What powers gpt-tokenizer.dev?
Last seen Jun 2026 · 7 technologies across 6 categories
Caching
Varnish
since Aug 2023
CDN
Cloudflare
since Aug 2023
Fastly
since Aug 2023
Font scripts
Google Font API
since Feb 2026
Miscellaneous
Open Graph
since Feb 2026
PaaS
GitHub Pages
since Aug 2023
Security
HSTS
since Aug 2023
Audience
- 84% desktop
- 16% phone
India
Brazil
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.54 / 10 · ranked #6,173,822 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 1.1 MB · 12 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.