gan-tu/flux-dev-ai-signature 🖼️🔢❓📝✓ → 🖼️

▶️ 30.3K runs 📅 Jan 2025 ⚙️ Cog 0.13.6
branding calligraphy handwritten-signature logo-design lora signature-design text-to-image

About

Example Output

Prompt:

"AISIGNATURE handwritten signature saying 'Sikai Xiao', black stylish calligraphy on white background. The person is a data analyst"

Output

Example outputExample outputExample outputExample output

Performance Metrics

25.11s Prediction Time
25.12s Total Time
All Input Parameters
{
  "model": "dev",
  "prompt": "AISIGNATURE handwritten signature saying 'Sikai Xiao', black stylish calligraphy on white background. The person is a data analyst",
  "go_fast": false,
  "lora_scale": 1,
  "megapixels": "1",
  "num_outputs": 4,
  "aspect_ratio": "1:1",
  "output_format": "jpg",
  "guidance_scale": 3,
  "output_quality": 100,
  "prompt_strength": 0.8,
  "extra_lora_scale": 1,
  "num_inference_steps": 28
}
Input Parameters
mask Type: string
Image mask for image inpainting mode. If provided, aspect_ratio, width, and height inputs are ignored.
seed Type: integer
Random seed. Set for reproducible generation
image Type: string
Input image for image to image or inpainting mode. If provided, aspect_ratio, width, and height inputs are ignored.
model Default: dev
Which model to run inference with. The dev model performs best with around 28 inference steps but the schnell model only needs 4 steps.
width Type: integerRange: 256 - 1440
Width of generated image. Only works if `aspect_ratio` is set to custom. Will be rounded to nearest multiple of 16. Incompatible with fast generation
height Type: integerRange: 256 - 1440
Height of generated image. Only works if `aspect_ratio` is set to custom. Will be rounded to nearest multiple of 16. Incompatible with fast generation
prompt (required) Type: string
Prompt for generated image. If you include the `trigger_word` used in the training process you are more likely to activate the trained object, style, or concept in the resulting image.
go_fast Type: booleanDefault: false
Run faster predictions with model optimized for speed (currently fp8 quantized); disable to run in original bf16
extra_lora Type: string
Load LoRA weights. Supports Replicate models in the format <owner>/<username> or <owner>/<username>/<version>, HuggingFace URLs in the format huggingface.co/<owner>/<model-name>, CivitAI URLs in the format civitai.com/models/<id>[/<model-name>], or arbitrary .safetensors URLs from the Internet. For example, 'fofr/flux-pixar-cars'
lora_scale Type: numberDefault: 1Range: -1 - 3
Determines how strongly the main LoRA should be applied. Sane results between 0 and 1 for base inference. For go_fast we apply a 1.5x multiplier to this value; we've generally seen good performance when scaling the base value by that amount. You may still need to experiment to find the best value for your particular lora.
megapixels Default: 1
Approximate number of megapixels for generated image
num_outputs Type: integerDefault: 1Range: 1 - 4
Number of outputs to generate
aspect_ratio Default: 1:1
Aspect ratio for the generated image. If custom is selected, uses height and width below & will run in bf16 mode
output_format Default: webp
Format of the output images
guidance_scale Type: numberDefault: 3Range: 0 - 10
Guidance scale for the diffusion process. Lower values can give more realistic images. Good values to try are 2, 2.5, 3 and 3.5
output_quality Type: integerDefault: 80Range: 0 - 100
Quality when saving the output images, from 0 to 100. 100 is best quality, 0 is lowest quality. Not relevant for .png outputs
prompt_strength Type: numberDefault: 0.8Range: 0 - 1
Prompt strength when using img2img. 1.0 corresponds to full destruction of information in image
extra_lora_scale Type: numberDefault: 1Range: -1 - 3
Determines how strongly the extra LoRA should be applied. Sane results between 0 and 1 for base inference. For go_fast we apply a 1.5x multiplier to this value; we've generally seen good performance when scaling the base value by that amount. You may still need to experiment to find the best value for your particular lora.
replicate_weights Type: string
Load LoRA weights. Supports Replicate models in the format <owner>/<username> or <owner>/<username>/<version>, HuggingFace URLs in the format huggingface.co/<owner>/<model-name>, CivitAI URLs in the format civitai.com/models/<id>[/<model-name>], or arbitrary .safetensors URLs from the Internet. For example, 'fofr/flux-pixar-cars'
num_inference_steps Type: integerDefault: 28Range: 1 - 50
Number of denoising steps. More steps can give more detailed images, but take longer.
disable_safety_checker Type: booleanDefault: false
Disable safety checker for generated images.
Output Schema

Output

Type: arrayItems Type: stringItems Format: uri

Example Execution Logs
2025-01-15 13:22:33.633 | DEBUG    | fp8.lora_loading:apply_lora_to_model:574 - Extracting keys
2025-01-15 13:22:33.633 | DEBUG    | fp8.lora_loading:apply_lora_to_model:581 - Keys extracted
Applying LoRA:   0%|          | 0/304 [00:00<?, ?it/s]
Applying LoRA:  94%|█████████▍| 285/304 [00:00<00:00, 2844.52it/s]
Applying LoRA: 100%|██████████| 304/304 [00:00<00:00, 2780.44it/s]
2025-01-15 13:22:33.743 | SUCCESS  | fp8.lora_loading:unload_loras:564 - LoRAs unloaded in 0.11s
free=29123160272896
Downloading weights
2025-01-15T13:22:33Z | INFO  | [ Initiating ] chunk_size=150M dest=/tmp/tmpfga5rrnb/weights url=https://replicate.delivery/xezq/g3YWaxjrj3btJ5yURCqehXOuyXqqlhvPdSu8uy5s5UWCaoCKA/trained_model.tar
2025-01-15T13:22:34Z | INFO  | [ Complete ] dest=/tmp/tmpfga5rrnb/weights size="172 MB" total_elapsed=1.149s url=https://replicate.delivery/xezq/g3YWaxjrj3btJ5yURCqehXOuyXqqlhvPdSu8uy5s5UWCaoCKA/trained_model.tar
Downloaded weights in 1.17s
2025-01-15 13:22:34.914 | INFO     | fp8.lora_loading:convert_lora_weights:498 - Loading LoRA weights for /src/weights-cache/5a7feadc97500dcd
2025-01-15 13:22:34.984 | INFO     | fp8.lora_loading:convert_lora_weights:519 - LoRA weights loaded
2025-01-15 13:22:34.984 | DEBUG    | fp8.lora_loading:apply_lora_to_model:574 - Extracting keys
2025-01-15 13:22:34.984 | DEBUG    | fp8.lora_loading:apply_lora_to_model:581 - Keys extracted
Applying LoRA:   0%|          | 0/304 [00:00<?, ?it/s]
Applying LoRA:  94%|█████████▍| 285/304 [00:00<00:00, 2848.71it/s]
Applying LoRA: 100%|██████████| 304/304 [00:00<00:00, 2783.71it/s]
2025-01-15 13:22:35.094 | SUCCESS  | fp8.lora_loading:load_lora:539 - LoRA applied in 0.18s
Using seed: 62223
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Total safe images: 4 out of 4
Version Details
Version ID
d4fc34988186e2f4e3ccd9d60499519f1be93bb23d616a7567c0a933150be135
Version Created
June 6, 2025
Run on Replicate →