How do I connect Firefox Devtools MCP Server to Claude?

The listing records `claude mcp add firefox-devtools npx @mozilla/firefox-devtools-mcp@latest` as its setup step. Run it, then follow the repository's instructions for the client configuration; the listing names Claude Desktop, Claude Code, Cursor as compatible clients.

Is Firefox Devtools MCP Server free?

MCPVault has not verified a licence for this server. Check the upstream terms and pricing before use; connected APIs may require a paid account.

What can Firefox Devtools MCP Server do?

Firefox Devtools MCP Server documents 5 tools to the agent, including all, basic, developer. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.

Firefox Devtools MCP

Unclaimed

by mozilla

Model Context Protocol server for Firefox DevTools - enables AI assistants to inspect and control Firefox browser through WebDriver BiDi

Install

$claude mcp add firefox-devtools npx @mozilla/firefox-devtools-mcp@latest

Set up this server

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This server needs project-specific setup. Follow the project instructions; no reusable public launch command is available yet.

Project instructions

claude-codefirefoxmcpmcp-server

Is this your MCP server?

This listing was auto-indexed from the public record. Claim it to edit the page, set compatibility and unlock growth tools. Takes under two minutes.

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Security profile

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Documented tools (5)

From project documentation. A server handshake does not verify each tool’s description or behavior.

all

every module

basic

(default) — slim plus screenshot, utilities, management, webextension, profiler, screencast

developer

basic plus script, debugging

mozilla

developer plus prefs, privileged

slim

pages, snapshot, input, network, console

Tool change history

Compared across complete checks of the same configuration. Tools were listed, not invoked. Input-schema changes are not measured here.

No complete tool checks yet.

FAQ

Questions about Firefox Devtools MCP Server

How do I connect Firefox Devtools MCP Server to Claude?: The listing records `claude mcp add firefox-devtools npx @mozilla/firefox-devtools-mcp@latest` as its setup step. Run it, then follow the repository's instructions for the client configuration; the listing names Claude Desktop, Claude Code, Cursor as compatible clients.
Is Firefox Devtools MCP Server free?: MCPVault has not verified a licence for this server. Check the upstream terms and pricing before use; connected APIs may require a paid account.
What can Firefox Devtools MCP Server do?: Firefox Devtools MCP Server documents 5 tools to the agent, including all, basic, developer. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.