browser.md

Browser Attributes

• Stable Attributes
  • browser.name
  • browser.report.type
  • browser.script.invoker
  • browser.script.invoker_type
  • browser.script.source_char_position
  • browser.version
  • browser.web_vital.fcp.value
  • browser.web_vital.fp.value
  • browser.web_vital.ttfb.request_time
  • browser.web_vital.ttfb.value

Stable Attributes

browser.name

The name of the browser.

Property	Value
Type	string
Has PII	maybe
Exists in OpenTelemetry	No
Example	Chrome
Aliases	sentry.browser.name

browser.report.type

A browser report sent via reporting API..

Property	Value
Type	string
Has PII	maybe
Exists in OpenTelemetry	No
Example	network-error

browser.script.invoker

How a script was called in the browser.

Property	Value
Type	string
Has PII	maybe
Exists in OpenTelemetry	No
Example	Window.requestAnimationFrame

browser.script.invoker_type

Browser script entry point type.

Property	Value
Type	string
Has PII	maybe
Exists in OpenTelemetry	No
Example	event-listener

browser.script.source_char_position

A number representing the script character position of the script.

Property	Value
Type	integer
Has PII	maybe
Exists in OpenTelemetry	No
Example	678

browser.version

The version of the browser.

Property	Value
Type	string
Has PII	maybe
Exists in OpenTelemetry	No
Example	120.0.6099.130
Aliases	sentry.browser.version

browser.web_vital.fcp.value

The time it takes for the browser to render the first piece of meaningful content on the screen

Property	Value
Type	double
Has PII	maybe
Exists in OpenTelemetry	No
Example	547.6951
Aliases	fcp

browser.web_vital.fp.value

The time in milliseconds it takes for the browser to render the first pixel on the screen

Property	Value
Type	double
Has PII	maybe
Exists in OpenTelemetry	No
Example	477.1926
Aliases	fp

browser.web_vital.ttfb.request_time

The time it takes for the server to process the initial request and send the first byte of a response to the user's browser

Property	Value
Type	double
Has PII	maybe
Exists in OpenTelemetry	No
Example	1554.5814
Aliases	ttfb.requestTime

browser.web_vital.ttfb.value

The value of the recorded Time To First Byte (TTFB) web vital in Milliseconds

Property	Value
Type	double
Has PII	maybe
Exists in OpenTelemetry	No
Example	194.3322
Aliases	ttfb