Mentionable Index
ChatGPT
Perplexity
Gemini
AIOGoogle AI Overview
CopilotGoogle AI Mode
Claude
Grok
Is en.wikipedia.org cited by AI?
Yes. From February 2026 to September 2026, en.wikipedia.org was found 2,798 times across 2,060 AI responses analyzed by Mentionable. ChatGPT cites it most often (1,559 times).
An engine lists more sources than it cites in its text. Here, 94% of citations appear in the answer itself: the rest sits in the list of sources, outside the text.
2,798
Citations
94%
Visible in answer
635
Pages cited
8
Engines
Which engines cite it
Engines do not lean on the same sources, and do not put them in their text the same way.
EngineCitationsVisible
1,55994%
594100%
211100%
AIO142100%
111100%
11134%
56100%
140%
What AI engines look for on en.wikipedia.org
635 distinct URLs from this domain were recorded. Citations concentrate on these sections.
/wiki
100%
Month by month
6
Feb 26
176
Mar 26
456
Apr 26
560
May 26
510
Jun 26
830
Jul 26
214
Aug 26
46
Sep 26
In which markets
AI tools & assistants840Finance & banking784Nonprofits & NGOs258Education & training157Fashion, jewelry & luxury120Real estate118Marketing & SEO agencies90Manufacturing & industry65Insurance59Developer tools & software53Media & publishing52Beauty & cosmetics37B2B SaaS26Entertainment & music22Events & weddings22Business consulting17IT services & cybersecurity13Construction & trades12Logistics & transport12Travel & tourism9Automotive8E-commerce & online retail7Food & beverage5Health & medical4
Frequently asked questions
Which AI engines cite en.wikipedia.org?
7 engines cite en.wikipedia.org over the period: ChatGPT (1,559), Perplexity (594), Gemini (211), Google AI Overview (142), Copilot (111), Google AI Mode (111), and Claude (56). Every tracked engine has cited it.
Do AI engines put en.wikipedia.org in the text of their answers?
94% of en.wikipedia.org citations appear in the text of the answer, the rest sits in the list of sources. Perplexity puts it in its text most often (100%).
Which pages of en.wikipedia.org do AI engines cite?
Citations cover 635 distinct URLs and concentrate on /wiki (100%).
Where does en.wikipedia.org rank among the sources cited in AI tools & assistants?
en.wikipedia.org ranks 10th of 3,981 domains recorded in AI tools & assistants, with 840 citations in this sector.
And on your own domain, rather than en.wikipedia.org?
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Other sources cited in AI tools & assistants
| # | Domain | Citations |
|---|---|---|
| 1 | 4,107 | |
| 2 | 2,556 | |
| 3 | 2,036 | |
| 4 | 1,944 | |
| 5 | 1,555 | |
| 6 | 1,423 | |
| 7 | 1,331 | |
| 8 | 859 | |
| 9 | 813 | |
| 10 | 706 |