Firefox MCP Server

execute_script

Run custom JavaScript in Firefox browser tabs using the MCP-enabled Firefox automation server. Automate tasks, manipulate content, or debug scripts directly in the browser environment.

Instructions

Execute JavaScript in the browser

Input Schema

Name	Required	Description	Default
`script`	Yes
`tabId`	No

Input Schema (JSON Schema)

{
  "properties": {
    "script": {
      "type": "string"
    },
    "tabId": {
      "type": "string"
    }
  },
  "required": [
    "script"
  ],
  "type": "object"
}

MCP directory API

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curl -X GET 'https://glama.ai/api/mcp/v1/servers/JediLuke/firefox-mcp-server'

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