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add image size #39

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Merged
reVrost merged 1 commit into from
Dec 1, 2025
Merged

add image size #39

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26 changes: 25 additions & 1 deletion chat.go
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Original file line number Diff line number Diff line change
Expand Up @@ -93,11 +93,35 @@ const (
ModalityImage ChatCompletionModality = "image"
)

type ChatCompletionAspectRatio string

const (
AspectRatio1x1 ChatCompletionAspectRatio = "1:1"
AspectRatio2x3 ChatCompletionAspectRatio = "2:3"
AspectRatio3x2 ChatCompletionAspectRatio = "3:2"
AspectRatio3x4 ChatCompletionAspectRatio = "3:4"
AspectRatio4x3 ChatCompletionAspectRatio = "4:3"
AspectRatio4x5 ChatCompletionAspectRatio = "4:5"
AspectRatio5x4 ChatCompletionAspectRatio = "5:4"
AspectRatio9x16 ChatCompletionAspectRatio = "9:16"
AspectRatio16x9 ChatCompletionAspectRatio = "16:9"
AspectRatio21x9 ChatCompletionAspectRatio = "21:9"
)

type ChatCompletionImageSize string

const (
ImageSize1K ChatCompletionImageSize = "1K"
ImageSize2K ChatCompletionImageSize = "2K"
ImageSize4K ChatCompletionImageSize = "4K"
)

// ChatCompletionImageConfig is used to configure the image generation.
// https://openrouter.ai/docs/features/multimodal/image-generation#image-aspect-ratio-configuration
// Default '1:1' → 1024×1024 (default)
type ChatCompletionImageConfig struct {
AspectRatio string `json:"aspect_ratio"`
AspectRatio ChatCompletionAspectRatio `json:"aspect_ratio,omitempty"`
ImageSize ChatCompletionImageSize `json:"image_size,omitempty"`
}

type ChatCompletionRequest struct {
Expand Down