PPTX

Comments

Add comments (annotations) to slides for review and collaboration

Adding Comments

Use the comments option on each slide to add comments with author, text, and position:

{
  "slides": [
    {
      "children": [
        {
          "shape": {
            "x": "1.3cm",
            "y": "0.8cm",
            "width": "13.2cm",
            "height": "1.6cm",
            "textBody": { "text": "Slide with Comments" },
            "fill": "4472C4"
          }
        }
      ],
      "comments": [
        {
          "author": "Alice Wang",
          "text": "The title looks great!",
          "x": "5.3cm",
          "y": "1.3cm",
          "date": "2026-05-15T10:00:00Z"
        },
        {
          "author": "Bob Li",
          "text": "Consider changing the content color.",
          "x": "7.9cm",
          "y": "4.8cm",
          "initials": "BL",
          "date": "2026-05-15T11:00:00Z"
        }
      ]
    }
  ]
}

Comment Options

| Property | Type | Description | | ---------- | -------- | --------------------------------------------------- | ------------------------------------------------------------------- | | author | string | Author display name | | text | string | Comment text content | | x | number | UniversalMeasure | Horizontal position of the comment marker (EMU or UniversalMeasure) | | y | number | UniversalMeasure | Vertical position of the comment marker (EMU or UniversalMeasure) | | initials | string | Author initials (auto-derived from name if omitted) | | date | string | ISO 8601 date string |

Author Deduplication

Authors are automatically deduplicated across all slides. If the same author name appears on multiple slides, they share a single author entry with a unified initials and color index.

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