Skip to content

claude.ai

https://claude.ai

C70
Performance 1Accessibility 97SEO 100Best Practices 77

8 technologies detected · Last audited Apr 21, 2026

View full audit

Technology stack

Cdn

Cloudflare

Frontend

AngularJS Cloudflare Bot Management Cloudflare Turnstile Google Play app Google Search Console HTTP/3 Native app preferred

Frequently asked questions about claude.ai

What technology does claude.ai use?

claude.ai is built with AngularJS, Cloudflare Bot Management, Cloudflare Turnstile, Google Play app, and Google Search Console.

Is claude.ai fast?

Yes — claude.ai scores 100/100 on Lighthouse mobile performance, in the top tier of audited sites.

Is claude.ai accessible?

Yes — claude.ai scores 97/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does claude.ai use?

No CMS fingerprint was detected on claude.ai — it may use a static site generator or a custom application.

Where is claude.ai hosted?

claude.ai is served through Cloudflare.

Does claude.ai use HTTPS?

Yes — claude.ai serves traffic over HTTPS.

1 audits

Apr 21, 2026 20:21 UTC Latest

/

Worker: worker-singapore-sg-01

View full report →

Scores

Performance 1Accessibility 97Best Practices 77SEO 100PWA 0

Timing

LCP: 23.71 sFirst Contentful Paint: 17.82 sTTFB: 22 msTotal Time: 22 msCumulative Layout Shift: 1.000

Send Feedback