> ## Documentation Index
> Fetch the complete documentation index at: https://docs.comfy.org/llms.txt
> Use this file to discover all available pages before exploring further.

# ConditioningSetDefaultAndCombine - ComfyUI Built-in Node Documentation

> Complete documentation for the ConditioningSetDefaultAndCombine node in ComfyUI. Learn its inputs, outputs, parameters and usage.

> This documentation was AI-generated. If you find any errors or have suggestions for improvement, please feel free to contribute! [Edit on GitHub](https://github.com/Comfy-Org/embedded-docs/blob/main/comfyui_embedded_docs/docs/ConditioningSetDefaultAndCombine/en.md)

This node combines a primary conditioning input with a default conditioning input using a hook-based system. It merges the two conditioning sources into a single output, allowing the default conditioning to serve as a fallback or base when the primary conditioning is incomplete.

## Inputs

| Parameter      | Data Type    | Input Type | Default | Range | Description                                                                                   |
| -------------- | ------------ | ---------- | ------- | ----- | --------------------------------------------------------------------------------------------- |
| `cond`         | CONDITIONING | Required   | -       | -     | The primary conditioning input to be processed and combined                                   |
| `cond_DEFAULT` | CONDITIONING | Required   | -       | -     | The default conditioning data to be combined with the primary conditioning                    |
| `hooks`        | HOOKS        | Optional   | -       | -     | Optional hook configuration that controls how the conditioning data is processed and combined |

## Outputs

| Output Name    | Data Type    | Description                                                                                       |
| -------------- | ------------ | ------------------------------------------------------------------------------------------------- |
| `CONDITIONING` | CONDITIONING | The combined conditioning data resulting from merging the primary and default conditioning inputs |

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