Google's New Privacy Policy Makes the Gmail-to-Ad Pipeline Official
Google has quietly updated its privacy policy to confirm what many suspected: if you let its AI tools read your Gmail, Photos, or Drive data, that information can feed into ad targeting.
The updated policy, effective October 16, 2026, states that users who choose to connect services like Gmail, Google Photos, and Drive to Search or Gemini are allowing Google to use that data to personalise content, including ads. The revision was first spotted by Android Authority.
The key line buried in the policy: "Search may process some of the data that you allow Search to access to personalize content, including ads."
To be fair, Google isn't doing this by default. The policy explicitly states that Gmail, Drive, and Photos content won't be used for ad personalisation unless you actively opt in by making that data available to other Google services. The mechanism here is Personal Intelligence, a feature Google announced in January 2026 that lets users connect apps like Gmail and YouTube to Gemini for more contextually aware AI responses.
Once you turn that on, the data flowing into your AI answers doesn't stay walled off from the ad side of Google's business. That's the trade-off. Gemini or AI Mode in Search gets smarter about your life, and Google's ad systems get smarter about you too.
Personal Intelligence is currently rolling out in beta to users over 18 worldwide, though people in the UK, EU, Switzerland, and Nigeria are excluded for now. Presumably regulators in those regions would have thoughts.
Users who want to limit exposure can disconnect individual apps from Personal Intelligence or turn off Personalized Recommendations entirely through Google's Search Services Personalization settings.
Meanwhile, OpenAI is doing its own ad expansion. Having started showing ads to logged-in US users on free and ChatGPT Go tiers in January, it's now extended advertising to 89 countries total, adding 26 more this week including markets across Latin America, Europe, Africa, and Asia. OpenAI has been at pains to stress that advertiser data and conversation data are kept separate, that ads don't influence answers, and that user data isn't sold. The ads are clearly labelled and sit apart from responses.
Two of the biggest AI platforms, two different approaches to monetisation. Google's is more entangled with its existing ad infrastructure by design. OpenAI's is at least architecturally separate, for now.
Users connecting their personal accounts to AI tools should understand what they're actually trading.