StabilityAudioToAudio - ComfyUI Built-in Node Documentation - ComfyUI

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Transforms existing audio samples into new high-quality compositions using text instructions. This node takes an input audio file and modifies it based on your text prompt to create new audio content.

Inputs

Parameter	Data Type	Required	Range	Description
`model`	COMBO	Yes	”stable-audio-2.5”	The AI model to use for audio transformation
`prompt`	STRING	Yes		Text instructions describing how to transform the audio (default: empty)
`audio`	AUDIO	Yes		Audio must be between 6 and 190 seconds long
`duration`	INT	No	1-190	Controls the duration in seconds of the generated audio (default: 190)
`seed`	INT	No	0-4294967294	The random seed used for generation (default: 0)
`steps`	INT	No	4-8	Controls the number of sampling steps (default: 8)
`strength`	FLOAT	No	0.01-1.0	Parameter controls how much influence the audio parameter has on the generated audio (default: 1.0)

Note: The input audio must be between 6 and 190 seconds in duration.

Outputs

Output Name	Data Type	Description
`audio`	AUDIO	The transformed audio generated based on the input audio and text prompt

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