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StableStudio Flux 2 Pro Image Generation
imagevideogenerationnano-bananagpt-imagegrok
StableStudio Flux 2 Pro Image Generation is a paid API for AI agents from StableStudio at stablestudio.dev, paid per call via MPP or x402, $10/call, status unknown (last checked 2026-10-12).
Generates high-quality images from text prompts using the Flux 2 Pro model, returning a job ID for async retrieval
Price / call$10
Success—
StatusUnknown
How this service works
Pay-per-generation AI image and video creation. No subscriptions ever.
Output
Returns a JSON object with a jobId string, a status of 'pending', a type field, and a success boolean (true). The agent must poll a separate job-status endpoint using the jobId to retrieve the final generated image URL once processing completes.
Example use cases
Example prompt
“Generate an image of a misty Japanese mountain village at dawn with cherry blossoms falling, 16:9 aspect ratio, 2 MP resolution, in PNG format — use Flux 2 Pro and enhance the prompt for more creative results.”
Technical details
Endpoint
POSThttps://stablestudio.dev/api/generate/flux-2-pro/generate?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need state-of-the-art image quality from the Flux 2 Pro model specifically, and are comfortable with an async job-based workflow. Prefer this over GPT Image or Grok image endpoints when Flux's photorealistic style is desired, or when you need fine-grained control over resolution (up to 2 MP), aspect ratio, seed reproducibility, and output format. Best for production-quality image generation tasks where image fidelity matters more than speed.
Side effects
- Invalid or empty prompt returns a 400 validation error
- Prompt exceeds 10,000 character limit causing a 422 error
- Unsupported aspect_ratio or resolution enum value returns 400
- Payment of $10 USDC not provided or rejected causes a 402 error
- Safety tolerance mismatch with prompt content may cause generation refusal
- Server overload or model unavailability returns 503
- Invalid seed value outside integer bounds returns 400
Input
{
"seed": 42,
"prompt": "A serene landscape with rolling green hills, a clear blue sky, and wildflowers in the foreground during golden hour",
"resolution": "1 MP",
"aspect_ratio": "16:9",
"output_format": "webp",
"output_quality": 80,
"safety_tolerance": 2,
"prompt_upsampling": false
}Schema · Request body
| Field | Type | Description |
|---|---|---|
| seed | integer | Random seed for reproducibility |
| prompt | string | A detailed description of the image you want to generate |
| resolution | string | Output resolution in megapixels |
| aspect_ratio | string | Aspect ratio of the output image |
| output_format | string | Output image format |
| output_quality | integer | Quality for JPG/WebP output (0-100) |
| safety_tolerance | integer | Content safety strictness (1=strict, 5=permissive) |
| prompt_upsampling | boolean | Let the model enhance your prompt for more creative results |
Output
{
"type": "flux-2-pro-generate",
"jobId": "cmpqdod6a000104l7s8mz7cg2",
"status": "pending",
"success": true
}Schema · Response
{
"type": "json",
"example": {
"type": "flux-2-pro-generate",
"jobId": "cmpbmzaee000j04jrzx4f43tw",
"status": "pending",
"pollUrl": "https://stablestudio.dev/api/jobs/cmpbmzaee000j04jrzx4f43tw",
"success": true
}
}Tags
imagevideogenerationnano-bananagpt-imagegrokfluxsoraveoseedancewanaimediax402
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