xAI
This page is auto-generated from model configurations. Last updated: 2026-05-11.
This reference lists all available xAI image generation models and their parameters. Use these parameter names when calling the Generation API.
Grok Imagine Image
Section titled “Grok Imagine Image”Generate and edit images using xAI’s Grok model, powered by Aurora — supports text-to-image generation and image editing with multiple aspect ratios and batch output up to 10 images
Model ID: model_xai-grok-imagine-image
Capabilities: txt2img, img2img
LLM Markdown: https://app.scenario.com/api/models/model_xai-grok-imagine-image/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
prompt | string | Yes | - | - | - | - | Text description of the image to generate, or desired edits when a source image is provided |
referenceImages | file_array | No | “ | - | - | - | Reference images to edit. When provided, the prompt describes the desired edits. Aspect ratio is ignored in editing mode. |
numOutputs | number | No | 1 | 1 | 10 | - | Number of images to generate |
aspectRatio | string | No | 1:1 | - | - | 2:1, 16:9, 3:2, 4:3, 1:1, 3:4, 2:3, 9:16, 1:2, auto | Aspect ratio for the generated image. Ignored when editing a source image. |
resolution | string | No | 2k | - | - | 1k, 2k | Output resolution for the generated image. 2K is only available with the Pro model. |
Grok Imagine Image Pro
Section titled “Grok Imagine Image Pro”Generate and edit high-resolution images using xAI’s Grok Pro model, powered by Aurora — supports text-to-image generation and image editing with up to 2K resolution, multiple aspect ratios, and batch output up to 10 images
Model ID: model_xai-grok-imagine-image-pro
Capabilities: txt2img, img2img
LLM Markdown: https://app.scenario.com/api/models/model_xai-grok-imagine-image-pro/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
prompt | string | Yes | - | - | - | - | Text description of the image to generate, or desired edits when a source image is provided |
referenceImages | file_array | No | “ | - | - | - | Reference images to edit. When provided, the prompt describes the desired edits. Aspect ratio is ignored in editing mode. |
numOutputs | number | No | 1 | 1 | 10 | - | Number of images to generate |
resolution | string | No | 2k | - | - | 1k, 2k | Output resolution for the generated image. 2K is only available with the Pro model. |
aspectRatio | string | No | 1:1 | - | - | 2:1, 16:9, 3:2, 4:3, 1:1, 3:4, 2:3, 9:16, 1:2, auto | Aspect ratio for the generated image. Ignored when editing a source image. |
Grok Imagine Image Quality
Section titled “Grok Imagine Image Quality”Generate and edit high-resolution images using xAI’s Grok Imagine Image Quality model (successor to Pro), powered by Aurora — text-to-image and image editing at up to 2K resolution, extended aspect ratios including ultrawide and ultratall formats, batch output up to 10 images
Model ID: model_xai-grok-imagine-image-quality
Capabilities: txt2img, img2img
LLM Markdown: https://app.scenario.com/api/models/model_xai-grok-imagine-image-quality/markdown
| Parameter | Type | Required | Default | Min | Max | Allowed Values | Description |
|---|---|---|---|---|---|---|---|
prompt | string | Yes | - | - | - | - | Text description of the image to generate, or desired edits when a source image is provided |
referenceImages | file_array | No | “ | - | - | - | Reference images to edit. When provided, the prompt describes the desired edits. Aspect ratio is ignored in editing mode. |
numOutputs | number | No | 1 | 1 | 10 | - | Number of images to generate |
resolution | string | No | 2k | - | - | 1k, 2k | Output resolution for the generated image. Omitted requests default to 2k for this model per xAI. |
aspectRatio | string | No | 1:1 | - | - | 20:9, 19.5:9, 2:1, 16:9, 3:2, 4:3, 1:1, 3:4, 2:3, 9:16, 1:2, 9:19.5, 9:20, auto | Aspect ratio for the generated image. Ignored when editing a source image. |