SiteFontCheck

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Fonts used by

agents.md

Last analyzed 10/27/2026, 7:07:05 PM UTC

Curious about the design behind agents.md?

SiteFontCheck scanned their live CSS architecture and identified 2 unique font families.

The website relies heavily on openai sans, arial, helvetica, sans-serif for its main text elements, paired with ui-monospace, sfmono-regular, menlo, monaco, consolas, liberation mono, courier new, monospace as fallback options.

2
unique font families
Primary font
openai sans, arial, helvetica, sans-serif

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

Detected Fonts

2 found

openai sans, arial, helvetica, sans-serif

156

AGENTS.md

ui-monospace, sfmono-regular, menlo, monaco, consolas, liberation mono, courier new, monospace

44

# AGENTS.md

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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.