Replit is a browser-based IDE and hosting platform with AI coding features. Apps deployed on Replit are served from repl.co and replit.com domains with Replit-specific server headers.
Paste any URL to instantly detect whether it was built with Replit AI. Our engine checks 7 technical signals.
Replit AI is used across many industries. These are the most common website types built on this platform:
Solo founders
Build and ship full-stack apps from natural language prompts
Early-stage startups
Validate ideas with working prototypes instantly
SMBs
Create internal tools without hiring developers
Developers
Bootstrap projects faster with AI assistance
Every Replit AI website leaves distinctive technical fingerprints. Here's what to look for:
CDN Domains
Network requests to these domains are a reliable indicator:
repl\.coreplit\.comJavaScript Patterns
2 script patterns linked to Replit AI
HTML Attributes
2 HTML patterns in the page source
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