---
title: media.saveMarkup | Doing Work API
description: Save markup over a photo as a new layer version: arrows, lines, boxes, circles, text and freehand strokes in 0..1 photo coordinates (0,0 is top left). The 
url: https://doingwork.work/docs/reference/media-savemarkup/
---

# media.saveMarkup

Save markup over a photo as a new layer version: arrows, lines, boxes, circles, text and freehand strokes in 0..1 photo coordinates (0,0 is top left). The photo is never changed; earlier versions are kept. An empty list clears the markup.

|  |  |
|---|---|
| Who | Agents can call this |
| REST | `POST /v1/media/markup` |
| MCP tool | `media_saveMarkup` |
| Writes | yes, send an Idempotency-Key |
| Area | [Shop](https://doingwork.work/docs/reference/#shop) |

## When to use it

Save markup over a photo as a new layer version: arrows, lines, boxes, circles, text and freehand strokes in 0..1 photo coordinates (0,0 is top left). The photo is never changed; earlier versions are kept.

## What to tell the owner

Say what you did in plain words and what happens next.

## Input

| Field | Type | Required |
|---|---|---|
| `media_id` | string (uuid) | yes |
| `shapes` | array | yes |
| `shapes[].type` | string (one of arrow, line, rect, ellipse, text, freehand) | yes |
| `shapes[].points` | array | yes |
| `shapes[].color` | string | no |
| `shapes[].width` | integer | no |
| `shapes[].text` | string | no |

## Example

```http
POST https://doingwork.work/v1/media/markup
content-type: application/json
Idempotency-Key: 3f1c...

{
  "media_id": "00000000-0000-4000-8000-000000000000",
  "shapes": [
    {
      "type": "arrow",
      "points": [
        [
          "..."
        ]
      ]
    }
  ]
}
```

## Output

JSON. The response shape isn't published yet; read the fields you need and ignore the rest. Errors are `{code, message, status}`.

## Errors

| Code | Status | What to do |
|---|---|---|
| `invalid_input`, `invalid_token`, `rate_limited` |  | Can happen on any call. See [errors](https://doingwork.work/docs/errors/). |