This is just a test LoRA, trained on only 10 pussy spread clips, so please don't expect great results.

No dataset changes in V0.2. Now all training video captions follow the Minimax H3 prompt writing guide. The prompts of all showcase videos also follow the guide and are in English.

Minimax H3 test LoRA for pussy spread

Training setting:

job: "extension"
config:
  name: "minimax_v3"
  process:
    - type: "diffusion_trainer"
      training_folder: "/path/to/output"
      sqlite_db_path: "./aitk_db.db"
      device: "cuda"
      trigger_word: null
      performance_log_every: 10
      network:
        type: "lora"
        linear: 16
        linear_alpha: 16
        conv: 16
        conv_alpha: 16
        lokr_full_rank: true
        lokr_factor: -1
        network_kwargs:
          ignore_if_contains:
            - "adaln_proj"
      save:
        dtype: "bf16"
        save_every: 250
        max_step_saves_to_keep: 4
        save_format: "diffusers"
        push_to_hub: false
      datasets:
        - folder_path: "/path/to/datasets/my_dataset"
          mask_path: null
          mask_min_value: 0.1
          default_caption: ""
          caption_ext: "txt"
          caption_dropout_rate: 0
          cache_latents_to_disk: true
          is_reg: false
          network_weight: 1
          resolution:
            - 1024
            - 768
          controls: []
          shrink_video_to_frames: true
          num_frames: 39
          flip_x: false
          flip_y: false
          num_repeats: 1
          do_i2v: true
          fps: 24
          auto_frame_count: true
      train:
        batch_size: 1
        bypass_guidance_embedding: false
        steps: 3000
        gradient_accumulation: 1
        train_unet: true
        train_text_encoder: false
        gradient_checkpointing: true
        noise_scheduler: "flowmatch"
        optimizer: "automagic3"
        timestep_type: "shift"
        content_or_style: "balanced"
        optimizer_params:
          weight_decay: 0.0001
        unload_text_encoder: false
        cache_text_embeddings: true
        lr: 0.0001
        ema_config:
          use_ema: false
          ema_decay: 0.99
        skip_first_sample: false
        force_first_sample: false
        disable_sampling: false
        dtype: "bf16"
        diff_output_preservation: false
        diff_output_preservation_multiplier: 1
        diff_output_preservation_class: "person"
        switch_boundary_every: 1
        loss_type: "mse"
        do_guidance_loss: true
        guidance_loss_target: 3.5
        audio_loss_multiplier: 1
        do_differential_guidance: true
        differential_guidance_scale: 4
      logging:
        log_every: 1
        use_ui_logger: true
      model:
        name_or_path: "Comfy-Org/MiniMax-H3"
        quantize: true
        qtype: "convrot8"
        quantize_te: true
        qtype_te: "nvfp4"
        arch: "minimax_h3"
        low_vram: false
        model_kwargs: {}
        compile: false
        layer_offloading: false
        layer_offloading_text_encoder_percent: 1
        layer_offloading_transformer_percent: 1
        assistant_lora_path: "ostris/minimax_h3_training_adapter/minimax_h3_training_adapter_v1.safetensors"