# FoxMCP

> Browser extension that exposes data and functions to MCP clients via WebSocket

Canonical page: [https://chrome-stats.com/d/foxmcp](https://chrome-stats.com/d/foxmcp)

## Overview

- **ID:** `foxmcp`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Thinker Lee
- **Category:** other
- **Daily users:** 37
- **Weekly downloads:** 4
- **Rating:** 5.00 / 5 (1 ratings)
- **Version:** 1.2.0
- **Last updated:** 2026-08-22
- **First published:** 2025-09-29
- **Size:** 31 KB
- **Data as of:** 2026-09-04
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/foxmcp/)
- **Website:** [https://github.com/ThinkerYzu/foxmcp](https://github.com/ThinkerYzu/foxmcp)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/foxmcp/privacy/](https://addons.mozilla.org/firefox/addon/foxmcp/privacy/)

## Description

FoxMCP - Browser Automation via Model Context Protocol

<a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/781fbe444da1753a4a8bb6b19cefab833529f10254956a56c095d76ed750c939/https%3A//github.com/ThinkerYzu/foxmcp" rel="nofollow">https://github.com/ThinkerYzu/foxmcp</a>

<strong>A Firefox extension that enables programmatic browser control through the Model Context Protocol (MCP). Connects to a local WebSocket server to expose browser APIs for automation, testing, and AI agent integration.</strong>

Key Features
<ul><li><strong>Tab Management</strong>: Create, close, switch, and list browser tabs</li><li><strong>Navigation Control</strong>: Go to URLs, back/forward navigation, page reload</li><li><strong>Content Access</strong>: Extract page text, HTML, and execute JavaScript</li><li><strong>Bookmark Operations</strong>: Create, search, delete, and organize bookmarks</li><li><strong>History Management</strong>: Query browsing history and manage entries</li><li><strong>Window Management</strong>: Control browser windows and focus</li><li><strong>Web Request Monitoring</strong>: Capture HTTP requests and responses</li></ul>
Use Cases
<ul><li>AI agent browser automation</li><li>Automated testing and QA</li><li>Web scraping and data extraction</li><li>Browser workflow automation</li><li>Development and debugging tools</li></ul>
Technical Details
<ul><li>Connects via WebSocket to localhost:8765</li><li>Exposes 25+ MCP tools for browser control</li><li>Compatible with any MCP client</li><li>Secure local-only connections</li><li>Real-time bidirectional communication</li></ul>
Installation

Requires accompanying FoxMCP server. Install extension XPI file and configure WebSocket connection to enable full browser automation capabilities.

Concerns

It may leak your privacy to remote AI model.

## Rankings

- #18,428 — Overall
- #212 — scraping
- #218 — function

## Permissions and access

### Permissions

- `tabs`
- `windows`
- `history`
- `bookmarks`
- `activeTab`
- `storage`
- `webRequest`
- `webRequestBlocking`
- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Very high risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension was recently updated in the past month. New updates may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [FoxPilot](https://chrome-stats.com/d/foxpilot) — 9 users
- [Blueprint MCP for Firefox](https://chrome-stats.com/d/blueprint-mcp-for-firefox) — 81 users, 5.00 / 5
- [FoxHound](https://chrome-stats.com/d/foxhound-mcp) — 21 users
- [Browser Control MCP](https://chrome-stats.com/d/browser-control-mcp) — 1,395 users, 5.00 / 5
- [Browser for AI Agent](https://chrome-stats.com/d/browser-for-ai-agent) — 12 users, 5.00 / 5
- [Open Browser Control](https://chrome-stats.com/d/open-browser-control) — 26 users, 5.00 / 5
- [MCP Server Finder](https://chrome-stats.com/d/mcp-server-finder) — 8 users, 1.00 / 5
- [Browser MCP](https://chrome-stats.com/d/browser-mcp) — 76 users
- [Mouse Commander](https://chrome-stats.com/d/mousecommander) — 10 users
- [Fox Pilot](https://chrome-stats.com/d/fox-pilot) — 1 users
- [MiMo Browser Access](https://chrome-stats.com/d/mimo-browser-access) — 1 users
- [MCP SuperAssistant](https://chrome-stats.com/d/mcp-superassistant) — 228 users, 4.88 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/foxmcp)