fill_by_uid
Fill text inputs and textareas using element UIDs for browser automation testing and web scraping. Works with Firefox DevTools MCP server to populate form fields programmatically.
Instructions
Fill a text input or textarea identified by its UID. Keep values short and safe. TIP: Take a fresh snapshot if the UID becomes stale.
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| uid | Yes | The UID of the input element | |
| value | Yes | The text value to fill into the input |
Input Schema (JSON Schema)
{
"properties": {
"uid": {
"description": "The UID of the input element",
"type": "string"
},
"value": {
"description": "The text value to fill into the input",
"type": "string"
}
},
"required": [
"uid",
"value"
],
"type": "object"
}