Knowing when your competitors change prices can be the difference between winning and losing deals. Here's a Python system that monitors competitor prices 24/7 and alerts you immediately.

Why Price Monitoring Matters

Competitors adjusting prices signal demand shifts, supplier changes, or promotions

Manual checking is unreliable — you'll always be behind

Automated monitoring catches changes within hours, not days

The Price Monitor Architecture

import httpx import sqlite3 import smtplib import re import time from datetime import datetime from email.mime.text import MIMEText

# Products to monitor (competitor URLs) COMPETITORS = [ { " name " : " Widget Pro " , " our_price " : 49.99 , " competitors " : [ { " name " : " CompetitorA " , " url " : " https://competitor-a.com/widget-pro " }, { " name " : " CompetitorB " , " url " : " https://competitor-b.com/widgets/pro " }, ] } ]

ALERT_EMAIL = " [email protected] " SMTP_PASSWORD = " your-app-password "

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