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Generate high-quality AI videos using Kling v2.5 Turbo with optional start/end frame and sound effects.

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Model

kuaishou/kling-2.5-turbo-video

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Parameters

ParameterTypeRequiredDefaultDescription
promptstringYes-Text prompt describing the video to generate
modestringNo"pro""std" (720p) or "pro" (1080p)
durationintegerNo55 or 10 seconds
aspect_ratiostringNo"16:9""1:1", "9:16", or "16:9". Ignored when start_frame_url is set. Safe to omit
start_frame_urlstringNo-First frame image URL (uses image native ratio)
end_frame_urlstringNo-Last frame image URL
sound_effectsobjectNo-Sound effects and music configuration. Omit to disable audio
Sound effects fields:
ParameterTypeDefaultDescription
soundstring""Sound effect prompt (e.g. “wind blowing, birds chirping”)
musicstring""Background music prompt (e.g. “cinematic orchestral”)
asmr_modebooleanfalseEnable ASMR-style audio generation

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Example - Text-to-Video

curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "kuaishou/kling-2.5-turbo-video",
    "input": {
      "prompt": "Cinematic scene with dramatic lighting",
      "duration": 10,
      "sound_effects": {
        "music": "cinematic orchestral"
      }
    }
  }'

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Example - Image-to-Video

curl -X POST https://api.unifically.com/v1/tasks \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "kuaishou/kling-2.5-turbo-video",
    "input": {
      "prompt": "Cinematic scene with dramatic lighting",
      "start_frame_url": "https://example.com/start.jpg",
      "duration": 10,
      "sound_effects": {
        "sound": "wind blowing, birds chirping",
        "music": "ambient nature"
      }
    }
  }'

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Response

{
  "code": 200,
  "success": true,
  "data": {
    "task_id": "abc123def456",
    "status": "pending"
  }
}