Google PageSpeed Basic: Most-used fields

The table below gives information about most-used fields that you can import from Google PageSpeed Basic. Other fields might also be available in Adverity.

The fields that you can fetch in Adverity are updated regularly to reflect updates to data source APIs.

API name	Adverity UI name	Description	Use in Adverity
Accessibility score	Accessibility score	A score ranging from 0 to 100 that indicates how accessible a webpage is, with higher scores representing better adherence to accessibility best practices. Scores of 90+ are considered good.	metric
Best-practices score	Best-practices score	A score ranging from 0 to 100 that measures the adherence of a webpage to modern web development best practices, such as HTTPS, image aspect ratios, and avoiding deprecated APIs. Scores of 90+ are considered good.	metric
Cumulative layout shift score	Cumulative layout shift score	The score for Cumulative Layout Shift (CLS), a Core Web Vital that quantifies the visual stability of a webpage by measuring unexpected layout shifts during load. A lower score (closer to 0) indicates better stability.	metric
Cumulative layout shift value	Cumulative layout shift value	A metric that measures the visual stability of a webpage by quantifying unexpected layout shifts during the loading phase. A lower value indicates a more stable page layout, improving user experience.	metric
First contentful paint score	First contentful paint score	The score for First Contentful Paint (FCP), a metric that measures the time until the first piece of content (text or image) is visibly rendered on the page.	metric
First contentful paint value	First contentful paint value	The time it takes for the first piece of content (text, image, or non-white canvas) to be visibly rendered on the screen from when the page starts loading.	metric
First input delay percentile	First input delay percentile	A metric measuring the time from when a user first interacts with a page (e.g., clicks a button) to the time when the browser is actually able to begin processing that interaction. It reflects the page’s responsiveness to user input.	metric
Largest contentful paint score	Largest contentful paint score	The score for Largest Contentful Paint (LCP), a Core Web Vital that measures the time it takes for the largest content element (e.g., image or text block) to become visible within the viewport.	metric
Largest contentful paint value	Largest contentful paint value	The time it takes for the largest content element visible within the viewport to be rendered, providing an indicator of when the main content of the page has loaded.	metric
PWA score	PWA score	The overall Progressive Web App (PWA) score from the Lighthouse analysis, indicating how well the webpage adheres to PWA best practices. Scores typically range from 0-100.	metric
Performance score	Performance score	An aggregated score from 0 to 100 that summarizes a webpage’s overall performance. It is calculated from various performance metrics, with higher scores indicating faster loading and better user experience. Scores of 90+ are considered good.	metric
Report Date	Report Date		dimension
SEO score	SEO score	The Lighthouse Search Engine Optimization (SEO) score, indicating how well the page adheres to basic SEO best practices.	metric
Time to interactive score	Time to interactive score	The score for Time To Interactive (TTI), a performance metric that measures the time it takes for a page to become fully interactive after loading and responsiveness to user input.	metric
Time to interactive value	Time to interactive value	The raw measured value for Time To Interactive (TTI), which indicates the time it takes for a page to become fully interactive and responsive to user input.	metric
Url	Url	The URL of the webpage that was analyzed by Google PageSpeed Insights.	dimension
lighthouseResult.categories.pwa.score	lighthouseResult.categories.pwa.score	The Progressive Web App (PWA) score from the Lighthouse analysis, accessible within the Lighthouse results under the categories object. This score, ranging from 0-100, measures the webpage’s adherence to PWA best practices.	dimension