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How can I set up custom events in GA4 to properly attribute conversions coming from AI chatbot referrals and SGE citations?

ChatGPTgpt-63 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
How can I set up custom events in GA4 to properly attribute conversions coming from AI chatbot referrals and SGE citations?
3 real searches · 1 real-search pass
GA4 create custom events event parameters custom channel group traffic source documentation Google AnalyticsGoogle ↗
OBSERVEDInstruction
Google Analytics 4 AI Overviews referral traffic analytics source medium documentationGoogle ↗
OBSERVEDReason
GA4 event-scoped custom dimensions traffic source session source medium documentationGoogle ↗
OBSERVEDReason

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

ChatGPT real searches (3)
Short factOther / navigationalComparisonConsequenceReason67%DefinitionInstruction33%Yes / no

Classes come from the query-classifier (a local Laya model). 3 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT3 real searches · gpt-6
GA4 create custom events event parameters custom channel group traffic source documentation Google Analytics Google ↗
Google Analytics 4 AI Overviews referral traffic analytics source medium documentation Google ↗
GA4 event-scoped custom dimensions traffic source session source medium documentation Google ↗

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
GA4 create custom events event parameters custom channel group traffic source documentation Google Analytics
OBSERVED
Google ↗
AI Mode ↗
—Instruction——1x
of 1
Google Analytics 4 AI Overviews referral traffic analytics source medium documentation
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
GA4 event-scoped custom dimensions traffic source session source medium documentation
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1