> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# ImageGenerationRequestAspectRatio

Normalized aspect ratio of the generated image. Providers clamp to their supported subset.

## Example Usage

```go theme={null}
import (
	"github.com/OpenRouterTeam/go-sdk/models/components"
)

value := components.ImageGenerationRequestAspectRatioEleven

// Open enum: custom values can be created with a direct type cast
custom := components.ImageGenerationRequestAspectRatio("custom_value")
```

## Values

| Name | Value |
| - | - |
| `ImageGenerationRequestAspectRatioEleven` | 1:1 |
| `ImageGenerationRequestAspectRatioTwelve` | 1:2 |
| `ImageGenerationRequestAspectRatioFourteen` | 1:4 |
| `ImageGenerationRequestAspectRatioEighteen` | 1:8 |
| `ImageGenerationRequestAspectRatioTwentyOne` | 2:1 |
| `ImageGenerationRequestAspectRatioTwentyThree` | 2:3 |
| `ImageGenerationRequestAspectRatioTwoDot351` | 2.35:1 |
| `ImageGenerationRequestAspectRatioThirtyTwo` | 3:2 |
| `ImageGenerationRequestAspectRatioThirtyFour` | 3:4 |
| `ImageGenerationRequestAspectRatioFortyOne` | 4:1 |
| `ImageGenerationRequestAspectRatioFortyThree` | 4:3 |
| `ImageGenerationRequestAspectRatioFortyFive` | 4:5 |
| `ImageGenerationRequestAspectRatioFiftyTwo` | 5:2 |
| `ImageGenerationRequestAspectRatioFiftyFour` | 5:4 |
| `ImageGenerationRequestAspectRatioFiftySeven` | 5:7 |
| `ImageGenerationRequestAspectRatioSeventyFive` | 7:5 |
| `ImageGenerationRequestAspectRatioEightyOne` | 8:1 |
| `ImageGenerationRequestAspectRatioNineHundredAndSixteen` | 9:16 |
| `ImageGenerationRequestAspectRatioOneHundredAndSixtyNine` | 16:9 |
| `ImageGenerationRequestAspectRatioNineHundredAndNineteenDot5` | 9:19.5 |
| `ImageGenerationRequestAspectRatioNineteenDot59` | 19.5:9 |
| `ImageGenerationRequestAspectRatioNineHundredAndTwenty` | 9:20 |
| `ImageGenerationRequestAspectRatioTwoHundredAndNine` | 20:9 |
| `ImageGenerationRequestAspectRatioNineHundredAndTwentyOne` | 9:21 |
| `ImageGenerationRequestAspectRatioTwoHundredAndNineteen` | 21:9 |
| `ImageGenerationRequestAspectRatioAuto` | auto |