Create Task flux-kontext-apps/multi-image-kontext-pro

POST https://www.kkiai.com/replicate/v1/models/flux-kontext-apps/multi-image-kontext-pro/predictions

Official documentation: https://replicate.com/flux-kontext-apps/multi-image-kontext-pro

Request Parameters

Authorization

Add the Authorization parameter to the Header, with the value being the Token concatenated after Bearer

Example: Authorization: Bearer ********************

Header Parameters

Parameter Name	Type	Required	Description	Example
Authorization	string	Optional		Bearer {{YOUR_API_KEY}}

Body Parameters (application/json)

Parameter Name	Type	Required	Description
input	object	Optional
└ prompt	string	Required	Text description of how to combine or transform the two input images.
└ aspect_ratio	string	Optional	The aspect ratio of the generated image. Use "match_input_image" to match the aspect ratio of the input image. Default value: "match_input_image"
└ input_image_1	string	Required	The first input image. Must be in jpeg, png, gif, or webp format.
└ input_image_2	string	Required	The second input image. Must be in jpeg, png, gif, or webp format.
└ output_format	string	Optional	The output format of the generated image. Default value: "png".
└ safety_tolerance	integer	Optional	Safety tolerance, 0 is the strictest, 2 is the most lenient. 2 is currently the maximum allowed value. Default value: 2.

Request Example

{
    "input": {
      "prompt": "Put the woman next to the house",
      "aspect_ratio": "match_input_image",
      "input_image_1": "https://replicate.delivery/pbxt/N7gRAUNcVF6HarL0hdAQA2JYNMlJD52LP1wyaIWRUXWeHzqT/0_1-1.webp",
      "input_image_2": "https://replicate.delivery/pbxt/N7gRAK5kbPwdsbOpqgyAIOFQX45U6suTlbL6ws2N74SnGFpo/test.jpg",
      "output_format": "png",
      "safety_tolerance": 2
    }
  }

cURL Example

curl --location --request POST 'https://www.kkiai.com/replicate/v1/models/flux-kontext-apps/multi-image-kontext-pro/predictions' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "input": {
      "prompt": "Put the woman next to the house",
      "aspect_ratio": "match_input_image",
      "input_image_1": "https://replicate.delivery/pbxt/N7gRAUNcVF6HarL0hdAQA2JYNMlJD52LP1wyaIWRUXWeHzqT/0_1-1.webp",
      "input_image_2": "https://replicate.delivery/pbxt/N7gRAK5kbPwdsbOpqgyAIOFQX45U6suTlbL6ws2N74SnGFpo/test.jpg",
      "output_format": "png",
      "safety_tolerance": 2
    }
  }'

Response

🟢 200 Success

Response Body

Parameter Name	Type	Required	Description
id	string	Required
model	string	Required
version	string	Required
input	object	Required
└ aspect_ratio	string	Required
└ input_image	string	Required
└ output_format	string	Required
└ prompt	string	Required
└ prompt_upsampling	boolean	Required
└ safety_tolerance	integer	Required
logs	string	Required
output	null	Required
data_removed	boolean	Required
error	null	Required
status	string	Required
created_at	string	Required
urls	object	Required
└ cancel	string	Required
└ get	string	Required
└ stream	string	Required
└ web	string	Required

Response Example

{
    "id": "26t3agjpx9rme0crb4es5cbxx4",
    "model": "flux-kontext-apps/multi-image-kontext-pro",
    "version": "hidden",
    "input": {
        "aspect_ratio": "match_input_image",
        "input_image_1": "https://replicate.delivery/pbxt/N7gRAUNcVF6HarL0hdAQA2JYNMlJD52LP1wyaIWRUXWeHzqT/0_1-1.webp",
        "input_image_2": "https://replicate.delivery/pbxt/N7gRAK5kbPwdsbOpqgyAIOFQX45U6suTlbL6ws2N74SnGFpo/test.jpg",
        "output_format": "png",
        "prompt": "Put the woman next to the house",
        "safety_tolerance": 2
    },
    "logs": "",
    "output": null,
    "data_removed": false,
    "error": null,
    "status": "starting",
    "created_at": "2025-07-30T02:15:51.786Z",
    "urls": {
        "cancel": "https://api.replicate.com/v1/predictions/26t3agjpx9rme0crb4es5cbxx4/cancel",
        "get": "https://api.replicate.com/v1/predictions/26t3agjpx9rme0crb4es5cbxx4",
        "stream": "https://stream.replicate.com/v1/files/bcwr-5cw3763ksezvhhtvt4n5ztxeywdagdmyes4uphs7ud3n65mftzba",
        "web": "https://replicate.com/p/26t3agjpx9rme0crb4es5cbxx4"
    }
}