WebBrain
The open-source alternative to Claude's browser plugin. AI-powered browser extension for Chrome & Firefox. Read, understand, and automate any web page. Multi-provider LLM support. Free forever.
62% unique tagline
www.webbrain.one
· Added April 8, 2026
· Last analysed April 10, 2026· via 
This analysis is a snapshot taken on 10 April 2026. The site may have changed since then and results may not reflect its current state.
Tech Stack (6)
Infrastructure
| GoDaddy DNS | DNS | ns_host |
| HSTS | Security | http_header_name |
| Vercel | Hosting | http_header_name |
Build & Framework
| YouTube | Video | cookie_name iframe_src |
Analytics & Marketing
| Google Search Console | Seo | txt_prefix |
| Plausible | Analytics | script_src |
Infrastructure
SSL Certificate
Let's Encrypt
Expires 5 Jul 2026
Domain Age
6 days
Registered Apr 2026 · GoDaddy.com, LLC
Readiness Breakdown How?
✓
Favicon present
✓
Open Graph tags (title, image, description)
✓
Canonical URL declared
✓
Responsive viewport meta tag
✓
Custom title and meta description
✓
Twitter card meta tags
✓
Semantic HTML (nav, main, article)
✓
Privacy policy page present
-
Source maps not exposed in production
-
Error tracking service installed
Vibe Score Breakdown How?
| Signal | Points |
|---|---|
| Placeholder-style branding | +10 |
| Distinctive copy style | +5 |
| Distinctive iconography conventions | +5 |
| Source-code structure conventions | +5 |
| Recognised AI builder signature | +30 |
This score is based on structural patterns and is not definitive. Many legitimate sites may trigger signals, and AI-built sites may go undetected. It should be treated as an indicator, not a verdict.
Is this your site? 5 tips to improve your score
-
Add a
robots.txt file to control how search engines and bots crawl your site. Learn more
-
Add a
sitemap.xml to help search engines discover all your pages. Learn more
-
Add a
/.well-known/security.txt so security researchers can reach you. Learn more
-
Consider adding a
llms.txt file to help AI models understand your site. Not yet a standard, but gaining adoption. Learn more
-
Your site has structural patterns commonly associated with AI code generation. Customising templates, comments, and default styles can make it feel more unique.
Embed this score on your site
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