> ## Documentation Index
> Fetch the complete documentation index at: https://superdoc-caio-pizzol-docs-ai-core-preset.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# images.setSize

> Set explicit width/height for an image.

## Summary

Set explicit width/height for an image.

* Operation ID: `images.setSize`
* API member path: `editor.doc.images.setSize(...)`
* Mutates document: `yes`
* Idempotency: `conditional`
* Supports tracked mode: `no`
* Supports dry run: `yes`
* Deterministic target resolution: `yes`

## Expected result

Returns an ImagesMutationResult; reports NO\_OP if the size already matches.

## Input fields

| Field         | Type   | Required | Description              |
| ------------- | ------ | -------- | ------------------------ |
| `imageId`     | string | yes      |                          |
| `size`        | object | yes      |                          |
| `size.height` | number | yes      |                          |
| `size.unit`   | enum   | no       | `"px"`, `"pt"`, `"twip"` |
| `size.width`  | number | yes      |                          |

### Example request

```json theme={null}
{
  "imageId": "example",
  "size": {
    "height": 12.5,
    "unit": "px",
    "width": 12.5
  }
}
```

## Output fields

| Field     | Type    | Required | Description |
| --------- | ------- | -------- | ----------- |
| `failure` | object  | no       |             |
| `image`   | object  | no       |             |
| `success` | boolean | no       |             |

### Example response

```json theme={null}
{
  "image": {},
  "success": true
}
```

## Pre-apply throws

* `TARGET_NOT_FOUND`
* `AMBIGUOUS_TARGET`
* `INVALID_TARGET`
* `CAPABILITY_UNAVAILABLE`
* `INVALID_INPUT`

## Non-applied failure codes

* `NO_OP`

## Raw schemas

<Accordion title="Raw input schema">
  ```json theme={null}
  {
    "additionalProperties": false,
    "properties": {
      "imageId": {
        "type": "string"
      },
      "size": {
        "additionalProperties": false,
        "properties": {
          "height": {
            "exclusiveMinimum": 0,
            "type": "number"
          },
          "unit": {
            "enum": [
              "px",
              "pt",
              "twip"
            ],
            "type": "string"
          },
          "width": {
            "exclusiveMinimum": 0,
            "type": "number"
          }
        },
        "required": [
          "width",
          "height"
        ],
        "type": "object"
      }
    },
    "required": [
      "imageId",
      "size"
    ],
    "type": "object"
  }
  ```
</Accordion>

<Accordion title="Raw output schema">
  ```json theme={null}
  {
    "additionalProperties": false,
    "properties": {
      "failure": {
        "type": "object"
      },
      "image": {
        "type": "object"
      },
      "success": {
        "type": "boolean"
      }
    },
    "type": "object"
  }
  ```
</Accordion>

<Accordion title="Raw success schema">
  ```json theme={null}
  {
    "additionalProperties": false,
    "properties": {
      "image": {
        "type": "object"
      },
      "success": {
        "const": true
      }
    },
    "required": [
      "success",
      "image"
    ],
    "type": "object"
  }
  ```
</Accordion>

<Accordion title="Raw failure schema">
  ```json theme={null}
  {
    "additionalProperties": false,
    "properties": {
      "failure": {
        "additionalProperties": false,
        "properties": {
          "code": {
            "type": "string"
          },
          "message": {
            "type": "string"
          }
        },
        "required": [
          "code",
          "message"
        ],
        "type": "object"
      },
      "success": {
        "const": false
      }
    },
    "required": [
      "success",
      "failure"
    ],
    "type": "object"
  }
  ```
</Accordion>