Flux

Flux, a subsidiary project of Black Forest Labs, is represented in our API by the following models:

Model	Generated image properties
flux-pro flux-pro/v1.1	Format: JPG Min size: 256x256 Max size: 1440x1440 Default size: 1024x768 For both height and width, the value must be a multiple of 32.
flux-pro/v1.1-ultra	Format: JPG Fixed size: 2752x1536
flux-realism	Format: JPG Min size: 512x512 Max size: 1536x1536 Default size: 1024x768 For both height and width, the value must be a multiple of 32.
flux/schnell	Format: PNG Min size: 64x64 Max size: 1536x1536 Default size: 1024x768 For both height and width, the value must be a multiple of 32.
flux/dev	Format: PNG Min size: 512x512 Max size: 1536x1536 Default size: 1024x768 For both height and width, the value must be a multiple of 32.
flux/dev/image-to-image	Format: PNG Min size: 512x512 Max size: 1536x1536 Fixed size: Matches the dimensions of the reference image.