Diving deeper: using cURL requests in alerts
Use a public request captured in Chrome DevTools when the price, availability, or information you need is loaded by an API rather than visible in the page HTML.
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Guides, ideas, practical tips
Diving deeper: advanced options
Use AlertChecker's advanced options to set notification criteria, checking priority etc.
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Creating alerts from your AI assistant
Connect AlertChecker to ChatGPT, Claude, Perplexity, or another MCP-compatible assistant so you can create monitored alerts in a chatbot conversation.
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AlertChecker vs website change monitors
Generic website-change monitors and AlertChecker solve related but different problems: one watches a page, while the other watches for a condition to become true.
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Get notified when something becomes true
How to ask AlertChecker a yes/no question or describe a condition for it to monitor on the web and notify you when the answer is yes.
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Under the hood
The simple loop behind AlertChecker: interpret a plain-English condition, check current public information, evaluate it, and notify you when true.
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Conception
AlertChecker was created to help fill a perceived gap with AI chatbots: They only respond when prompted and won't spontaneously tell you anything.
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