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GENERATION API CALLS
Video Generation

Alibaba

This page is auto-generated from model configurations. Last updated: 2026-10-01.

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.

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).