config.yaml

job: extension
config:
  name: kontext_remove
  process:
  - type: sd_trainer
    training_folder: output
    device: cuda:0
    network:
      type: lora
      linear: 16
      linear_alpha: 16
    save:
      dtype: float16
      save_every: 250
      max_step_saves_to_keep: 4
      push_to_hub: false
    datasets:
    - folder_path: datasets/kontext_training/images
      control_path: datasets/kontext_training/controls
      caption_ext: txt
      caption_dropout_rate: 0.05
      shuffle_tokens: false
      cache_latents_to_disk: true
      resolution:
      - 512
      - 768
      - 1024
    train:
      batch_size: 1
      steps: 4000
      gradient_accumulation_steps: 1
      train_unet: true
      train_text_encoder: false
      gradient_checkpointing: true
      noise_scheduler: flowmatch
      optimizer: adamw8bit
      lr: 0.0001
      timestep_type: weighted
      dtype: bf16
    model:
      name_or_path: models/FLUX.1-Kontext-dev
      arch: flux_kontext
      quantize: true
    sample:
      sampler: flowmatch
      sample_every: 250
      width: 1024
      height: 1024
      prompts:
      - Remove red SUV with luggage on roof rack. Vast, flat, white salt flat landscape
        under a clear blue sky with distant mountains on the horizon.  --ctrl_img
        datasets/kontext_training/controls/object_removal_01.png
      - Remove blurry background. A laptop keyboard is visible at the top of the frame,
        with a Samsung 1TB NVMe SSD lying on a light brown surface below it.  --ctrl_img
        datasets/kontext_training/controls/object_removal_02.png
      - Remove snowflake. A window frame is visible on the left and right sides of
        a dark interior space, with bright light coming from outside the window.  --ctrl_img
        datasets/kontext_training/controls/object_removal_03.png
      neg: ''
      seed: 42
      walk_seed: true
      guidance_scale: 4
      sample_steps: 20
meta:
  name: kontext_remove
  version: '1.0'