MCP 服务器

Competitor Website Change Monitor

Enables monitoring competitor websites for price drops, new products, promotions, and content changes directly from Claude or any MCP-compatible AI client.

README

🔍 Competitor Website Change Monitor — MCP Server

Monitor competitor websites for price drops, new products, promotions, and content changes — directly from Claude, Cursor, or any MCP-compatible AI client.

What It Detects

Change	Example
💰 Price change	`$120 → $99`
🆕 New product	`"New Balance 990v5" appeared`
🗑️ Removed product	`"Old SKU" no longer listed`
🎯 Promotion	`"20% OFF" → "30% OFF sitewide"`
📄 Page title	`"BestShop Shoes" → "BestShop SALE"`

Quickstart (Local / Claude Desktop)

# 1. Clone
git clone https://github.com/Oko300/competitor-monitor-mcp
cd competitor-monitor-mcp

# 2. Install
pip install -r requirements.txt

# 3. Test
pytest tests/ -v

# 4. Add to Claude Desktop
#    Edit: ~/Library/Application Support/Claude/claude_desktop_config.json  (Mac)
#    Edit: %APPDATA%\Claude\claude_desktop_config.json                       (Windows)

Claude Desktop config:

{
  "mcpServers": {
    "competitor-monitor": {
      "command": "python3",
      "args": ["C:/path/to/server.py"],
      "env": {
        "MONITOR_CACHE_FILE": "C:/path/to/monitor_cache.json"
      }
    }
  }
}

MCP Tools Available

Tool	What it does
`monitor_website`	Check one URL for changes
`monitor_multiple_websites`	Check a batch of URLs at once
`list_monitored_websites`	See all tracked URLs
`get_website_snapshot`	View last cached data (no re-fetch)
`remove_website`	Stop tracking a URL

Example Output

{
  "url": "https://competitor.com/shoes",
  "changed": true,
  "changes": [
    {
      "type": "price_change",
      "removed": ["$120.00"],
      "added": ["$99.00"],
      "timestamp": "2026-06-19T10:00:00"
    },
    {
      "type": "new_products",
      "items": ["New Balance 990v5"],
      "timestamp": "2026-06-19T10:00:00"
    }
  ]
}

Project Structure

competitor-monitor-mcp/
├── server.py                  ← MCP server (main product)
├── requirements.txt
├── pyproject.toml
├── .gitignore
├── README.md
├── tests/
│   └── test_server.py         ← 13 pytest tests
└── .vscode/
    ├── launch.json            ← Run/debug configs
    └── extensions.json        ← Recommended extensions