ReplicateImage to imageComing soon

black-forest-labs/flux-3-image

Name: black-forest-labs/flux-3-image
Brand: Replicate

black-forest-labs/flux-3-image is an image to image tool from Replicate that runs in the background and returns images. Coming soon: listed with its price, not yet open to runs.

This tool is listed but not yet available to run.

Priced by usage

Pricing

resolution: 768sq $0.02665, 1k (default) $0.0312, 1.5k $0.0455, 2k $0.065, 4k $0.39455 per image.

Limits

Runs: In the background
Returns: image
Longest queue wait: 3600s
Run deadline: 1800s
Largest inline input: 1024 KB
Largest input file: 500 MB
Largest output: 4768 MB
Outputs per run: 16

Input

Field	Kind	Default	Description
`prompt` required	text	—	Text description of the image to generate, or of the edit to apply to the reference images.
`images`	list	[]	Up to 10 reference images the prompt edits or draws from. When present, the request runs as an edit and the first image drives 'auto' aspect ratio. Each image must be at least 256x256 px and at most 16 MP. Must be jpeg, png, gif, or webp.
`grounding`	true or false	true	Let the model research the prompt with web search and image search before generating.
`resolution`	JSON	1k	Resolution of the output image. Input images are resized to the closest bin, up to 2k.
`aspect_ratio`	JSON	auto	Aspect ratio of the generated image. 'auto' picks the ratio from the prompt and the first reference image.
`output_format`	JSON	webp	Format of the output images.
`output_quality`	number (whole) 0 to 100	80	Quality when saving the output images, from 0 to 100. 100 is best quality, 0 is lowest quality. Not relevant for .png outputs
`safety_tolerance`	number (whole) 0 to 4	2	Moderation tolerance for inputs and outputs. 0 is the strictest, 4 is the most permissive.

Same request in code

curl https://api.spiral.ai/v1/runs \
  -H "Authorization: Bearer $SPIRAL_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{
    "provider": "replicate",
    "model": "black-forest-labs/flux-3-image",
    "input": {
      "prompt": "<prompt>"
    }
  }'