> ## Documentation Index > Fetch the complete documentation index at: https://docs.modellix.ai/llms.txt > Use this file to discover all available pages before exploring further. # Wan 2.7 Video Editing > [Core Function] Wan 2.7 Video Editing is an instruction-based video modification model. [Strengths] It supports complex video editing tasks like content replacement using reference images, and replicating actions, effects, and camera movements. [Best For] Highly recommended for: modifying existing video footage, style transfer on videos, and targeted element replacement. [Limitations] Do NOT use this model to generate a brand new video from scratch; it requires an input video. [Routing] Use this model by default whenever a user wants to edit, alter, or restyle an existing video. ## OpenAPI ````yaml /model-api/alibaba/alibaba-v2v.json post /alibaba/wan2.7-videoedit openapi: 3.1.0 info: description: The video-to-video models API from Alibaba. version: 1.0.0 contact: name: Modellix Support email: support@modellix.ai title: Alibaba Video-to-Video Models API servers: - url: https://api.modellix.ai/api/v1 description: The video-to-video models API from Alibaba. security: - bearerAuth: [] paths: /alibaba/wan2.7-videoedit: post: summary: Wan 2.7 Video Editing description: >- [Core Function] Wan 2.7 Video Editing is an instruction-based video modification model. [Strengths] It supports complex video editing tasks like content replacement using reference images, and replicating actions, effects, and camera movements. [Best For] Highly recommended for: modifying existing video footage, style transfer on videos, and targeted element replacement. [Limitations] Do NOT use this model to generate a brand new video from scratch; it requires an input video. [Routing] Use this model by default whenever a user wants to edit, alter, or restyle an existing video. operationId: wan27VideoEditAsync requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/Wan27VideoEditRequest' examples: style_transfer: summary: Video style modification value: prompt: Transform the entire scene into clay style video_url: https://example.com/input.mp4 resolution: 720P prompt_extend: true video_edit: summary: Video editing with reference image value: prompt: Replace the girl's clothes with the clothes in the image video_url: https://example.com/video.mp4 reference_images: - https://example.com/clothes.png resolution: 1080P ratio: '16:9' advanced: summary: Advanced editing with multiple reference images value: prompt: Transform the scene with reference styles negative_prompt: blurry, low quality video_url: https://example.com/video.mp4 reference_images: - https://example.com/style1.jpg - https://example.com/style2.jpg - https://example.com/style3.jpg resolution: 1080P ratio: '9:16' duration: 5 audio_setting: origin seed: 123456 responses: '200': description: Task submitted successfully content: application/json: schema: $ref: '#/components/schemas/AsyncTaskResponse' components: schemas: Wan27VideoEditRequest: type: object required: - video_url properties: prompt: type: string description: >- Text prompt describing desired video modifications (supports Chinese and English, up to 5000 characters) minLength: 1 maxLength: 5000 example: Transform the entire scene into clay style video_url: type: string format: uri description: Input video URL (HTTP/HTTPS/OSS) or Base64 encoded data (required) example: https://example.com/input.mp4 reference_images: type: array description: >- Reference image URLs for style transfer (optional, max 4). Combined with video_url, the total media count must be ≤ 5 maxItems: 4 items: type: string format: uri example: https://example.com/style.jpg example: - https://example.com/style1.jpg - https://example.com/style2.jpg negative_prompt: type: string description: Negative prompt describing unwanted content maxLength: 500 example: blurry, distorted, low quality resolution: type: string description: Video resolution tier enum: - 720P - 1080P default: 1080P example: 1080P ratio: type: string description: Video aspect ratio (defaults to input video ratio if not specified) enum: - '16:9' - '9:16' - '1:1' - '4:3' - '3:4' example: '16:9' duration: type: integer description: Video duration in seconds (2-10 = truncate to specified length) enum: - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 default: 5 example: 5 audio_setting: type: string description: >- Audio handling mode (auto: intelligent decision based on prompt, origin: preserve original audio) enum: - auto - origin default: auto example: auto prompt_extend: type: boolean description: >- Enable intelligent prompt rewriting (improves quality for short prompts but increases processing time) default: true example: true seed: type: integer description: >- Random seed for reproducibility (note: results may vary even with same seed) minimum: 0 maximum: 2147483647 example: 42 AsyncTaskResponse: type: object required: - code - message - data properties: code: type: integer description: Response code, 0 indicates success example: 0 message: type: string description: Response message example: success data: type: object required: - status - task_id - model_id properties: status: type: string enum: - pending - processing description: Task status example: pending task_id: type: string description: Unique task identifier example: task-abc123 model_id: type: string description: Model ID example: model-123 get_result: type: object description: API information to query the task result properties: method: type: string description: HTTP method example: GET url: type: string description: Full URL to query the task result example: https://api.modellix.ai/api/v1/tasks/task-abc123 description: Detailed data about the submitted asynchronous task. securitySchemes: bearerAuth: type: http scheme: bearer description: 'API Key authentication. Format: `Bearer YOUR_API_KEY`.' ````