Topaz Wonder API

Generative upscaling with realistic detail, precise text, and clean graphics — Topaz's highest-quality image upscaler.

Endpoint

POST https://api.hedra.com/v3/models/topaz-image-upscaler-wonder

Example request

curl -X POST "https://api.hedra.com/v3/models/topaz-image-upscaler-wonder" \
  -H "Authorization: Key $HEDRA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"input": {"prompt": "a cinematic shot of a city at dusk"}}'

Parameters

source_imagerequired

The image to upscale. At most 30 MB.

num_outputsinteger

Number of outputs generated per job. Only 1 is supported.

target_resolutionstringrequired

Short edge of the upscaled image. The long edge follows the source's aspect ratio.

enhancement_strengthstring

How far the generative pass may depart from the source. Lower values stay closer to the original pixels; higher values invent more detail.

film_grainboolean

Add film grain to the upscaled image, which hides the over-smooth look generative upscaling can leave.