Google Ads Now Shows Advertisers Exact Invalid Traffic Credits

By Amara Osei

Google Ads now tells advertisers exactly how much money it credits them for invalid traffic (IVT, ad impressions generated by bots or non-human activity rather than genuine interest). The company announced a new feature today, the Invalid Traffic Overview Card, which for the first time breaks down the dollar amount a campaign saved from Google's IVT blocking and how much Google credited back as a result.

The move answers a long-standing complaint: advertisers have grappled with a lack of transparency into how they are compensated for ads inevitably served to bots. A Google spokesperson told AdExchanger that the company rolled out the feature precisely because it heard those complaints.

How does the credit system work?

Google's ad platform has long run its own IVT-detection technology. The system attempts to filter invalid traffic before the advertiser is billed, the spokesperson said. "Or we issue an automatic credit as a billing adjustment on their next invoice when it's detected later, where appropriate and possible."

Google's platform doesn't just filter out malicious bots. "Google's systems analyze all traffic, including agentic activity, to determine if there is genuine interest in a business," the spokesperson said. In other words, traffic from AI agents now sits inside the same screening pool as classic bot traffic.

The mechanics are straightforward. Google aims to filter out any traffic it decides is not serving the advertiser's business interest before the end of the billing cycle, so no credit is needed. If "ongoing analysis" detects the IVT after billing closes, a credit gets applied.

The credit equals the ad spend. "So, if $100 of spend was deemed as invalid traffic and detected after the end of the billing cycle, then a credit is issued for that $100," the spokesperson said. "These credits are applied automatically as a billing adjustment that reduces the amount owed on their next invoice."

There are no restrictions on which ad inventory these credits can cover, according to the spokesperson.

Does Google claim its detection is improving?

Yes, and it attributes the gains to AI. Google says recent AI-driven enhancements have improved its IVT detection methods, pointing to a 40% reduction in ads served to invalid traffic between 2023 and 2024.

That figure is Google's own, and the new card does not open the detection methodology itself to outside audit. Third-party IVT-detection platforms likewise attempt to credit advertisers for wasted spend — but, as the reporting notes, Google has direct insight into what happens on its platform and can more easily catch IVT before the advertiser gets billed for it. The referee and the scorekeeper remain the same company.

Why now?

The timing tracks the growth of automated traffic. Recent research from cybersecurity group Thales found that automated traffic has eclipsed human traffic, accounting for 53% of online activity this year, up from 51% last year. Ad verification platform DoubleVerify reported that the growing popularity of generative AI, and a related uptick in AI scraping activity, drove IVT up 86% year over year in late 2024.

No advertiser wants to pay for impressions that have no chance of leading to a purchase or conversion. The new card gives advertisers visibility into how many bots their budget avoids — but visibility into outcomes is not visibility into how Google classifies the traffic in the first place. Advertisers wanting to verify the numbers themselves will still need to lean on third-party measurement.