1. audio-to-audio
RunningHub-API
  • Instructions for Use
  • Log of Update
  • Getting Started
    • About nodeInfoList
    • About Enterprise ComfyUI API
    • Native ComfyUI API Integration Guide
    • API Error Code Reference
  • Integration Example
    • Complete integration example
    • Complete Integration Example – Advanced Edition
    • Task Progress Display Example
    • Full Workflow Integration Example
  • Task Query & webhook
    • Check Task Status
      POST
    • Check Task Output
      POST
    • Get Webhook Event Details
      POST
    • Resend Specific Webhook Event
      POST
    • Query generation result (V2)
      POST
  • ComfyUI Workflows
    • Start ComfyUI Task 1 - Basic
    • Start ComfyUI Task 2 - Advanced
    • Get Workflow JSON
    • Cancel ComfyUI Task
  • AI App
    • Start AI App Task
    • Get API call examples for AI application
  • Resource Upload
    • 文件上传(新)
    • Upload Resource(image\video\audio\Compressed Files)
    • Upload Lora
  • Standard Model API
    • Video Generation & Processing
      • image-to-video
        • Vidu
          • Vidu-image-to-video-q2-pro-fast
          • Vidu-start-end-to-video-q3-turbo
          • Vidu-image-to-video-q3-turbo
          • Vidu-start-end-to-video-q3-pro
          • Vidu-image-to-video-q3-pro
          • Vidu-image-to-video-q2-turbo
          • Vidu-image-to-video-q2-pro
          • Vidu-start-end-to-video-q2-turbo
          • Vidu-start-end-to-video-q2-pro
          • Vidu-start-end-to-video-q2-pro-fast
        • kling
          • kling-v2.5-turbo-pro/image-to-video
          • kling-v3.0-std-image-to-video
          • kling-v2.5-turbo-std/image-to-video
          • kling-v3.0-pro-image-to-video
          • kling-video-o1/image-to-video
          • kling-video-o3-std-image-to-video
          • kling-video-o1/start-to-end
          • kling-video-o3-pro-image-to-video
          • kling-v3-turbo-std-image-to-video
          • kling-v2.6-pro-image-to-video
          • kling-v3-turbo-pro-image-to-video
          • kling-elements
          • kling-v2.6-std-image-to-video
          • kling-v3.0-4k-image-to-video
          • kling-video-o3-4k-image-to-video
        • seedance
          • seedance-2.0/image-to-video
          • seedance-v1.5-pro-image-to-video-fast
          • seedance-2.5/image-to-video Token
          • seedance-2.0-fast/image-to-video
          • seedance-v1.5-pro-image-to-video
          • seedance-2.5-global/image-to-video Token
          • seedance-2.0-global-mini/image-to-video
          • seedance-2.0-mini/image-to-video
          • seedance-2.0-global-fast/image-to-video
          • seedance-2.0-global/image-to-video
        • hailuo
          • hailuo-02-fast
          • hailuo-02-standard
          • hailuo-02-i2v-pro
          • hailuo-2.3/i2v-pro
          • hailuo-2.3-fast-pro/image-to-video
          • hailuo-2.3-fast/image-to-video
          • hailuo-2.3/i2v-standard
          • hailuo-02-i2v-standard
        • midjourney
          • midjourney-image-to-video
        • google
          • veo3.1
            • google/veo3.1-pro/image-to-video-official-stable
            • google/veo3.1-pro/reference-to-video-official-stable
            • google/veo3.1-fast/image-to-video-official-stable
            • google/veo3.1-lite/image-to-video-official-stable
            • google/veo3.1-fast/image-to-video-channel-low-price
            • google/veo3.1-fast/start-end-to-video-channel-low-price
            • google/veo3.1-pro/image-to-video-channel-low-price
            • google/veo3.1-pro/start-end-to-video-channel-low-price
        • sora
          • sora-2/image-to-video-pro-channel-low-price
          • sora-2/image-to-video-realistic-official-stable
          • sora-2/image-to-video-official-stable
          • sora-2/text-to-video-pro-official-stable
          • sora-2/image-to-video-pro-official-stable
          • sora-2/image-to-video-channel-low-price
        • wan
          • wan-2.6-reference-to-video-flash
          • wan-2.6-reference-to-video
          • wan-2.6-image-to-video-flash
          • wan-2.2/image-to-video
          • wan-2.5-preview/image-to-video
          • wan-2.2-video/start-to-end
          • wan-2.7-spicy/image-to-video
          • wan-2.7/image-to-video
        • ltx
          • ltx-2.3/image-to-video-lora
          • ltx-2.3/image-to-video
        • xai
          • grok
            • xai/grok-imagine/image-to-video-channel-low-price-v1.5
            • xai/grok-imagine/image-to-video-official-stable
          • xai/grok-imagine-video-v1.5/image-to-video-official-stable
        • alibaba
          • wan
            • alibaba/wan-2.6/image-to-video
        • pixverse
          • pixverse-v6/image-to-video
        • happyhorse
          • happyhorse-1.0/image-to-video
          • happyhorse-1.1/image-to-video
        • skyreels
          • skyreels-v4/image-to-video-std
          • skyreels-v4/image-to-video-fast
        • gemini
          • gemini-omni-flash/image-to-video/channel-low-price
        • Stephen Chow IP Video Gen(Seedance 2.0)
          • Stephen Chow IP Video Gen(Seedance 2.0)
        • Stephen Chow IP Video Gen
          • Stephen Chow IP Video Gen-Fast (Seedance 2.0 Fast)
        • MiniMax
          • MiniMax-H3 Image-to-Video (first/last frame)
        • flux
          • flux-3-video/image-to-video
        • MiniMax H3 fl2va RH插件流 支持文生、图生、首尾帧
          • MiniMax H3 fl2va RH插件流 支持文生、图生、首尾帧
      • reference-to-video
        • seedance-2.0/multimodal-video
        • seedance-v1-lite-reference-to-video
        • MiniMax-H3 Multimodal Reference-to-Video
        • seedance-2.0-fast/multimodal-video
        • wan-2.7-reference-to-video
        • seedance-2.5/multimodal-video Token
        • happyhorse-1.0/reference-to-video
        • seedance-2.5-global/multimodal-video Token
        • xai/grok-imagine-video/reference-to-video-official-stable
        • google/veo3.1-fast/reference-to-video-official-stable
        • Vidu-reference-to-video-q2
        • Vidu-reference-to-video-q3
        • skyreels-v4/omni-reference-fast
        • happyhorse-1.1/reference-to-video
        • skyreels-v4/omni-reference-std
        • Vidu-reference-to-video-q3-drama
        • kling-video-o1-std/refrence-to-video
        • seedance-2.0-global-mini/multimodal-video
        • kling-video-o3-std/reference-to-video
        • seedance-2.0-mini/multimodal-video
        • kling-video-o3-pro/reference-to-video
        • Vidu-reference-to-video-q3-ad
        • kling-video-o3-4k-reference-to-video
        • seedance-2.0-global/multimodal-video
        • Vidu-reference-to-video-q3-mix
        • seedance-2.0-global-fast/multimodal-video
        • xai/grok-imagine-video-v1.5/reference-to-video-official-stable
        • MiniMax H3 ref2va RH插件流 支持多参
      • text-to-video
        • Vidu
          • Vidu-text-to-video-q3-turbo
          • Vidu-text-to-video-q3-pro
          • Vidu-text-to-video-q2
        • kling
          • kling-v2.5-turbo-pro/text-to-video
          • kling-v3.0-std-text-to-video
          • kling-video-o1/text-to-video
          • kling-v3.0-pro-text-to-video
          • kling-v2.6-pro-text-to-video
          • kling-video-o3-std-text-to-video
          • kling-video-o3-pro-text-to-video
          • kling-v2.5-turbo-std/text-to-video
          • kling-v3-turbo-std-text-to-video
          • kling-v3-turbo-pro-text-to-video
          • kling-v3-4k-text-to-video
          • kling-video-o3-4k-text-to-video
          • kling-v2.6-std-text-to-video
        • seedance
          • seedance-2.0/text-to-video
          • seedance-2.5/text-to-video Token
          • seedance-v1.5-pro-text-to-video-fast
          • seedance-2.0-fast/text-to-video
          • seedance-2.5-global/text-to-video Token
          • seedance-v1.5-pro-text-to-video
          • seedance-2.0-global-mini/text-to-video
          • seedance-2.0-mini/text-to-video
          • seedance-2.0-global-fast/text-to-video
          • seedance-2.0-global/text-to-video
        • hailuo
          • hailuo-02-pro
          • hailuo-2.3-t2v-standard
          • hailuo-02-t2v-standard
          • hailuo-2.3-t2v-pro
          • hailuo-02-t2v-pro
        • google
          • veo3.1
            • google/veo3.1-pro/text-to-video-official-stable
            • google/veo3.1-fast/text-to-video-official-stable
            • google/veo3.1-fast/video-extend-official-stable
            • google/veo3.1-pro/video-extend-official-stable
            • google/veo3.1-lite/text-to-video-official-stable
            • google/veo3.1-lite/start-end-to-video-official-stable
            • google/veo3.1-fast/text-to-video-channel-low-price
            • google/veo3.1-pro/text-to-video-channel-low-price
        • xai
          • grok
            • xai/grok-imagine/text-to-video-official-stable
            • xai/grok-imagine/text-to-video-channel-low-price-v1.5
          • xai / grok-imagine-video-v1.5 / text-to-video-official-stable
        • wan
          • wan-2.7/text-to-video
          • wan-2.5-preview/text-to-video
          • wan-2.2/text-to-video
        • ltx
          • ltx-2.3/text-to-video
          • ltx-2.3/text-to-video-lora
        • alibaba
          • wan
            • alibaba/wan-2.6/text-to-video
        • sora
          • sora-2/text-to-video-official-stable
          • sora-2/text-to-video-channel-low-price
          • sora-2/text-to-video-pro-channel-low-price
        • pixverse
          • pixverse-v6/text-to-video
        • happyhorse
          • happyhorse-1.1/text-to-video
          • happyhorse-1.0/text-to-video
        • skyreels
          • skyreels-v4/text-to-video-std
          • skyreels-v4/text-to-video-fast
        • gemini
          • gemini-omni-flash/text-to-video/channel-low-price
        • MiniMax
          • MiniMax-H3 Text-to-Video
        • flux
          • flux-3-video/text-to-video
      • video-edit
        • wan-2.7/video-edit
        • happyhorse-1.0/video-edit
        • xai/grok-imagine/edit-video-official-stable
        • gemini-omni-flash/video-edit/channel-low-price
        • kling-video-o1-std/edit-video
        • kling-video-o3-std/video-edit
        • kling-video-o3-pro/video-edit
      • video-tools
        • volc-subtitle-erase/video(Refined version)
        • sora-upload-character-channel-low-price
        • volc-subtitle-erase/video(Standard Version)
        • rh-video-fps-increaser
        • rh-video-upscaler
        • vidu/short-play-q3-drama
        • kling-o3/element
        • vidu/short-play-q3-ad
        • pixverse-v6/transition
        • pixverse-v6/extend
        • topazlabs-video-frame-interpolation
        • topazlabs-video-astra
        • topazlabs-video-denoise
        • topazlabs-video-starlight
      • motion-control
        • bytedance/dreamactor-v2
        • kling-v2.6-std-motion-control
        • kling-v2.6-pro-motion-control
        • kling-v3.0-std-motion-control
        • kling-v3.0-pro-motion-control
      • audio-to-video
        • kling-lip-sync/identify-face
        • kling-lip-sync/lip-sync-video
      • video-extend
        • wan-2.7/video-extend
        • xai/grok-imagine-video/video-extend-official-stable
        • topazlabs-video-proteus
      • video-to-video
        • Wan2.2 Character Motion Transfer
        • flux-3-video/draft-enhance
        • flux-3-video/video-continuation
      • digital-human
        • kling-v2-ai-avatar-standard/image-audio-to-video
        • kling-v2-ai-avatar-pro/image-audio-to-video
    • 3D Generation & Processing
      • text-to-3D
        • hunyuan3d-v3.1/text-to-3d
      • image-to-3D
        • hunyuan3d-v3.1/image-to-3d
        • hitem3d-v2/image-to-3d
        • hitem3d-v15/multi-image-to-3d
        • hitem3d-v2/multi-image-to-3d
        • hitem3d-portrait-v21/image-to-3d
        • hitem3d-portrait-v21/multi-image-to-3d
        • hitem3d-portrait-v20/image-to-3d
        • hitem3d-portrait-v20/multi-image-to-3d
        • hitem3d-portrait-v15/image-to-3d
        • hitem3d-portrait-v15/multi-image-to-3d
        • hitem3d-v15/image-to-3d
    • Image Generation & Processing
      • image-to-image
        • seedream
          • seedream-v4.5/image-to-image
          • seedream-v4/image-to-image
          • seedream-v5-lite/image-to-image
          • seedream-v5-pro/image-to-image
        • grok
          • grok-image/image-to-image/channel-low-price
        • f
          • f-2-dev/edit-lora
          • f-2-dev/edit
          • f-2-klein-9b/edit
          • f-2-klein-4b/edit
          • f-2-klein-4b/edit-lora
          • f-kontext-dev-lora
        • qwen
          • qwen-image-3.0/image-edit
          • qwen-image-3.0-pro/image-edit
          • qwen-image/edit-2511-lora
          • qwen-image/edit-2511
          • qwen-image-2.0/image-edit
          • qwen-image-2.0-pro/image-edit
        • z
          • z-image-turbo/image-to-image-lora
          • z-image-turbo/image-to-image
        • wan
          • wan-2.2/image-to-image
          • wan-2.5-preview/image-to-image
        • midjourney
          • midjourney-text-to-image-v8.1
          • midjourney-text-to-image-v6
        • nano
          • nano-banana-pro/edit-official-stable
          • nano-banana/edit-official-stable
          • nano-banana-pro/edit-ultra-official-stable
          • nano-banana2-gemini31flash/image-to-image-official-stable
          • nano-banana/edit-channel-low-price
          • nano-banana2-gemini31flash-lite/image-to-image-official-stable
          • nano-banana2-gemini31flash-lite/image-to-image-channel-low-price
          • nano-banana-pro/edit-channel-low-price
          • nano-banana2-gemini31flash/image-to-image-channel-low-price
        • gpt
          • gpt-image-1.5/edit-channel-low-price-[Deprecated] Please use gpt-image-2 instead
          • gpt-image-1.5/image-to-image-official-stable
          • gpt-image-2.0/edit-channel-low-price
          • gpt-image-2/image-to-image-official-stable
        • xai
          • grok
            • xai/grok-imagine-image/edit-official-stable
          • rhart
            • xai/rhart-imagine-image-quality/edit-official-stable
        • bytedance
          • jimeng
            • bytedance/jimeng-4.6/image-to-image
        • Dola
          • Dola-Seedream-5.0-pro/image-to-image
        • topazlabs
          • topazlabs-image-gigapixel-low-resolution-2
          • topazlabs-image-gigapixel-standard-2
      • text-to-image
        • seedream
          • seedream-v4.5/text-to-image
          • seedream-v4/text-to-image
          • seedream-v5-lite/text-to-image
          • seedream-v5-pro/text-to-image
        • grok
          • grok-image/text-to-image/channel-low-price
        • qwen
          • qwen-image-3.0/text-to-image
          • qwen-image/text-to-image-2512-lora
          • qwen-image-3.0-pro/text-to-image
          • qwen-image/text-to-image-2512
          • qwen-image-2.0/text-to-image
          • qwen-image-2.0-pro/text-to-image
        • z
          • z-image/turbo-lora
          • z-image/turbo
        • f
          • f-2-dev/text-to-image-lora
          • f-2-dev/text-to-image
          • f-2-klein-9b/text-to-image-lora
          • f-2-klein-9b/text-to-image
          • f-2-klein-4b/text-to-image
          • f-2-klein-4b/text-to-image-lora
          • f-krea-dev-lora
          • f-dev-lora
          • f-dev
        • wan
          • wan-2.2/text-to-image-lora
          • wan-2.5-preview/text-to-image
          • wan-2.7/text-to-image-pro
          • wan-2.7/text-to-image
        • midjourney
          • midjourney-text-to-image-v7
          • midjourney-text-to-image-niji7
          • midjourney-text-to-image-niji6
          • midjourney-text-to-image-v61
          • midjourney-text-to-image-v8.2-preview
        • nano
          • nano-banana-pro/text-to-image-official-stable
          • nano-banana/text-to-image-official-stable
          • nano-banana-pro/text-to-image-ultra-official-stable
          • nano-banana2-gemini31flash/text-to-image-official-stable
          • nano-banana/text-to-image-channel-low-price
          • nano-banana2-gemini31flash-lite/text-to-image-official-stable
          • nano-banana-pro/text-to-image-channel-low-price
          • nano-banana2-gemini31flash-lite/text-to-image-channel-low-price
          • nano-banana2-gemini31flash/text-to-image-channel-low-price
        • gpt
          • gpt-image-1.5/text-to-image-official-stable
          • gpt-image-1.5/text-to-image-channel-low-price-[Deprecated] Please use gpt-image-2 instead
          • gpt-image-2.0/text-to-image-channel-low-price
          • gpt-image-2/text-to-image-official-stable
        • xai
          • grok
            • xai/grok-imagine-image/text-to-image-official-stable
          • rhart
            • xai/rhart-imagine-image-quality/text-to-image-official-stable
        • bytedance
          • jimeng
            • bytedance/jimeng-4.6/text-to-image
        • Dola
          • Dola-Seedream-5.0-pro/text-to-image
      • image-tools
        • wan-2.7/image-edit-pro
        • wan-2.7/image-edit
        • topazlabs-image-gigapixel-text-and-shapes
      • reference-to-image
        • Vidu-reference-to-video-q2-pro
      • image-effects
        • topazlabs-image-gigapixel-high-fidelity-2
        • topazlabs-image-gigapixel-art-and-cgi
        • topazlabs-image-upscale-transparent
        • topazlabs-image-upscale-detail-faces
        • topazlabs-image-upscale-high-fidelity-v3
    • Audio Generation & Processing
      • text-to-audio
        • minimax/speech-2.8-hd
        • mureka-v7.6/generate-bgm
        • minimax/speech-02-hd
        • minimax/speech-02-turbo
        • minimax/speech-2.6-hd
        • minimax/speech-2.6-turbo
        • minimax/speech-2.8-turbo
        • minimax/music-2.5
        • minimax/voice-clone
        • minimax/music-2.6/text-to-instrumental
        • minimax/music-2.6/text-to-music
        • minimax/music-cover
        • minimax/music-cover-preprocess
        • minimax/music-2.6
        • doubao-seed-tts-2.0
        • doubao-seed-audio-1.0
        • mureka-v9/generate-bgm
        • kling-lip-sync/tts
        • mureka-v8/generate-bgm
        • qwen3-tts-instruct-flash
        • qwen3-tts-flash
      • text-to-music
        • suno-single-v5.5
        • suno-custom-v5.5
        • suno-single-v5
        • suno-custom-v5
        • suno-single-v4.5
        • suno-custom-v4.5
        • mureka-v7.6/generate-song
        • mureka-o2/generate-song
        • mureka-v8/generate-song
        • mureka-v9/generate-song
      • text-to-lyrics
        • suno-lyrics
        • mureka-ai/generate-lyrics
      • video-to-audio
        • Separate audio Other
        • Separate audio Vocals
        • Separate audio
      • upload-file
        • mureka-ai/files-upload
      • audio-to-audio
        • mureka-v7.6/extend-song
          POST
        • mureka-v8/extend-song
          POST
        • mureka-ai/vocal-clone
          POST
    • Other
      • seedream-v5-pro/layer-decomposition
      • MiniMax-H3 Multimodal Reference-to-Video Regeneration (768P->2K)
      • MiniMax-H3 Image-to-Video Regeneration (768P->2K)
      • MiniMax-H3-Context-IR (i2va)
      • MiniMax-H3 Text-to-Video Regeneration (768P->2K)
      • MiniMax-H3-Context-IR (t2va)
      • MiniMax-H3-Context-IR (r2va)
  • Get Account Information
    POST
  • Schemas
    • Get Workflow JSON Request
    • TaskRunWebappByKeyRequest
    • Generate task submission results
    • Get Workflow JSON Response
    • Start ComfyUI Task Request 1
    • Start ComfyUI Task Request 2
    • Start ComfyUI Task Request -webhook
    • Start ComfyUI Task Response
    • TaskCreateResponse
    • Check Task Status Request
    • Node Input Information
    • Get Account Information Request
    • Upload Resource Request
    • Get Webhook Event Details Request
    • Resend Specific Webhook Request
    • R?
    • RWorkflowDuplicateResponse
    • RAccountStatusResponse
    • WorkflowDuplicateResponse
    • AccountStatusResponse
    • WorkflowDuplicateRequest
    • ApiUploadLoraRequest
    • RString
    • RTaskUploadResponse
    • TaskUploadResponse
  1. audio-to-audio

mureka-v7.6/extend-song

POST
/openapi/v2/mureka-ai/mureka-v7.6/extend-song
continue writing the song from a specified timestamp by extending the lyrics. It intelligently continues and expands the existing music clip while maintaining consistent style and emotion. mureka-7.6 supports tail extension only.

Request

Authorization
Header Params

Body Params application/jsonRequired

Example
{
    "lyrics": "Night wind brushes the ferry, moonlight dyes the brow. Leave the past behind gently, the rest of life free from alarm and sorrow. Flowers bloom without reason, fleeting years keep peaceful company. The mortal world still lingers with warmth, walk calmly through all seasons.",
    "extendAt": 8000,
    "fileUrl": "https://example.com/input.mp3"
}

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Java
Swift
curl --location 'https://www.runninghub.ai/openapi/v2/mureka-ai/mureka-v7.6/extend-song' \
--header 'Authorization: Bearer [Your API KEY]' \
--header 'Content-Type: application/json' \
--data '{
    "lyrics": "Night wind brushes the ferry, moonlight dyes the brow. Leave the past behind gently, the rest of life free from alarm and sorrow. Flowers bloom without reason, fleeting years keep peaceful company. The mortal world still lingers with warmth, walk calmly through all seasons.",
    "extendAt": 8000,
    "fileUrl": "https://example.com/input.mp3"
}'

Responses

🟢200成功
application/json
Task result query endpoint: /openapi/v2/query
Bodyapplication/json

Examples
{
    "taskId": "2013508786110730241",
    "status": "RUNNING",
    "errorCode": "",
    "errorMessage": "",
    "results": null,
    "clientId": "f828b9af25161bc066ef152db7b29ccc",
    "promptTips": "{\"result\": true, \"error\": null, \"outputs_to_execute\": [\"4\"], \"node_errors\": {}}"
}
Modified at 2026-07-30 07:05:33
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