Full published repository: 17.6 GB · files ↗. This is not runtime memory or a minimum download.

Components: Wan 1.3B transformer · UMT5 text encoder · Wan VAE.

Evidence level: Publisher documentation linked; no execution reproduced by this site.

Before downloading

  1. Check the exact checkpoint and license linked here.
  2. Confirm a compatible runtime and precision or quantization for your platform.
  3. Allow for context, batch size and any extra media components beyond the weights.

Catalog reviewed: 2026-09-25.