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comfyui-workflows/models/minimax/minimax-h3-int8-r2v-javano2608-12/README.md
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MiniMax H3 INT8 R2V

Summary

Same-day MiniMax-H3 reference-to-video workflow from javawock7618. This is the MiniMax drop to watch if you care most about keeping a subject stable from a reference image while still getting motion and camera movement.

Model Family

  • minimax

Status

  • imported-only

Source

Developer notes

  • The source README positions this as the reference-guided workflow in the pack.
  • It is built around INT8 inference plus the ComfyUI-H3-Motion-Context and ComfyUI-Spectrum-MiniMax-H3 ecosystem.
  • The pack also recommends ComfyUI-MiniMaxH3_LatentUpscaler for post-upscale.
  • The R2V lane requires minimax_h3_ref_lora_rank_256_bf16.safetensors from Kijai/MiniMax-H3-experimental.

Our notes

  • This is the most directly useful MiniMax reference-control item from today.
  • On a 3070 it is still heavy, but it is the kind of workflow that could actually be worth testing if you want stronger subject hold than a generic video model.
  • Better fit than a novelty demo because it is explicit about the reference LoRA and the supporting nodes.

Required custom nodes

  • ComfyUI-Spectrum-MiniMax-H3
  • ComfyUI-H3-Motion-Context
  • ComfyUI-MiniMaxH3_LatentUpscaler

Required models

  • Comfy-Org/MiniMax-H3
  • minimax_h3_ref_lora_rank_256_bf16.safetensors from Kijai/MiniMax-H3-experimental

Notes

  • Lightx2v LoRA and Turbo-LoRA are optional, but the source pack treats them as useful accelerators.
  • This is the MiniMax workflow I would try before the more novelty-leaning releases.