# Generate Open Graph Image

**GET /og/{title}.png**

Generates a custom Open Graph image (1200x630px) with the specified title
and optional styling parameters. Perfect for social media previews.

Note: The actual endpoint includes `.png` extension (e.g., `/og/My-Title.png`)



## Servers
- Production: https://exelvi.xyz/api (Production)
- Development: http://localhost:3000/api (Development)



## Parameters

### Path parameters
- **title** (string)
  The main title text to display on the image (without .png extension)

### Query parameters
- **theme** (string)
  Color theme for the image background
- **fontSize** (string)
  Custom font size for the title (e.g., "120px"). If not specified,
  the font size is automatically calculated based on title length.
- **caption** (string)
  Optional caption text displayed below the title
- **captionFontSize** (string)
  Font size for the caption text
- **images** (array[string(uri)])
  URLs of images to embed in the OG image (max 180x180px each).
  Can be specified multiple times for multiple images.
- **colors** (array[string])
  Hex colors for the title gradient. Can be specified multiple times
  for multi-color gradients. Omit '#' prefix (e.g., "1d3a4d" not "#1d3a4d").


## Responses
### 200
Successfully generated OG image
#### Headers
- **Content-Type** (string)

- **Cache-Control** (string)
  Caching policy for the generated image

#### Body: image/png (string(binary))
string(binary)
### 500
Internal Server Error

#### Body: application/json (object)
- **error** (string)
  Error message describing what went wrong


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