black-forest-labs/flux-kontext-pro

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A state-of-the-art text-based image editing model that delivers high-quality outputs with excellent prompt following and consistent results for transforming images through natural language

Capabilities

Reference ImagesSeed

Cost

$0.040 / image

Input Parameters

Name	Type	Description	Default	Constraints
`prompt`*	string	Text description of what you want to generate, or the instruction on how to edit the given image.	`—`	—
`aspect_ratio`	string	Aspect ratio of the generated image. Use 'match_input_image' to match the aspect ratio of the input image.	`"match_input_image"`	match_input_image1:116:99:164:33:43:22:34:55:421:99:212:11:2
`input_image`	string(uri)	Image to use as reference. Must be jpeg, png, gif, or webp.	`—`	—
`output_format`	string	Output format for the generated image	`"png"`	jpgpng
`prompt_upsampling`	boolean	Automatic prompt improvement	`false`	—
`safety_tolerance`	integer	Safety tolerance, 0 is most strict and 6 is most permissive. 2 is currently the maximum allowed when input images are used.	`2`	min: 0, max: 6
`seed`	integer	Random seed. Set for reproducible generation	`—`	—

promptrequiredstring

Text description of what you want to generate, or the instruction on how to edit the given image.

aspect_ratiostring

Aspect ratio of the generated image. Use 'match_input_image' to match the aspect ratio of the input image.

Default: "match_input_image"

match_input_image1:116:99:164:33:43:22:34:55:421:99:212:11:2

input_imagestring

Image to use as reference. Must be jpeg, png, gif, or webp.

output_formatstring

Output format for the generated image

Default: "png"

jpgpng

prompt_upsamplingboolean

Automatic prompt improvement

Default: false

safety_toleranceinteger

Safety tolerance, 0 is most strict and 6 is most permissive. 2 is currently the maximum allowed when input images are used.

Default: 2min: 0, max: 6

seedinteger

Random seed. Set for reproducible generation

Version: 897a70f5a7dbUpdated: 11/7/202646.0M runs