Kling Lip Sync Video with Audio

api node/video/Kling

KlingLipSyncAudioToVideoNode

Kling Lip Sync Audio to Video Node. Syncs mouth movements in a video file to the audio content of an audio file. When using, ensure that the audio contains clearly distinguishable vocals and that the video contains a distinct face. The audio file should not be larger than 5MB. The video file should not be larger than 100MB, should have height/width between 720px and 1920px, and should be between 2s and 10s in length.

Example

JSON Example

{
  "class_type": "KlingLipSyncAudioToVideoNode",
  "inputs": {
    "video": [
      "node_id",
      0
    ],
    "audio": [
      "node_id",
      0
    ],
    "voice_language": "en"
  }
}

This example shows required inputs only. Connection values like ["node_id", 0] should reference actual node IDs from your workflow.

Inputs

Name	Type	Status	Constraints	Default
video	VIDEO	required	-	-
audio	AUDIO	required	-	-
voice_language	COMBO	required	-	"en"

Outputs

Index	Name	Type	Is List	Connection Reference
0	VIDEO	VIDEO	No	["{node_id}", 0]
1	video_id	STRING	No	["{node_id}", 1]
2	duration	STRING	No	["{node_id}", 2]

How to connect to these outputs

To connect another node's input to an output from this node, use the connection reference format:

["node_id", output_index]

Where node_id is the ID of this KlingLipSyncAudioToVideoNode node in your workflow, and output_index is the index from the table above.

Example

If this node has ID "5" in your workflow:

• VIDEO (VIDEO): ["5", 0]
• video_id (STRING): ["5", 1]
• duration (STRING): ["5", 2]

Package: comfyui-api-nodes