SiteFontCheck

No extension free font checker analyzer for modern web design

Check fonts on popular websites

Fonts used by

assemblyai.com

Last analyzed 10/19/2026, 7:00:28 PM UTC

Curious about the design behind assemblyai.com?

SiteFontCheck scanned their live CSS architecture and identified 4 unique font families.

The website relies heavily on un 11st, system-ui, sans-serif for its main text elements, paired with modern gothic mono, jetbrains mono, monospace and oceanic text, georgia, serif as fallback options, and 1 additional.

4
unique font families
Primary font
un 11st, system-ui, sans-serif

Below is the precise map of font sizes, weights, and text elements used across their site.

Detected Fonts

4 found

un 11st, system-ui, sans-serif

406

Voice Standard Bench: 50+ LLMs ranked on real voic

modern gothic mono, jetbrains mono, monospace

101

New

oceanic text, georgia, serif

26

Voice AI infrastructure for builders

material symbols outlined

13

stroke_full

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About SiteFontCheck

SiteFontCheck is a powerful no extension free font checker analyzer that analyzes any website to identify and display all fonts used in real-time. Simply enter a URL and instantly discover the typography behind your favorite websites.

About SiteFontCheck

No extension free font checker analyzer for modern web design. Detect, analyze, and explore fonts across any website with our powerful, user-friendly interface.