--- title: Topaz Labs | Scenario Docs --- > This page is auto-generated from model configurations. Last updated: 2026-04-09. This reference lists all available **Topaz Labs** image upscale models and their parameters. Use these parameter names when calling the [Generation API](/api/postgeneratecustom/index.md). - [Topaz Image Upscale](#topaz-image-upscale) --- ## Topaz Image Upscale **Model ID:** `model_topaz-image-upscale` **Capabilities:** `img2img` **LLM Markdown:** | Parameter | Type | Required | Default | Min | Max | Allowed Values | Description | | --------------------------- | ------- | -------- | ------------- | --- | --- | ---------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | `image` | file | Yes | - | - | - | - | Image to enhance | | `enhanceModel` | string | No | `Standard V2` | - | - | `Standard V2`, `Low Resolution V2`, `CGI`, `High Fidelity V2`, `Text Refine` | Model to use: Standard V2 (general purpose), Low Resolution V2 (for low-res images), CGI (for digital art), High Fidelity V2 (preserves details), Text Refine (optimized for text) | | `upscaleFactor` | string | No | `2x` | - | - | `None`, `2x`, `4x`, `6x` | How much to upscale the image | | `subjectDetection` | string | No | `None` | - | - | `None`, `All`, `Foreground`, `Background` | Subject detection | | `faceEnhancement` | boolean | No | `false` | - | - | - | Enhance faces in the image | | `faceEnhancementCreativity` | number | No | `0` | 0 | 1 | - | Choose the level of creativity for face enhancement from 0 to 1. Defaults to 0, and is ignored if face\_enhancement is false. | | `faceEnhancementStrength` | number | No | `0.8` | 0 | 1 | - | Control how sharp the enhanced faces are relative to the background from 0 to 1. Defaults to 0.8, and is ignored if face\_enhancement is false. |