Update image alt text
update_image_altDestructiveIdempotent
Set the alt text for ONE image (by image id from get_resource). Writes to Shopify immediately. Good alt text describes the image for screen readers in ≤ 125 characters, with no 'image of' and no keyword stuffing. Empty string clears.
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| alt | Yes | What the image actually shows, in ≤ 125 characters. Empty string clears the alt text. | |
| imageId | Yes | Image id from get_resource. Call get_image first to see what it shows. |
Output Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| ok | Yes | ||
| altText | No | ||
| missingAltCount | No | Remaining images without alt on the resource |