{"servers":[{"url":"https://api.modellix.ai/api/v1/bytedance/seedance-2.0-mini-i2v"}],"post":{"description":"[Core Function] Seedance 2.0 Mini I2V is the lightweight multimodal image-to-video variant. [Strengths] Supports 480p/720p, 24 fps, 4-15s MP4 output, with optional first/last frame, reference images, and audio references. [Routing] Use for cost-efficient image-to-video.","operationId":"seedance20MiniI2vAsync","requestBody":{"content":{"application/json":{"examples":{"frame_mode":{"summary":"Frame mode — first frame","value":{"duration":5,"first_frame_image":"https://example.com/first.jpg","prompt":"The person smiles and waves at the camera","resolution":"720p"}},"frame_mode_start_end":{"summary":"Frame mode — first and last frame","value":{"duration":10,"first_frame_image":"https://example.com/first.jpg","last_frame_image":"https://example.com/last.jpg","prompt":"Smooth transition from the first frame to the last frame","resolution":"720p"}},"reference_mode":{"summary":"Reference mode — images + audio","value":{"audio_urls":["https://example.com/ref.mp3"],"duration":8,"prompt":"Motion follows [Audio 1], style from [Image 1]","reference_images":["https://example.com/ref.jpg"],"resolution":"720p"}}},"schema":{"description":"Seedance 2.0 Mini image-to-video. Same options as Fast 2.0 I2V; `resolution` is limited to 480p/720p. **Note:** images containing real human faces are not supported per [BytePlus Seedance 2.0 API](https://docs.byteplus.com/en/docs/ModelArk/1520757).","oneOf":[{"description":"First-frame or first-to-last-frame animation.","properties":{"audio_urls":{"description":"Optional. Up to 3 reference audio URLs. Use `[Audio n]` placeholders in prompt.","items":{"description":"Audio URL.","minLength":1,"type":"string"},"maxItems":3,"minItems":1,"type":"array"},"camera_fixed":{"default":false,"description":"Whether to keep the camera fixed during generation.","type":"boolean"},"duration":{"default":5,"description":"Video duration in seconds (4-15 seconds).","enum":[4,5,6,7,8,9,10,11,12,13,14,15],"type":"integer"},"execution_expires_after":{"default":172800,"description":"Task expiration time in seconds.","maximum":259200,"minimum":3600,"type":"integer"},"first_frame_image":{"description":"Required. 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