Add Watermark

Last updated Apr 21, 2026 RealtimeKit's watermark feature enables you to include an image as a watermark in your recording. To add watermark, configure the following parameters to video_config in the Start Recording API.

Parameter Description
URL Specify the URL of the watermark image
Position Specify the placement of the watermark, you have the flexibility to choose between left top, right top, left bottom, or right bottom. The default position is set to left top.
Size Specify the height and width of the watermark in pixels. 
{
  "video_config": {
    "watermark": {
      "url": "https://test.io/images/client-logos-6.webp",
      "position": "left top",
      "size": {
        "height": 20,
        "width": 100
      }
    }
  }
}

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description: Configure audio codec format and channel settings for RealtimeKit recordings. title: Set Audio Configurations image: https://developers.cloudflare.com/realtime/realtimekit/recording-guide/configure-audio-codec/og.png?v=8c84befdbf726b42

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