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FLUX.1 Kontext [pro] image to image fal AI

Needs prompt and image url.

Inputs

2 required
Image URL
Image prompt for the omni modelRequired · image_url
Prompt
The prompt to generate an image fromRequired · prompt
Seed
The same seed and the same prompt given to the same version of the model will output the same image every timeOptional · seed
Enhance prompt
Whether to enhance the prompt for better results (false)Optional · enhance_prompt
Num images
The number of images to generateOptional · num_images
Safety tolerance
The safety tolerance level for the generated imageOptional · safety_tolerance
Guidance scale
The CFG (Classifier Free Guidance) scale is a measure of how close you want the model to stick to your prompt when…Optional · guidance_scale
Aspect ratio
The aspect ratio of the generated imageOptional · aspect_ratio
Output format
The format of the generated image (jpeg or png)Optional · output_format

Pricing

Price
$0.04 per call
Billing
The provider’s price, with no markup. Billed for measured usage.
Price checked
3 November 2026

Call

Your agent reads the schema and the price with inspect_tool before it runs the tool.

MCP call
cURL command
TypeScript
Tool ID

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