# Attribution API

Type: Technology

Source: Marketing Intelligence Brief — https://getmarketingbrief.com/entity/attribution-api
Canonical HTML page: https://getmarketingbrief.com/entity/attribution-api

## Recent coverage (1 stories)

### 18 Months Post-Cookie Delay: W3C's Attribution API Aims for Cross-Browser Ad Measurement
2026-07-20 05:25:00 · Sentiment: Bearish · Impact: 6/10 · Sources: 2

The World Wide Web Consortium is developing an Attribution API that would standardize browser-based ad measurement across Chrome, Safari, and Firefox. For marketers, this signals a potential end to fragmented attribution and a move toward privacy-safe, multi-browser conversion tracking. But adoption remains uncertain, and the industry must prepare for a new measurement paradigm.
Full story: https://getmarketingbrief.com/story/w3c-attribution-api-cross-browser-measurement-marketing

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