ReplicateText to imageComing soon

black-forest-labs/flux-2-dev

Name: black-forest-labs/flux-2-dev
Brand: Replicate

black-forest-labs/flux-2-dev is a text 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.

Price pending

Pricing

Price pending.

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.
`seed`	number (whole)	—	Random seed. Set for reproducible generation.
`width`	number (whole) 256 to 1440	—	Width of the generated image in text-to-image mode. Only used when aspect_ratio=custom. Must be a multiple of 32 (if it's not, it will be rounded to nearest multiple of 32).
`height`	number (whole) 256 to 1440	—	Height of the generated image in text-to-image mode. Only used when aspect_ratio=custom. Must be a multiple of 32 (if it's not, it will be rounded to nearest multiple of 32).
`go_fast`	true or false	true	Run faster predictions with additional optimizations.
`aspect_ratio`	JSON	1:1	Aspect ratio for the generated image. Use 'match_input_image' to match the first input image's aspect ratio.
`input_images`	list	[]	List of input images for image-to-image generation. Maximum 4 images. Must be jpeg, png, gif, or webp.
`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.

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-2-dev",
    "input": {
      "prompt": "<prompt>"
    }
  }'