[ Black Forest Labs ]

FLUX 3 Image Klein

FLUX 3 Image Klein from Black Forest Labs: an image model that makes images from a text prompt. Every model below its source price, and the cheapest provider wins every request. Priced in USD per image, paid in USDF, with no subscription and no minimum.

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Black Forest Labs logoBlack Forest Labsflux-3-image-kleinAvailableimageMax output pixels: 1,048,576 pixels

Output

$0.009

per image

Max output pixels

1,048,576

pixels

Models with a zero-retention route use it by default. A model marked 'provider may keep data' is served by a provider that may keep request data; choosing it is your choice.

Model ID
flux-3-image-klein
Modality
image
Unit
USD per image
Endpoints
/v1/images/generations
Images per request
1 images
Below source price
4.76%

Data policy

Retains dataNo training

Make your first request

Responses include a receipt with the exact cost. No key yet? Create one.

Without an account, send the same request to /x402/v1/images/generations with no credentials and the gateway answers 402 with a quote. Pay per request.

curl https://api.usdf.fi/v1/images/generations \
  -H "Authorization: Bearer $USDF_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "flux-3-image-klein", "prompt": "A lighthouse at dusk", "n": 1, "size": "1024x1024", "response_format": "b64_json"}'