topaz/upscale/image/transparent

Name: Topaz Upscale Image Transparent
Author: Topaz Labs

Upscale Image Transparent is Topaz Labs's intelligent image editing model. Transform, retouch, and reimagine existing images using text prompts - from background replacement to artistic style conversion.

Input

Image Url(string)

Url of the image to process

Output Format(string)

Transparent upscaling always outputs PNG to preserve the alpha channel.

Idle

Example output — click Run to generate your own

Production endpoint

Send your first request

OpenAI-compatible endpoint with unified authentication and usage tracking.

POSThttps://api.sandbase.ai/v1/run

Model IDtopaz/upscale/image/transparent

Input Schema

2 parameters · 1 required · 1 optional

Parameter	Type	Required	Description
`image`	string	Required	Url of the image to process · Min length: 1
`output_format`	string	Optional	Transparent upscaling always outputs PNG to preserve the alpha channel. · Default: "png"

Output Schema

Field	Type	Description
`id`	string	Unique identifier for the generation task
`status`	string	Task status: pending, running, completed, failed, timeout
`model`	string	Model used for the generation
`outputs`	array	Array of output items
`outputs[].url`	string	URL of the generated artifact
`outputs[].content_type`	string	MIME type (e.g. image/png, video/mp4)
`error`	object \| null	Error details if failed, null on success
`error.type`	string	Machine-readable error type code
`error.message`	string	Human-readable error description

Async Workflow

This model uses asynchronous execution. Submit a request and poll for the result.

Submit — POST to /v1/run, receive an id
Poll — GET /v1/run/{id} until status is completed, failed, or timeout
Retrieve — Read outputs from the completed response

Code Examples

Ready-to-run snippets

# Step 1: Submit
curl -X POST https://api.sandbase.ai/v1/run \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
  "model": "topaz/upscale/image/transparent",
  "image": "https://static.sandbase.ai/examples/topaz/upscale/image/transparent/input_image_0.jpeg",
  "output_format": "png",
  "prompt": "a beautiful sunset over mountains"
}'

# Step 2: Poll result (replace <id>)
curl https://api.sandbase.ai/v1/run/<id> \
  -H "Authorization: Bearer YOUR_API_KEY"

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