Custom metrics struct

Appears in: pages table
As custom_metrics

Schema

Field name	Type	Description
`a11y`	`JSON`	Accessibility
`cms`	`JSON`	Content Management Systems
`cookies`	`JSON`	Cookie usage
`css_variables`	`JSON`	Use of CSS variables
`ecommerce`	`JSON`	E-commerce features
`element_count`	`JSON`	Number of elements on a page
`javascript`	`JSON`	JavaScript usage
`markup`	`JSON`	HTML markup
`media`	`JSON`	Media elements
`origin_trials`	`JSON`	Origin Trials
`performance`	`JSON`	Web performance
`privacy`	`JSON`	Privacy settings and policies. See the `privacy` custom metrics for more information
`responsive_images`	`JSON`	Responsive image techniques
`robots_txt`	`JSON`	robots.txt file
`security`	`JSON`	Security features
`structured_data`	`JSON`	Structured data
`third_parties`	`JSON`	Third-party resources
`well_known`	`JSON`	well-known URIs
`wpt_bodies`	`JSON`	Metrics derived from WebPageTest bodies object
`other`	`JSON`	See the other custom metrics for more information

`a11y`

Type: JSON

Accessibility.

`cms`

Type: JSON

Content Management Systems.

`cookies`

Type: JSON

Cookie usage.

`css_variables`

Type: JSON

Use of CSS variables.

`ecommerce`

Type: JSON

E-commerce features.

`element_count`

Type: JSON

Number of elements on a page.

`javascript`

Type: JSON

JavaScript usage.

`markup`

Type: JSON

HTML markup.

`media`

Type: JSON

Media elements.

`origin_trials`

Type: JSON

Origin Trials.

`performance`

Type: JSON

Web performance.

`privacy`

Type: JSON

Privacy settings and policies. See the privacy custom metrics for more information.

`responsive_images`

Type: JSON

Responsive image techniques.

`robots_txt`

Type: JSON

robots.txt file.

`security`

Type: JSON

Security features.

`structured_data`

Type: JSON

Structured data.

`third_parties`

Type: JSON

Third-party resources.

`well_known`

Type: JSON

well-known URIs.

`wpt_bodies`

Type: JSON

Metrics derived from WebPageTest bodies object.

`other`

Type: JSON

See the other custom metrics for more information.