Firefox MCP Server

get_websocket_messages

Capture and retrieve WebSocket messages for LiveView debugging in Firefox browser automation. Access messages by specifying tab ID, timestamp, and limit.

Instructions

Get captured WebSocket messages (for LiveView debugging)

Input Schema

Name	Required	Description	Default
`limit`	No
`since`	No
`tabId`	No

Input Schema (JSON Schema)

{
  "properties": {
    "limit": {
      "default": 50,
      "type": "number"
    },
    "since": {
      "type": "number"
    },
    "tabId": {
      "type": "string"
    }
  },
  "type": "object"
}

This server cannot be installed

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