MiniMax-H3 Video MiniMax-H3 provides both an OpenAI-compatible format and a unified video format. Both support text-to-video, image-to-video, and multimodal reference-to-video, as well as regenerating a 768P result into 2K.
Video Generation POST /v1/videos, create an async video task.
2K Regeneration POST /v1/videos/{video_id}/remix, regenerate a spec-compliant 768P result into 2K.
Task Query GET /v1/videos/{task_id}, query task status and results.
Create Video POST /v1/video/create, create a task using the unified JSON format.
2K Regeneration POST /v1/video/remix, pass the source task ID in the request body.
Query Task GET /v1/video/query?id=, query task status and results.
Supported Capabilities Image-to-video and reference-video/reference-audio generation are mutually exclusive and cannot be mixed in the same request.
Model and Limits Endpoint Mapping Related Pages 