Firefox MCP Server

get_websocket_messages

Retrieve captured WebSocket messages from Firefox tabs for LiveView debugging. Specify tab ID, time range, and limit to extract messages for troubleshooting or analysis.

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"
}

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