Data study · Q3 2026

Top cited domains in ChatGPT in Spain

The sources ChatGPT attaches to its answers when people in Spain ask it buying questions. Part of the study Which websites does AI cite in Spain?

8,173

answers analysed

42

brands

9.1

sources per answer

3.5%

of citations to the brand’s own site

What kind of sources ChatGPT cites

67% of ChatGPT’s citations go to company websites. Compared with the four engines together, it leans most towards government and public bodies: 11.7% of its citations, against 6.8% across all engines.

Share of citations by source type: ChatGPT against all engines

ChatGPT

Company websites 67%, Directories and marketplaces 12.3%, News and magazines 5%, Social networks and forums 1.1%, Public bodies and reference 14.5%

All engines

Company websites 72.6%, Directories and marketplaces 11.6%, News and magazines 4.3%, Social networks and forums 2.8%, Public bodies and reference 8.7%

The domains ChatGPT cites for the most brands

Ranked by the number of brands whose ChatGPT answers cite the domain, then by citations. The last column is the share of all ChatGPT answers in the study that cite it.

# Domain Type Brands Citations Answers citing it
1 elpais.com News media 36 591 6.1%
2 reddit.com Forums and Q&A 30 451 3.6%
3 cadenaser.com News media 23 146 1.7%
4 as.com News media 21 162 1.7%
5 trustpilot.com Directories, reviews and comparison sites 20 171 1.4%
6 boe.es Government and public bodies 17 725 3.4%
7 linkedin.com Social networks and video 17 83 0.7%
8 wikipedia.org Encyclopedias, research and documents 17 73 0.8%
9 paginasamarillas.es Directories, reviews and comparison sites 16 83 0.7%
10 ocu.org Directories, reviews and comparison sites 14 251 1.8%
11 comunidad.madrid Government and public bodies 14 121 1.1%
12 elespanol.com News media 13 63 0.7%
13 youtube.com Social networks and video 13 55 0.5%
14 gencat.cat Government and public bodies 13 50 0.6%
15 europapress.es News media 12 96 0.9%
16 juntadeandalucia.es Government and public bodies 12 88 0.7%
17 cylex.es Directories, reviews and comparison sites 11 34 0.3%
18 google.com Directories, reviews and comparison sites 11 27 0.2%
19 apple.com Company websites 10 635 3.6%
20 europa.eu Government and public bodies 10 186 1.5%
21 cronoshare.com Directories, reviews and comparison sites 10 72 0.7%
22 huffingtonpost.es News media 10 50 0.6%
23 elcorteingles.es Marketplaces and retailers 9 365 2.6%
24 interempresas.net Magazines and trade media 9 148 1.5%
25 europages.es Directories, reviews and comparison sites 9 147 1.1%
26 20minutos.es News media 9 74 0.7%
27 scribd.com Encyclopedias, research and documents 9 68 0.4%
28 sciencedirect.com Encyclopedias, research and documents 9 63 0.5%
29 elconfidencialdigital.com News media 9 28 0.3%
30 facebook.com Social networks and video 9 12 0.1%

Other engines

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