FLUX.3 Klein Base Image Editing

Edits a photo you give it

Liveby Black Forest Labs

Edits and composes images from text instructions and up to ten references with FLUX.3 Klein Base, with configurable guidance, negative prompts and bounding-box layout controls.

Ask your agent

Say it in your own words. Your agent picks this tool, fills in the details and brings back the answer.

Use FLUX.3 Klein Base Image Editing to remove the background from this product photo.

Make this photo look like a watercolor painting.

Reviews

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How it works

Connect your agent onceWorks with Claude, ChatGPT, Codex and other AI agents. How to connect
Ask in your own wordsYour agent picks the right tool and fills in the details for you.
Pay only when it worksEach use comes out of your balance. If it fails, you aren't charged.

For developersSummary, tool id, API call and input schema

Image API by Black Forest Labs, callable through Superpowers. It costs $0.026 per image, charged only when the call succeeds. Call it with one API key: POST /v1/run with "tool": "fal.blackforestlabs-flux-3-klein-base-edit-image", or over MCP with run_tool.

Tool id
Price per call: $0.026 / image

Call it

Also over MCP as run_tool

curl -X POST https://superpowers.tools/v1/run \
  -H 'Authorization: Bearer $SP_KEY' \
  -d '{"tool":"fal.blackforestlabs-flux-3-klein-base-edit-image","input":{"prompt":"","image_urls":["marketing digital"]},"idempotency_key":"example-request-1"}'

Input

10 fields · 2 required

{
  "type": "object",
  "required": [
    "prompt",
    "image_urls"
  ],
  "properties": {
    "image_size": {
      "type": "string",
      "description": "The size of the generated image, 256 to 4096 pixels per side. If not set, a single reference image's own size (scaled to at most 4 megapixels) is used, or the first reference image's size (at most 1 megapixel) when several are given.",
      "enum": [
        "square_hd",
        "square",
        "portrait_4_3",
        "portrait_16_9",
        "landscape_4_3",
        "landscape_16_9"
      ]
    },
    "prompt": {
      "type": "string",
      "description": "A complete caption of the target image with the edit folded in. Refer to the references by their order: the first image, the second image."
    },
    "seed": {
      "type": "integer",
      "description": "The same seed and the same prompt given to the same version of the model will output the same image every time."
    },
    "bounding_boxes": {
      "type": "array",
      "description": "Optional layout, with (0, 0) at the top-left of each image: keep, move, resize or remove objects from the references, or place new ones. Name boxes in the prompt by label, e.g. `<dragon>`."
    },
    "sync_mode": {
      "type": "boolean",
      "description": "If `True`, the media will be returned as a data URI and the output data won't be available in the request history.",
      "default": false
    },
    "num_images": {
      "type": "integer",
      "description": "The number of images to generate.",
      "default": 1
    },
    "image_urls": {
      "type": "array",
      "description": "The reference images to edit or compose from (up to 10)."
    },
    "output_format": {
      "type": "string",
      "description": "The format of the generated image.",
      "default": "png",
      "enum": [
        "jpeg",
        "png",
        "webp"
      ]
    },
    "enable_prompt_expansion": {
      "type": "boolean",
      "description": "If set to true, the prompt is expanded into a detailed caption (grounded in the reference images when editing) before generation.",
      "default": true
    },
    "enable_safety_checker": {
      "type": "boolean",
      "description": "If set to true, the safety checker will be enabled.",
      "default": true
    }
  }
}