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Stable Diffusion 3.5 Medium text to image fal AI v35

Needs prompt.

Inputs

1 required
Prompt
The prompt to generate an image fromRequired · prompt
Num images
The number of images to generateOptional · num_images
Seed
The same seed and the same prompt given to the same version of the model will output the same image every timeOptional · seed
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
Auto fix
If true (default), the requested `image_size` is silently rounded to the nearest compatible value for this modelOptional · auto_fix
Negative prompt
The negative prompt to useOptional · negative_prompt
Enable safety checker
If set to true, the safety checker will be enabledOptional · enable_safety_checker
Image size
An objectOptional · image_size
Output format
The format of the generated image (jpeg or png)Optional · output_format
Num inference steps
The number of inference steps to performOptional · num_inference_steps

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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