Patches the attention implementation used inside a VAE's encoder and decoder. Overrides ComfyUI's auto-selected backend per-workflow without restarting. Wire…

A ComfyUI custom node that patches the attention mechanism inside a VAE's encoder and decoder to use a specific implementation, regardless of what ComfyUI auto-selected at startup.

ComfyUI-DN_PatchVAEAttention

attention

enabled

Patches the attention implementation used inside a VAE's encoder and decoder. Overrides ComfyUI's auto-selected backend per-workflow without restarting. Wire the output VAE into your decoder.

Name	Type	Default	Description
vae	VAE		—
attention	COMBO		3 options: pytorch, xformers, split
enabled	BOOLEAN	true	—

Patch VAE Attention DN

Inputs (3)

Outputs (1)