mozilla
developer plus prefs, privileged
How to use it
mozilla is exposed by the Firefox Devtools MCP MCP server. Add the server to your MCP client (Claude Desktop, Cursor, Windsurf and others), and the mozilla tool becomes available to the model automatically. See the full listing for setup details and every tool this server provides.
Install Firefox Devtools MCP
$
claude mcp add firefox-devtools npx @mozilla/firefox-devtools-mcp@latest