serp.impression

Recorded when a search engine results page (SERP) is shown to a user. The feature began rolling out to all users with Firefox 115, and was permanently enabled in Firefox 119.

Metric of type event. Sent in the events ping.

The event category is serp and event name is impression.

Source
mozilla/gecko-dev/browser/components/search/metrics.yaml#L135
Code Search
serp.impression

Metric sampling

Not Sampled This metric is not currently affected by any sampling configuration and is operating based on its defaults in the metrics.yaml file
Sampling Configuration Snippet
Click the button to copy a snippet for use in a Mozilla Experimenter configuration.

Extra keys

impression_id string

A uuid to link SERP events to user's engagement events.

is_private boolean

Indicates if the page was loaded while in Private Browsing Mode. Added in Firefox 120.

is_shopping_page boolean

Indicates if the page is a shopping page.

is_signed_in boolean

Indicates if the page was loaded while the user is signed in to a provider's account. Added in Firefox 127.

partner_code string

Any partner_code parsing in the URL or an empty string if not available.

provider string

The name of the provider.

shopping_tab_displayed boolean

Indicates if the shopping tab is displayed.

source string

How the user arrived at the SERP. Possible values are: urlbar, urlbar_handoff, urlbar_searchmode, urlbar_persisted, searchbar, contextmenu, webextension, system, reload, tabhistory, follow_on_from_refine_on_incontent_search, follow_on_from_refine_on_SERP, opened_in_new_tab, unknown. This will be unknown if we cannot determine the source.

tagged boolean

Whether the search is tagged (true) or organic (false).

Metadata

Data Sensitivity
  • Interaction
Lifetime
ping
First Added
2023-02-08 18:53:28
Bugs
Data reviews
Notification Emails
Expires
Never expires

Commentary

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Access

GLAM
Currently GLAM does not support event metrics.
Looker
BigQuery
In firefox_desktop.events and firefox_desktop.events > firefox_desktop.events
🔒 (event.category=serp and event.name=impression )
Data Catalog
metrics.event.serp_impression 🔒
STMO
Start a query in STMO 🔒 with the following SQL ➡