generate_image
Create custom images from text descriptions using AI. Specify your desired image with a text prompt and choose from multiple aspect ratios for optimal results.
Instructions
Generate a NEW image from text prompt using OpenRouter (Gemini 2.5 Flash Image). Use this ONLY when creating a completely new image, not when modifying an existing one.
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| aspectRatio | No | Optional aspect ratio for the generated image. Default is 1:1 (1024×1024). Options: 1:1, 16:9, 9:16, 3:4, 4:3, etc. | |
| prompt | Yes | Text prompt describing the NEW image to create from scratch |
Input Schema (JSON Schema)
{
"properties": {
"aspectRatio": {
"description": "Optional aspect ratio for the generated image. Default is 1:1 (1024×1024). Options: 1:1, 16:9, 9:16, 3:4, 4:3, etc.",
"enum": [
"1:1",
"2:3",
"3:2",
"3:4",
"4:3",
"4:5",
"5:4",
"9:16",
"16:9",
"21:9"
],
"type": "string"
},
"prompt": {
"description": "Text prompt describing the NEW image to create from scratch",
"type": "string"
}
},
"required": [
"prompt"
],
"type": "object"
}