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conformance · v144

v144 · deprecate-and-remove-attribution-reporting-api — conformance probe

4 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://wicg.github.io/attribution-reporting-api chromestatus: #6320639375966208 generated 2026-06-01T08:03:56Z by conformance-author-v1-subagent
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id contract kind verdict detail
attributionreporting-attr-removed The attributionreporting content attribute on <a> and <img> no longer functions; navigator.attributionReporting is undefined. spec ↗ script
attribution-reporting-fetch-option-rejected fetch() with an attributionReporting option no longer triggers any registration; the option is silently ignored. Testable: the option name is not enumerated on Request prototype. spec ↗ script
permissions-policy-attribution-reporting-removed The 'attribution-reporting' permissions-policy feature is no longer enumerated. spec ↗ script
no-window-fence-reporter window.fence (where attribution events could be reported from a fenced frame) is undefined in normal documents. spec ↗ script