Curious about the design behind openrouter.ai? SiteFontCheck scanned their live CSS architecture and identified 3 unique font families. The website relies heavily on <jakarta, jakarta fallback, ui-sans-serif, system-ui, -apple-system, blinkmacsystemfont, segoe ui, roboto, helvetica neue, arial, noto sans, sans-serif, apple color emoji, segoe ui emoji, segoe ui symbol, noto color emoji> for its main text elements, paired with <geistmono, ui-monospace, sfmono-regular, roboto mono, menlo, monaco, liberation mono, dejavu sans mono, courier new, monospace, ui-monospace, sfmono-regular, menlo, monaco, consolas, liberation mono, courier new, monospace> and <gordita, gordita fallback, jakarta, jakarta fallback, ui-sans-serif, system-ui, -apple-system, blinkmacsystemfont, segoe ui, roboto, helvetica neue, arial, sans-serif> as fallback options. Below is the precise map of font sizes, weights, and text elements used across their site.