ComfyUI > Nodes > ComfyUI > Batch Latents

ComfyUI Node: Batch Latents

Class Name

BatchLatentsNode

Category
latent
Author
ComfyAnonymous (Account age: 763days)
Extension
ComfyUI
Latest Updated
2026-05-13
Github Stars
112.77K

How to Install ComfyUI

Install this extension via the ComfyUI Manager by searching for ComfyUI
  • 1. Click the Manager button in the main menu
  • 2. Select Custom Nodes Manager button
  • 3. Enter ComfyUI in the search bar
After installation, click the Restart button to restart ComfyUI. Then, manually refresh your browser to clear the cache and access the updated list of nodes.

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Batch Latents Description

Efficiently combines multiple latent representations into a single batch for streamlined data processing.

Batch Latents:

The BatchLatentsNode is designed to efficiently combine multiple latent representations into a single batch. This node is particularly useful when you have several latent tensors that you want to process together as a unified batch. By stacking or merging these latents, the node facilitates streamlined processing and manipulation of data, which can be beneficial in various AI art and machine learning workflows. The primary goal of this node is to simplify the handling of multiple latent inputs by consolidating them into a single, cohesive output, thereby enhancing the efficiency and organization of your data processing tasks.

Batch Latents Input Parameters:

latents

The latents parameter is a collection of latent inputs that you wish to combine into a single batch. This parameter accepts multiple latent tensors, each of which represents a different set of data or features. The node uses an autogrow template to handle a dynamic number of inputs, allowing you to input anywhere from 2 to 50 latents. The function of this parameter is to provide the node with the necessary data to perform the batching operation. The impact of this parameter on the node's execution is significant, as it determines the content and structure of the resulting batch. There are no specific minimum, maximum, or default values for this parameter, as it is designed to be flexible and accommodate a wide range of input configurations.

Batch Latents Output Parameters:

samples

The samples output parameter represents the combined batch of latent tensors. This output is crucial as it provides a single, unified representation of all the input latents, allowing for further processing or analysis. The importance of this output lies in its ability to streamline workflows by reducing the complexity of handling multiple separate latents. The interpretation of this output is straightforward: it is a tensor that contains all the input latents stacked together, ready for subsequent operations.

Batch Latents Usage Tips:

  • Ensure that all input latents have compatible dimensions, as mismatched sizes can lead to errors during the batching process.
  • Use this node when you need to process multiple latent representations simultaneously, as it simplifies the management of such data by consolidating it into a single batch.

Batch Latents Common Errors and Solutions:

Dimension mismatch error

  • Explanation: This error occurs when the input latents have different dimensions that cannot be reconciled during the batching process.
  • Solution: Ensure that all input latents have the same spatial dimensions before feeding them into the node. You may need to resize or pad the latents to achieve uniformity.

Empty input error

  • Explanation: This error arises when no latents are provided as input to the node.
  • Solution: Make sure to provide at least two latent inputs to the node, as it requires a minimum of two latents to perform the batching operation.

Batch Latents Related Nodes

Go back to the extension to check out more related nodes.
ComfyUI
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RunComfy is the premier ComfyUI platform, offering ComfyUI online environment and services, along with ComfyUI workflows featuring stunning visuals. RunComfy also provides AI Models, enabling artists to harness the latest AI tools to create incredible art.

Batch Latents