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Operations Medium to set up Automation Monitor & Diff-Alert

Website Uptime Monitor And Alert System

Source reviewed Updated 2026-07-07

Periodically checks website uptime via UptimeRobot and PageSpeed Insights, logs results to Sheets.

ops and IT teamsfounders and execs

What it does

You get instant alerts when your website goes down or slows down, so you can fix issues immediately. The system checks uptime and speed on a schedule, logs results to Google Sheets, and sends refined notifications via Gmail, Telegram, and WhatsApp only when problems are detected.

Step by step

  1. Configure UptimeRobot webhooks to trigger an HTTP request when a monitor status changes.
  2. Set up a Google Sheet with columns for timestamp, URL, status code, and PageSpeed score.
  3. Implement a serverless function that fetches data from the webhook payload and appends it to the sheet.
  4. Define strict JSON schemas for incoming alerts and outgoing notification payloads.

Where the LLM does the work

  • Generate human-readable alert summaries by combining raw HTTP status codes with PageSpeed metrics into a concise narrative.
  • Prioritize urgency levels in the message body based on whether the site is completely down or just slow.
  • Adapt the tone of the notification for different channels like professional emails versus casual Telegram messages.

Tools that fit

UptimeRobot Service Fetch monitor status data
Google Sheets Service Log monitor details and history
Anthropic Chat Model LLM Rewrite alert text to be friendlier
Gmail Service Send email notifications
Telegram Service Send chat notifications

The agent brief

Everything your agent needs, including the gotchas. Copy it and go.
agent-brief.md
You are helping me build the following AI agent workflow.

## Goal
Website Uptime Monitor And Alert System: Periodically checks website uptime via UptimeRobot and PageSpeed Insights, logs results to Sheets.

## Specification
- What it does: You get instant alerts when your website goes down or slows down, so you can fix issues immediately. The system checks uptime and speed on a schedule, logs results to Google Sheets, and sends refined notifications via Gmail, Telegram, and WhatsApp only when problems are detected.
- Trigger: On a schedule (Scheduled · minute-based interval)
- Autonomy: Fully hands-off
- Expected setup effort: about an afternoon
- Tools/services involved:
  - UptimeRobot: Fetch monitor status data
  - Google Sheets: Log monitor details and history
  - Anthropic Chat Model: Rewrite alert text to be friendlier
  - Gmail: Send email notifications
  - Telegram: Send chat notifications

## Known pitfalls, handle each one explicitly in your implementation
No documented pitfalls for this recipe. Apply your own review before going live.

## Reference implementation
https://n8n.io/workflows/15925 (workflow template)
Fetch and inspect this before building. If it matches my stack, adapt it;
if not, rebuild the pattern with my tools.

## Process requirements
1. Before building: ask me which of the listed tools I actually use and
   what my platform is (n8n / Make / code / other). Do not assume.
2. Adapt the pattern to my answers; do not force the reference stack.
3. Address every pitfall above; tell me how you handled each.
4. Provide a test plan I can run before letting this touch real data.
5. Ask before any step that sends messages, modifies data, or spends money.

Source: https://usecasesforagents.com/use-case/website-uptime-monitor-and-alert-system/ via usecasesforagents.com

Frequently asked questions

Can I use a different Monitoring & Security than UptimeRobot?

Yes. UptimeRobot is only the example monitoring & security in this recipe. The same flow works with Azure Resource Graph API, Cost Management API, Jamf Pro and Nmap. Swap the monitoring & security connection and keep the rest of the setup as written.

Want this running in your business?

This is what I do. I design and build AI agents like this one, and keep them running. If you want it set up for your team instead of doing it yourself, get in touch.
Get in touch →

Who it's for

Built for Ops-IT teams who need one more recurring task off a human's plate.

Founders and execs get the same output without having to ask someone else to run it.

Seen in the wild

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