job: extension
config:
  name: steve_lora_flux_1_dev_v1.2
  process:
  - type: sd_trainer
    training_folder: output
    performance_log_every: 1000
    device: cuda:0
    trigger_word: steve
    network:
      type: lora
      linear: 16
      linear_alpha: 16
    save:
      dtype: float16
      save_every: 200
      max_step_saves_to_keep: 4
      push_to_hub: false
    datasets:
    - folder_path: /opt/steve-lora-v1.2-portrait/samples/steve3-lora
      image_pattern: "*_[0-9].jpg"
      caption_ext: txt
      caption_dropout_rate: 0.0
      shuffle_tokens: true
      cache_latents_to_disk: true
      resolution:
      - 1200
    train:
      batch_size: 1
      steps: 4000
      gradient_accumulation_steps: 1
      train_unet: true
      train_text_encoder: false
      content_or_style: balanced
      gradient_checkpointing: true
      noise_scheduler: flowmatch
      optimizer: adamw8bit
      lr: 0.0001
      skip_first_sample: false
      linear_timesteps: true
      ema_config:
        use_ema: true
        ema_decay: 0.99
      dtype: bf16
    model:
      name_or_path: black-forest-labs/FLUX.1-dev
      is_flux: true
      quantize: true
    sample:
      sampler: flowmatch
      sample_every: 200
      width: 1200
      height: 1600
      prompts:
      - A photorealistic business headshot of [token], a caucasian man in his 40s
        exuding confidence in a modern office setting.
      - A professional portrait of [token], a caucasian man in his 40s and full head
        of hair, dressed sharply in a navy suit, captured with soft natural light.
      - A high-quality headshot of [token], a caucasian man in his 40s and full head
        of hair, taken with an 85mm lens, emphasizing realism and authority.
      - A corporate headshot of [token] , a caucasian man in his 40s, standing before
        a sleek office backdrop with a confident expression.
      - An executive portrait of [token], a caucasian man in his 40s and full head
        of hair, softly lit, showcasing subtle facial details and approachability.
      - A detailed business headshot of [token], a caucasian man in his 40s and full
        head of hair, framed with a blurred modern office environment.
      - A professional close-up of [token], a caucasian man in his 40s and full head
        of hair, using a shallow depth of field to highlight facial authenticity.
      - A crisp and polished portrait of [token], a caucasian man in his 40s and full
        head of hair, captured in a well-lit professional setting.
      - A corporate-style image of [token], a caucasian man in his 40s and full head
        of hair, with a slight smile, reinforcing trust and professionalism.
      - A photorealistic shot of [token], a caucasian man in his 40s and full head
        of hair, taken with a Nikon D850, emphasizing clarity and natural texture.
      neg: ''
      seed: 42
      walk_seed: true
      lora_scale: 1.3
      guidance_scale: 4.1
      sample_steps: 29
meta:
  name: steve_lora_flux_1_dev_v1.2
  version: '1.2'