prunaai/flux-schnell 🔢📝❓ → 🖼️

▶️ 2.7M runs 📅 Dec 2024 ⚙️ Cog 0.18.0
fast-generation speed-optimized text-to-image

Performance

0.2sTypical run time
2.7MTotal runs

About

This is a 3x faster FLUX.1 [schnell] model from Black Forest Labs, optimised with pruna with minimal quality loss. Contact us for more at pruna.ai

Example Output

Prompt:

"a cat"

Output

Example output

Performance Metrics

0.24s Prediction Time
0.25s Total Time
All Input Parameters
{
  "prompt": "a cat",
  "aspect_ratio": "1:1"
}
Input Parameters
seed Type: integer
Random seed. Set for reproducible generation
prompt (required) Type: string
Prompt for generated image
megapixels Default: 1
Approximate number of megapixels for generated image
speed_mode Default: Juiced 🔥 (default)
Run faster predictions with model optimized for speed
num_outputs Type: integerDefault: 1Range: 1 - 4
Number of outputs to generate
aspect_ratio Default: 1:1
Aspect ratio of the output image
output_format Default: jpg
Format of the output images
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
num_inference_steps Type: integerDefault: 4Range: 1 - 4
Number of denoising steps. 4 is recommended, and lower number of steps produce lower quality outputs, faster.
Output Schema

Output

Type: array • Items Type: string • Items Format: uri

Example Execution Logs
Using seed: 549524
Generation took 0.22 seconds
Version Details
Version ID
eff9bf82558c799616eae9c8d58aeae23797e8ece17e6f761be3f5304c4f5c91
Version Created
September 18, 2026
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