Misquoted Confidence: high
Primary source found, but the way it is quoted changes the subject, metric, population or precision.
Safe rephrasing
Google says the 1–10 Quality Score is a diagnostic tool, not an input in the ad auction; real-time ad quality signals are what affect Ad Rank.
What the source says
Quality Score is not an input in the ad auction. It’s a diagnostic tool to identify how ads that show for certain keywords affect the user experience.
Google Ads Help — About Quality Score for Search campaigns
- Commonly cited as
- "Raise Quality Score to cut CPCs"
- True origin
- Google Ads Help — About Quality Score for Search campaigns
- Type
- Stat check: A widely repeated statistic traced back to its origin.
- Year
- Current documentation
- Data as of
- Documentation read on 2026-10-17
- Last checked
- Method & sample
- Official Google documentation (current version read Oct. 17, 2026).
- Drift between quote and source
- Type: a 1–10 diagnostic summary presented as the auction input; the auction uses real-time quality signals instead
- Interest
- Google sells the ads it is describing.