xAIMediumUltra

Grok Imagine Image Quality

xAI's highest-fidelity Grok Imagine image model, served over the direct xAI API. Best output quality in the Grok Imagine family for detailed, polished renders.

120 credits

per image

Highest output quality in the Grok Imagine family

Up to 10 images per request (billed per image)

14 aspect ratio presets plus auto

1k / 2k output resolution tiers (2k billed higher)

Run it right now

Test this model instantly in the Console Playground — no code required

Use with AI Assistant

Copy usage instructions for Claude, ChatGPT, or other AI

llms.txtllms.txt ↗

Quick Start

curl -X POST "https://api.core.today/v1/predictions" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: cdt_your_api_key" \
  -d '{
  "model": "xai/grok-imagine-image-quality",
  "input": {
    "prompt": "An ultra-detailed studio photograph of a vintage mechanical watch on dark velvet, macro lens, dramatic side lighting",
    "aspect_ratio": "3:2",
    "resolution": "2k"
  }
}'

Parameters

Parameter	Type	Required	Default	Description
`prompt`	string	Yes	-	Text prompt for image generation.
`n`	integer	No	1	Number of images to generate (1-10). Billed per image.
`aspect_ratio`	string	No	auto	Aspect ratio of the generated image. auto1:116:99:164:33:43:22:32:11:219.5:99:19.520:99:20
`resolution`	string	No	-	Output resolution tier. 2k is billed at a higher rate; omitted defaults to 1k. 1k2k

Common Parameters

Common parameters used when calling POST /v1/predictions.

Parameter	Type	Required	Default	Description
`model`	string	Yes	-	Model identifier
`input`	object	Yes	-	Object containing the model-specific parameters from the table above
`output_folder`	string	No	-	Folder path for output files (max 256 chars, '..' not allowed)
`webhook_url`	string	No	-	Webhook URL to call on completion
`is_public`	boolean	No	false	If true, output files are also available via permanent public URLs

Examples

Product Shot

Ultra-detailed studio product photograph

curl -X POST "https://api.core.today/v1/predictions" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: cdt_your_api_key" \
  -d '{
  "model": "xai/grok-imagine-image-quality",
  "input": {
    "prompt": "An ultra-detailed studio photograph of a vintage mechanical watch on dark velvet, macro lens, dramatic side lighting",
    "aspect_ratio": "3:2",
    "resolution": "2k"
  }
}'