Datasheet for local AI50 models99 GPUsData read 2026-10-01
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ae.safetensors

FLUX.1 VAE (ae) — the VAE for FLUX.1 dev, FLUX.1 schnell, FLUX.1 Kontext and 8 more models. 0.3 GB. In ComfyUI it goes in models/vae.

0.3 GBmodels/vae11 models
Fileae.safetensors
What it isFLUX.1 VAE (ae) (VAE)
Size0.3 GB
FolderComfyUI/models/vae/
Loader nodeLoad VAE (VAELoader)
SourceComfy-Org/Lumina_Image_2.0_Repackaged on Hugging Face

Download ae.safetensors (0.3 GB)

Where to put it

Put the file in ComfyUI/models/vae/ (in the portable version: ComfyUI_windows_portable/ComfyUI/models/vae/). Then press R in ComfyUI, or restart it, so the file shows up in Load VAE (VAELoader).

If a workflow says “Value not in list” for this node, the file name in the workflow is different from yours, or the file is in another folder. Click the node and pick the file from the list.

What it does

The VAE turns the finished latent into pixels (and pixels into latents, for image-to-image and editing). It is small, but each model family needs its own: a VAE from another family gives grey, noisy or coloured-noise images.

Models that use ae.safetensors

ModelTypeFits fromRuns well from
Chroma1-HDimage6 GB12 GB
FLUX.1 [dev]image7 GB15 GB
FLUX.1 [schnell]image7 GB15 GB
FLUX.1 Fill [dev]image8 GB16 GB
FLUX.1 Kontext [dev]image7 GB15 GB
FLUX.1 Krea [dev]image7 GB15 GB
HiDream-I1 (Dev)image10 GB20 GB
HiDream-I1 (Full)image10 GB20 GB
Lumina Image 2.0image3 GB5 GB
Z-Image (base)image7 GB9 GB
Z-Image Turboimage6 GB9 GB

VRAM of the graphics card, for the model with the file this site picks for that card. Open a model to see every file and every GPU.

Other versions of this VAE

FilePrecisionSizeUsed by
flux1_vae_bf16.safetensorsBF160.2 GB1 model
ae.safetensors—0.3 GB11 models

Same encoder, different precision. Any of them works in the same loader node; pick one and select it in the node.

Tested with this file

I use this exact file in 6 of my free workflows, measured on an RTX 5060 Ti 16 GB:

All free workflows →

Not sure your card can run these models? Check your GPU. All shared files: ComfyUI model files.

Size and source read from Hugging Face (2026-10-01).