Video thumbnail for MiniMax H3 Max: Generate AI Videos in Just 22 Seconds

MiniMax H3 Max: Generate AI Videos in Just 22 Seconds

Sep 26, 2026
Create your own AI videos with MiniMax H3 Max: https://yb.digital/art MiniMax H3 Max is incredibly fast! In this video, I test its video generation speed using four character references to create a 15-second vertical AI video for social media. Using OpenArt, I select MiniMax H3 Max, add my characters and script, and generate a 480p video. The first generation takes around 30 seconds, demonstrating how quickly the model can produce a scene with multiple characters. But speed isn't everything. The first video mixes up two female characters, assigning the wrong character to the scene. I then modify the video prompt, correct the character references, and generate it again. The second attempt takes just **22 seconds**. This time, the characters are correctly assigned, showing how important accurate character references are when generating AI videos. In this test, I explore: * MiniMax H3 Max video generation speed * Text-to-Video and character reference workflows * Generating 15-second vertical videos at 480p * Correcting character mix-ups with better references * How quickly you can regenerate a video after fixing a prompt The key takeaway: correcting the prompt can take longer than generating the video itself. Try MiniMax H3 Max with OpenArt and experiment with your own AI videos. #MiniMaxH3Max #AIvideo #OpenArt #ImageToVideo #AIVideoGeneration

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