"vendor": "alibaba""model_name": "wan2.5-i2v-preview"Image-to-video with advanced motion synthesis
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Wan 2.5 Image-To-Video Preview transforms a single image into a coherent, high-quality video with smooth motion. Part of the Wan 2.5 series, it combines image-driven generation with audio synthesis and multi-resolution support.
seedintegerRandom seed [0, 2147483647].
audioboolean · Default: trueEnable automatic audio generation. Set to false to force a silent output.
image* requiredstringFirst-frame image (URL or Base64). Supported formats: JPEG/JPG/PNG/BMP/WEBP, 360-2000px, ≤10MB.
prompt* requiredstringMotion/story description for the video (max 2000 characters).
durationEnumVideo duration in seconds (24 fps). Supported values 5 or 10.
audio_urlstringCustom audio file URL (wav/mp3, 3-30s, ≤15MB). Overrides the audio flag.
resolutionEnum · Default: "720P"Output resolution tier:
prompt_extendboolean · Default: trueEnable intelligent prompt rewriting (slightly longer latency, better detail).
safety_filterboolean · Default: trueEnable content safety filter. Defaults to true. Set to false to disable content safety inspection.
negative_promptstringNegative prompt describing unwanted content (max 500 characters).