AI search citation data
How ChatGPT and Google cite the web.
Rankings of the domains ChatGPT and Google cite, and the split between the two. Updated October 8, 2026. This data is accumulated from multiple sources and internal training data, which helps us get the client cited.
Top five in the ranking
Google 95.6%ChatGPT 4.4%
youtube.com leads at 24.0% of mentions in this ranking.
- 1
youtube.com24.0%
- 2
reddit.com13.8%
- 3
google.com9.8%
- 4
bankrate.com3.8%
- 5
facebook.com3.4%
5.4M mentions in this ranking.
Citations
Who the answer names.
Domains that show up when ChatGPT and Google cite the web.
Top cited domains
The ten domains cited most often across ChatGPT and Google.
Top social sources
YouTube, Reddit, Facebook, LinkedIn, and the other social hosts in the ranking.
Top UGC sources
Reddit, Quora, Wikipedia, and Stack Overflow when they are cited.
quora.com6.0%
Top news publishers
Editorial outlets that reached the ranking.
investopedia.com38.6%
cnbc.com22.7%
finance.yahoo.com21.4%
US health sources
Clinics, the CDC, and health publishers in the ranking.
clevelandclinic.org18.3%
mayoclinic.org16.8%
cdc.gov14.6%
Shopping
Who gets the product mention.
Retailers and brands that show up when the answer is a product.
The index
Where the mentions sit.
How the mentions split between ChatGPT and Google.
How this data is built
01
Accumulated
This data is accumulated from multiple sources and internal training data, which helps us get the client cited.
02
Ranked
The chart names the domains and the split between ChatGPT and Google. www is folded into the registrable host.
03
Cited on the industry page
Each industry chart names one of these rankings as its source, so the figure and the study stay tied together.
Perplexity and Gemini are not in this split. An AI Overview coverage rate is not published here as if it were measured.