Users Discuss Video Face Replacement Techniques with MiniMax H3

Leonviz · reddit · 2026-08-09

A Reddit user asked for help on how to replace a person in a video with a reference image using the MiniMax H3 model. The original poster tried a prompt generated by ChatGPT—which requested preserving the original motion, lighting, and background while only changing the character's identity—but failed to achieve the replacement. The discussion highlights current practical challenges in precise character consistency editing using video generation models.

Related event: MiniMax H3 R2V Struggles with Face Consistency and Character Replacement(3 posts)→

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