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inference.flux-kontext.pro.img2img.v1

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The inference.flux-kontext.pro.img2img.v1 job transforms an input image guided by a text prompt using FLUX.1 Kontext Pro.

{
    "type": "inference.flux-kontext.pro.img2img.v1",
    "config": {
        "prompt": "a serene mountain landscape at golden hour",
        "image": "reference.png"
    }
}

Additional configuration:

  • prompt_upsampling (boolean; default False)
  • aspect_ratio (string; one of 21:9, 16:9, 4:3, 3:2, 1:1, 2:3, 3:4, 9:16, 9:21)
  • safety_tolerance (integer; default 2)
  • seed (integer)

This job type is also available under its partner alias inference.partner.flux-kontext.pro.img2img.v1.

Schema

Section titled “Schema”
{
  "type": "object",
  "required": [
    "type",
    "config"
  ],
  "properties": {
    "type": {
      "type": "string"
    },
    "config": {
      "type": "object",
      "required": [
        "prompt"
      ],
      "properties": {
        "prompt": {
          "type": "string",
          "minLength": 3,
          "maxLength": 4096,
          "examples": [
            "puppies in a cloud, 4k"
          ]
        },
        "prompt_upsampling": {
          "description": "Whether to perform upsampling on the prompt. If active, automatically modifies the prompt for more creative generation.",
          "type": "boolean",
          "default": false
        },
        "aspect_ratio": {
          "description": "Aspect Ratio",
          "type": "string",
          "enum": [
            "21:9",
            "16:9",
            "4:3",
            "3:2",
            "1:1",
            "2:3",
            "3:4",
            "9:16",
            "9:21"
          ]
        },
        "safety_tolerance": {
          "description": "Tolerance level for input and output moderation. Between 0 and 2, 0 being most strict, 2 being least strict.",
          "type": "integer",
          "default": 2,
          "minimum": 0,
          "maximum": 2
        },
        "seed": {
          "type": "integer",
          "examples": [
            42,
            531286735183442
          ]
        }
      }
    }
  },
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}