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[ARTICLE · art-86628] src=simonwillison.net ↗ pub= topic=generative-ai verified=true sentiment=· neutral

PipeNetwork/minimax-h3-mlx

Simon Willison successfully ran MiniMax-H3, a text-to-video model, on an Apple M5 Max MacBook Pro using the PipeNetwork/minimax-h3-mlx Python package, which ports the model to MLX. The process downloaded approximately 115 GB of model files and generated a video for the prompt 'a rainbow colored skunk leaps over a mossy log in a supermarket' in just under 45 minutes, though the audio was poor due to lack of prompt guidance.

read1 min views1 publishedAug 4, 2026

This Python package ports it to MLX for running on Apple Silicon.

I got it running on my M5 Max MacBook Pro. I cloned the repo and ran the model like this:

uvx --from huggingface_hub hf download MiniMaxAI/MiniMax-H3 \
  --include 'FL2VA/*' --exclude 'FL2VA/transformer/*'
uvx --from huggingface_hub hf download pipenetwork/MiniMax-H3-MLX-8bit

uv run --with mlx-vlm \
  --with-requirements requirements.txt python scripts/generate.py \
  "a rainbow colored skunk leaps over a mossy log in a supermarket" \
  -o skunk.mp4 \
  -c ~/.cache/huggingface/hub/models--MiniMaxAI--MiniMax-H3/snapshots/fa9c8ab1eaa21c8ae25e7e40b83b2e6002f340af/FL2VA \
  -t ~/.cache/huggingface/hub/models--pipenetwork--MiniMax-H3-MLX-8bit/snapshots/3ac52081470b0488921c3ec3ba84a39097bf2361

Here's the video I got for the prompt:

a rainbow colored skunk leaps over a mossy log in a supermarket

It downloaded ~115 GB of model files, and the video generation took just under 45 minutes.

The video is impressive, but the audio is weird speech-like garbage, because I didn't provide any prompt guidance as to what the audio should be. The prompting guide (which I didn't read prior to this experiment) has a whole bunch of information on how to get this to work.

Tags: ai, generative-ai, mlx, text-to-video, minimax

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