{"servers":[{"url":"https://api.modellix.ai/api/v1/alibaba/wan2.5-i2v-preview"}],"post":{"description":"[Core Function] Wanx 2.5 I2V Preview is an older generation image-to-video model. [Strengths] Maintained primarily for backward compatibility and stable API contracts. [Best For] Existing legacy integrations and workflows that strictly depend on this specific model version's quirks. [Limitations] Do NOT use this for new creations. It is a legacy model maintained for backward compatibility. [Routing] Only use if explicitly requested; otherwise use Wan 2.7 I2V.","operationId":"wan25I2vPreviewAsync","requestBody":{"content":{"application/json":{"schema":{"properties":{"audio_url":{"description":"Audio file URL for audio-driven video generation","example":"https://example.com/audio.mp3","minLength":1,"type":"string"},"duration":{"default":5,"description":"Video duration in seconds","enum":[5,10],"type":"integer"},"img_url":{"description":"First frame image URL (supports HTTP/HTTPS/Base64)","example":"https://example.com/image.jpg","type":"string"},"negative_prompt":{"description":"Description of what to avoid in the output.","maxLength":500,"type":"string"},"prompt":{"description":"Description of the desired output.","maxLength":800,"minLength":1,"type":"string"},"prompt_extend":{"default":false,"description":"Whether to automatically extend/enhance the prompt.","type":"boolean"},"resolution":{"description":"Output resolution of the generated content.","enum":["480P","720P","1080P"],"type":"string"},"seed":{"description":"Random seed for reproducible generation. Use -1 for random.","maximum":2147483647,"minimum":0,"type":"integer"}},"required":["img_url"],"type":"object"}}},"required":true},"responses":{"200":{"content":{"application/json":{"schema":{"properties":{"code":{"description":"Response code, 0 indicates success","example":0,"type":"integer"},"data":{"description":"Detailed data about the submitted asynchronous task.","properties":{"get_result":{"description":"API information to query the task result","properties":{"method":{"description":"HTTP method","example":"GET","type":"string"},"url":{"description":"Full URL to query the task result","example":"https://api.modellix.ai/api/v1/tasks/task-abc123","type":"string"}},"type":"object"},"model_id":{"description":"Model ID","example":"model-123","type":"string"},"status":{"description":"Task status","enum":["pending","processing"],"example":"pending","type":"string"},"task_id":{"description":"Unique task identifier","example":"task-abc123","type":"string"}},"required":["status","task_id","model_id"],"type":"object"},"message":{"description":"Response message","example":"success","type":"string"}},"required":["code","message","data"],"type":"object"}}},"description":"Task submitted successfully"}},"summary":"Wanx 2.5 I2V Preview","x-mint":{"href":"alibaba/wanx-2-5-i2v-preview"}}}