firefox-devtools-mcpTools Reference

new_page

Create and navigate to a new tab

Create a new browser tab and optionally navigate to a URL.

Parameters

Parameter	Type	Required	Description
`url`	string	No	URL to navigate to

{
  "tool": "new_page",
  "arguments": {
    "url": "https://example.com"
  }
}

Returns the new page ID.

list_pages

List all open tabs/windows

navigate_page

Navigate to a URL