{"servers":[{"url":"https://api.modellix.ai/api/v1/pixverse/v6-video-extend"}],"post":{"description":"[Core Function] PixVerse v6 Extend continues an existing video, generating additional seconds guided by a text prompt. [Strengths] Seamless continuation of the existing motion and scene. [Best For] Lengthening clips, continuing an action, adding an ending to footage. [Limitations] Do NOT use this to create a video from scratch (use Text-to-Video) or to restyle (use Restyle). It requires an input video; both duration and quality are required, with duration limited to 1-15 seconds added per call and output resolution up to 1080p. [Routing] Use when the user wants to make an existing video longer or continue its action.","operationId":"pixverseV6VideoExtendAsync","requestBody":{"content":{"application/json":{"examples":{"basic":{"summary":"Extend with prompt","value":{"duration":5,"prompt":"The camera continues to pan across the valley","quality":"720p","video":"https://example.com/clip.mp4"}}},"schema":{"description":"PixVerse v6 extend request. 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