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GENERATION API CALLS
Video Generation

Alibaba

This page is auto-generated from model configurations. Last updated: 2026-08-18.

This reference lists all available Alibaba video generation models and their parameters. Use these parameter names when calling the Generation API.


Alibaba Happy Horse 1.1 on Scenario — Text to Video or Image to Video (first frame). Quality upgrade over 1.0; equirectangular-style output with native audio; resolution 720P/1080P; duration 3–15s. Omit the image for T2V.

Model ID: model_alibaba-happy-horse-1.1

Capabilities: txt2video, img2video

LLM Markdown: https://app.scenario.com/api/models/model_alibaba-happy-horse-1.1/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - Describe the video you want to create — the scene, action, mood, and any movement.
image file No - - - - An optional image to start the video from. The clip animates forward from this frame. Leave it empty to generate purely from your prompt.
aspectRatio string No 16:9 - - 16:9, 4:3, 1:1, 9:16, 3:4, 4:5, 5:4, 9:21, 21:9 The shape of the video. If you provide a first-frame image, the result may follow that image’s shape instead.
resolution string No 1080P - - 720P, 1080P The output quality. 1080P is sharper than 720P but costs more.
duration number No 5 3 15 - How long the clip lasts, in seconds (3–15). Longer clips cost more.

Alibaba Happy Horse 1.1 on Scenario — Reference to Video from a prompt plus 1–9 reference images (character1…character9 in the prompt, order matches images). Quality upgrade over 1.0; native audio; 720P/1080P; 3–15s.

Model ID: model_alibaba-happy-horse-reference-to-video-1.1

Capabilities: img2video

LLM Markdown: https://app.scenario.com/api/models/model_alibaba-happy-horse-reference-to-video-1.1/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - Describe the video you want. To place your reference subjects in the scene, refer to them as character1, character2, and so on — the numbers match the order of your reference images (character1 is the first image, character2 the second, etc.).
referenceImages file_array Yes - - - - The subjects to feature in the video — for example, characters or objects you want to appear. Add 1 to 9 images; their order sets which is character1, character2, and so on. For best results, use images at least 400px on the shortest side (max 10MB each).
aspectRatio string No 16:9 - - 16:9, 4:3, 1:1, 3:4, 9:16, 4:5, 5:4, 9:21, 21:9 The shape of the video.
resolution string No 1080P - - 720P, 1080P The output quality. 1080P is sharper than 720P but costs more.
duration number No 5 3 15 - How long the clip lasts, in seconds (3–15). Longer clips cost more.

Alibaba Happy Horse 1.0 on Scenario — Video Editing with natural-language instructions; optional reference images (0–5, Image1…Image5). Output follows input length, capped at 15s billed.

Model ID: model_alibaba-happy-horse-video-editing

Capabilities: video2video

LLM Markdown: https://app.scenario.com/api/models/model_alibaba-happy-horse-video-editing/markdown

Parameter Type Required Default Min Max Allowed Values Description
video file Yes - - - - Source video. Output duration follows the input, truncated to 15s for processing.
prompt string Yes - - - - Edit instructions. Optional references: @Image1 … @Image5 when reference images are provided.
referenceImages file_array No - - - - Optional reference image URIs (up to 5) for style or look.
resolution string No 1080P - - 720P, 1080P Output resolution tier.
audioSetting string No auto - - auto, origin Auto: model may regenerate audio; Origin: preserve input audio.

Wan 2.1 1.3b is a text-to-video model that ensures detail and accuracy in animations.

Model ID: model_wan-2-1-1-3b

Capabilities: txt2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-1-1-3b/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - Describe your video
aspectRatio string No 16:9 - - 16:9, 9:16 Video aspect ratio
frameNum number No 81 - - 17, 33, 49, 65, 81 Video duration in frames (based on standard 16fps playback)
sampleSteps number No 30 10 50 - Number of sampling steps (higher = better quality but slower)
sampleGuideScale number No 6 0 20 - Higher values follow the prompt more closely, lower values are more creative
sampleShift number No 8 0 20 - Sampling shift factor for flow matching (recommended range: 8-12)
seed number No - - - - Use a seed for reproducible results. Leave blank to use a random seed.

Wan 2.2 A14B is a image-to-video model at 720p and 480p resolutions

Model ID: model_wan-2-2-i2v-a14b

Capabilities: img2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-2-i2v-a14b/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - Describe your video
image file No - - - - Image used as the first frame of the video. Ideal images are 16:9 or 9:16 and 1280x720 or 720x1280, depending on the aspect ratio you choose.
lastFrameImage file No - - - - Input image for last frame generation. This only works if an image start frame is given too.
resolution string No 720p - - 720p, 480p Video resolution
numFrames number No 81 81 100 - Number of video frames. 81 frames give the best results
framesPerSecond number No 16 5 24 - Frames per second.
sampleSteps number No 30 1 50 - Number of generation steps. Fewer steps means faster generation, at the expensive of output quality. 30 steps is sufficient for most prompts
sampleShift number No 5 1 20 - Controls how much motion is added between video frames. Higher values create faster motion, lower values result in smoother, slower changes.
seed number No - - - - Use a seed for reproducible results. Leave blank to use a random seed.

Wan 2.2 A14B text-to-video

Model ID: model_wan-2-2-t2v

Capabilities: txt2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-2-t2v/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - Describe your video
resolution string No 720p - - 720p, 480p Video resolution
numFrames number No 81 81 121 - Number of video frames. 81 frames give the best results
framesPerSecond number No 16 5 30 - Frames per second.
sampleShift number No 5 1 20 - Controls how much motion is added between video frames. Higher values create faster motion, lower values result in smoother, slower changes.
seed number No - - - - Use a seed for reproducible results. Leave blank to use a random seed.

Wan-Animate is a video model that generates high-fidelity character videos by replicating the expressions and movements of characters from reference videos.

Model ID: model_wan-2-2-14b-animate-move

Capabilities: video2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-2-14b-animate-move/markdown

Parameter Type Required Default Min Max Allowed Values Description
videoUrl file Yes - - - - Input video
imageUrl file Yes - - - - Input image. If the input image does not match the chosen aspect ratio, it is resized and center cropped.
resolution string No 720p - - 720p, 480p Output video resolution
mergeAudio boolean No true - - - Merge audio from input video into output
numInferenceSteps number No 12 1 40 - Number of inference steps. Higher values improve quality but slow generation
guidanceScale number No 1 1 20 - Guidance scale for generation
seed number No - - - - Random seed for reproducibility. If None, a random seed is chosen.

Wan-Animate Replace is a model that can integrate animated characters into reference videos, replacing the original character while preserving the scene’s lighting and color tone for seamless environmental integration.

Model ID: model_wan-2-2-14b-animate-replace

Capabilities: video2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-2-14b-animate-replace/markdown

Parameter Type Required Default Min Max Allowed Values Description
videoUrl file Yes - - - - Input video
imageUrl file Yes - - - - Input image. If the input image does not match the chosen aspect ratio, it is resized and center cropped.
resolution string No 720p - - 720p, 480p Output video resolution
mergeAudio boolean No true - - - Merge audio from input video into output
numInferenceSteps number No 12 1 40 - Number of inference steps. Higher values improve quality but slow generation
guidanceScale number No 1 1 20 - Guidance scale for generation
seed number No - - - - Random seed for reproducibility. If None, a random seed is chosen.

VACE Fun for Wan 2.2 A14B from Alibaba-PAI

Model ID: model_wan-2-2-vace-fun-a14b-outpainting

Capabilities: video2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-2-vace-fun-a14b-outpainting/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - Text prompt for video generation
videoUrl file Yes - - - - Input video for outpainting
expandLeft boolean No true - - - Expand video to the left
expandRight boolean No true - - - Expand video to the right
expandTop boolean No true - - - Expand video to the top
expandBottom boolean No true - - - Expand video to the bottom
expandRatio number No 0.25 0 1 - Amount of expansion. This is a float value between 0 and 1, where 0.25 adds 25% to the original video size on the specified sides.
negativePrompt string No - - - - Text negative prompt for video generation
refImageUrls file_array No `` - - - Reference images
matchInputNumFrames boolean No false - - - Match the number of frames from input video
numFrames number No 81 81 241 - Number of frames to generate
matchInputFramesPerSecond boolean No false - - - If true, the frames per second of the generated video will match the input video. If false, the frames per second will be determined by the Frames Per Seconds parameter.
framesPerSecond number No 16 5 30 - Frames per second of the generated video. Ignored if match_input_frames_per_second is true. Default value: 16
resolution string No 720p - - 720p, 580p, 480p Output video resolution
aspectRatio string No auto - - auto, 16:9, 1:1, 9:16 Aspect ratio for output video
numInferenceSteps number No 30 2 50 - Number of inference steps
guidanceScale number No 5 1 10 - Guidance scale for generation
enablePromptExpansion boolean No false - - - Enable prompt expansion
acceleration string No regular - - regular, none Processing acceleration mode
videoQuality string No high - - maximum, high, medium, low Output video quality
videoWriteMode string No balanced - - balanced, fast, small Video writing mode
numInterpolatedFrames number No 1 0 5 - Number of frames to interpolate between the original frames. A value of 0 means no interpolation
interpolatorModel string No film - - film, rife Interpolator model to use
seed number No - - - - Random seed for reproducibility. If None, a random seed is chosen.

VACE Fun for Wan 2.2 A14B from Alibaba-PAI

Model ID: model_wan-2-2-vace-fun-a14b-reframe

Capabilities: video2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-2-vace-fun-a14b-reframe/markdown

Parameter Type Required Default Min Max Allowed Values Description
videoUrl file Yes - - - - Input video for reframe
prompt string No - - - - Text prompt for video generation
negativePrompt string No - - - - Text negative prompt for video generation
matchInputNumFrames boolean No false - - - Match the number of frames from input video
numFrames number No 81 81 241 - Number of frames to generate
matchInputFramesPerSecond boolean No false - - - If true, the frames per second of the generated video will match the input video. If false, the frames per second will be determined by the Frames Per Seconds parameter.
framesPerSecond number No 16 5 30 - Frames per second of the generated video. Ignored if match_input_frames_per_second is true. Default value: 16
resolution string No 720p - - 720p, 580p, 480p Output video resolution
aspectRatio string No auto - - auto, 16:9, 1:1, 9:16 Aspect ratio for output video
numInferenceSteps number No 30 2 50 - Number of inference steps
guidanceScale number No 5 1 10 - Guidance scale for generation
enablePromptExpansion boolean No false - - - Enable prompt expansion
acceleration string No regular - - regular, none Processing acceleration mode
videoQuality string No high - - maximum, high, medium, low Output video quality
videoWriteMode string No balanced - - balanced, fast, small Video writing mode
numInterpolatedFrames number No 1 0 5 - Number of frames to interpolate between the original frames. A value of 0 means no interpolation
interpolatorModel string No film - - film, rife Interpolator model to use
zoomFactor number No 0 0 0.9 - Zoom factor for the video. When this value is greater than 0, the video will be zoomed in by this factor (in relation to the canvas size,) cutting off the edges of the video. A value of 0 means no zoom.
trimBorders boolean No true - - - Whether to trim borders from the video.
temporalDownsampleFactor number No 0 0 5 - Temporal downsample factor for the video. This is an integer value that determines how many frames to skip in the video. A value of 0 means no downsampling. For each downsample factor, one upsample factor will automatically be applied.
seed number No - - - - Random seed for reproducibility. If None, a random seed is chosen.

Wan 2.5 image-to-video model.

Model ID: model_wan-2-5-i2v

Capabilities: img2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-5-i2v/markdown

Parameter Type Required Default Min Max Allowed Values Description
image file Yes - - - - Image to use for your video
prompt string Yes - - - - A textual prompt to guide model generation.
audio file No - - - - Audio file for voice/music synchronization. 3-30s, ≤15MB.
negativePrompt string No - - - - Negative prompt used to guide the model away from undesirable features.
resolution string No 720p - - 720p, 1080p Video resolution.
duration number No 5 - - 5, 10 Duration of the generated video in seconds.
enablePromptExpansion boolean No true - - - Whether to enable prompt rewriting using LLM.
seed number No - - - - Random seed for reproducibility. If None, a random seed is chosen.

Wan 2.5 text-to-video model.

Model ID: model_wan-2-5-t2v

Capabilities: txt2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-5-t2v/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - A textual prompt to guide model generation.
audio file No - - - - Audio file for voice/music synchronization. 3-30s, ≤15MB.
negativePrompt string No - - - - Negative prompt used to guide the model away from undesirable features.
size string No 1280*720 - - 1280*720, 720*1280, 1920*1080, 1080*1920 Video resolution and aspect ratio.
duration number No 5 - - 5, 10 Duration of the generated video in seconds.
enablePromptExpansion boolean No true - - - Whether to enable prompt rewriting using LLM.
seed number No - - - - Random seed for reproducibility. If None, a random seed is chosen.

Alibaba Wan 2.6 image to video generation model

Model ID: model_wan-2-6-i2v

Capabilities: img2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-6-i2v/markdown

Parameter Type Required Default Min Max Allowed Values Description
image file Yes - - - - Input image for video generation
prompt string Yes - - - - Text prompt for video generation
audio file No - - - - Audio file (3-30s, ≤15MB) for voice/music synchronization
negativePrompt string No - - - - Negative prompt to avoid certain elements
resolution string No 720p - - 720p, 1080p Video resolution
duration number No 5 - - 5, 10, 15 Duration of the generated video in seconds
enablePromptExpansion boolean No true - - - If set to true, the prompt optimizer will be enabled
multiShots boolean No true - - - Enable intelligent multi-shot segmentation (only active when ‘Enable Prompt Expansion’ is enabled). True enables multi-shot segmentation, false generates single-shot content.
seed number No - - - - Random seed for reproducible generation

Alibaba Wan 2.6 text to video generation model

Model ID: model_wan-2-6-t2v

Capabilities: txt2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-6-t2v/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - Text prompt for video generation
audio file No - - - - Audio file (3-30s, ≤15MB) for voice/music synchronization
negativePrompt string No - - - - Negative prompt to avoid certain elements
size string No 1280*720 - - 1280*720, 720*1280, 1920*1080, 1080*1920 Video resolution and aspect ratio
duration number No 5 - - 5, 10, 15 Duration of the generated video in seconds
enablePromptExpansion boolean No true - - - If set to true, the prompt optimizer will be enabled
multiShots boolean No true - - - Enable intelligent multi-shot segmentation (only active when ‘Enable Prompt Expansion’ is enabled). True enables multi-shot segmentation, false generates single-shot content.
seed number No - - - - Random seed for reproducible generation

Alibaba Wan 2.7 image-to-video — animate a first frame, first/last frame, or continue a clip; 720p/1080p, 2–15s.

Model ID: model_wan-2-7-i2v

Capabilities: img2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-7-i2v/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - Describe the motion and action to generate
image file No - - - - First frame to animate. Do not combine with clip continuation video.
video file No - - - - Video to extend. Cannot be combined with start image.
endImage file No - - - - Optional last frame for first-and-last-frame generation (requires start image)
audio file No - - - - Optional audio. Omit for auto-generated audio
negativePrompt string No - - - - Content that should not appear in the video
resolution string No 1080p - - 720p, 1080p Output video resolution
duration number No 5 2 15 - Duration in seconds (2–15)
enablePromptExpansion boolean No true - - - Expand short prompts for better results (adds latency)
seed number No - - - - Random seed for reproducible generation

Alibaba Wan 2.7 text-to-video — 720p/1080p, 2–15s, optional synced audio, prompt expansion.

Model ID: model_wan-2-7-t2v

Capabilities: txt2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-7-t2v/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - Text description of the video to generate
audio file No - - - - Optional audio. Omit for auto-generated audio
negativePrompt string No - - - - Content that should not appear in the video
resolution string No 1080p - - 720p, 1080p Output video resolution
aspectRatio string No 16:9 - - 16:9, 9:16, 1:1, 4:3, 3:4 Aspect ratio of the generated video
duration number No 5 2 15 - Duration in seconds (2–15)
enablePromptExpansion boolean No true - - - Expand short prompts for better results (adds latency)
seed number No - - - - Random seed for reproducible generation

Alibaba Wan 2.7 instruction-based video editing — edit existing clips while preserving motion; 720p/1080p, 2–10s output.

Model ID: model_wan-2-7-videoedit

Capabilities: video2video

LLM Markdown: https://app.scenario.com/api/models/model_wan-2-7-videoedit/markdown

Parameter Type Required Default Min Max Allowed Values Description
video file Yes - - - - Video to edit (mp4/mov, 2–10s)
prompt string Yes - - - - Editing instructions (what to change: background, lighting, style, clothing, etc.)
referenceImage file No - - - - Optional reference for style or look.
resolution string No 1080p - - 720p, 1080p Output resolution
aspectRatio string No auto - - auto, 16:9, 9:16, 1:1, 4:3, 3:4 Output aspect ratio; auto matches the input video
audioSetting string No auto - - auto, origin auto: model may regenerate audio; origin: keep original audio
duration number No - 2 10 - Output duration in seconds (2–10). If not set, matches input video duration. Use this to truncate.
seed number No - - - - Random seed for reproducible generation

Alibaba Wan 3.0 on Scenario — all-in-one video: text-to-video, first/last frame, or quad-modal image/video/audio references; optional document input. 480P/720P/1080P; 2–30s or smart duration. Temporary pricing pending official rates.

Model ID: model_alibaba-wan-3-0

Capabilities: txt2video, img2video, video2video

LLM Markdown: https://app.scenario.com/api/models/model_alibaba-wan-3-0/markdown

Parameter Type Required Default Min Max Allowed Values Description
prompt string Yes - - - - Describe the video you want. When you add reference files, refer to them in your text as “Image 1,” “Video 1,” “Audio 1” — numbered separately per type, in the order you added each list.
image file No - - - - An optional opening frame for the video. Required if you set a last frame. Can’t be combined with reference images, videos, or audio.
endImage file No - - - - An optional closing frame. Only works when a first frame is also set. Can’t be combined with reference inputs.
referenceImages file_array No - - - - Images to guide the subjects or style (up to 10, 20MB each). Can’t be combined with a first or last frame.
referenceVideos file_array No - - - - Videos to guide the motion (up to 5, 100MB each, 15s combined). Can’t be combined with a first or last frame.
referenceAudios file_array No - - - - Audio to guide the video (up to 5, 15MB each, 15s combined). Can’t be combined with a first or last frame.
document file No - - - - An optional document to generate a video from (up to 100MB or 50 pages). Turns on thinking mode automatically for richer results.
link string No - - - - A public https:// web page URL to generate from. Must be reachable without authentication. Turns on thinking mode automatically.
resolution string No 720P - - 480P, 720P, 1080P The output quality. 1080P is sharpest but costs more; 480P is cheapest.
aspectRatio string No adaptive - - adaptive, 16:9, 4:3, 1:1, 3:4, 9:16 The shape of the video. Adaptive follows your input media if you provide any, otherwise defaults to widescreen (16:9).
duration number No 5 - - -1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30 How long the clip lasts, in seconds (2-30), or Smart to let Wan choose. Longer clips cost more.
audio boolean No true - - - Adds a soundtrack to the video. On by default; costs the same either way.
enableThinking boolean No false - - - Let Wan reason about the request before generating. Required for document or link input (turned on automatically when either is provided).