Real ChatGPT answer · index seed5UXxEnYfN94completeMarketing and advertising · web analyticscommercial

Why are my Google Ads conversions and GA4 purchases so different, and what is the best way to fix this data discrepancy?

ChatGPTgpt-62 queries11/1/2026
Download run

Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Why are my Google Ads conversions and GA4 purchases so different, and what is the best way to fix this data discrepancy?
2 real searches · 1 real-search pass
Google Ads conversions vs GA4 purchases discrepancies attribution conversion counting conversion date official documentationGoogle ↗
OBSERVEDReason
GA4 purchase event transaction_id deduplication Google Ads conversion tracking duplicate conversions Consent Mode official documentationGoogle ↗
OBSERVEDConsequence

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 (2)
Short factOther / navigationalComparisonConsequence50%Reason50%DefinitionInstructionYes / no

Classes come from the query-classifier (a local Laya model). 2 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT2 real searches · gpt-6
Google Ads conversions vs GA4 purchases discrepancies attribution conversion counting conversion date official documentation Google ↗
GA4 purchase event transaction_id deduplication Google Ads conversion tracking duplicate conversions Consent Mode official documentation Google ↗

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Google Ads conversions vs GA4 purchases discrepancies attribution conversion counting conversion date official documentation
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
GA4 purchase event transaction_id deduplication Google Ads conversion tracking duplicate conversions Consent Mode official documentation
OBSERVED
Google ↗
AI Mode ↗
—Consequence——1x
of 1