Which websites do AI engines cite most?
When an AI answers someone in your market, it leans on sources. The Mentionable Index tracks which ones, engine by engine, from real scans.
- Domains tracked
- 13,186
- Responses analyzed
- 333,258
- Engines queried
- 6
By market
Every market has its own reference sources. AI engines do not cite the same sites across them.
Beauty & cosmetics99domains trackedEducation & training216domains trackedMarketing & SEO agencies240domains trackedAI tools & assistants216domains trackedReal estate105domains trackedDeveloper tools & software197domains trackedE-commerce & online retail128domains trackedBusiness consulting203domains trackedFinance & banking113domains trackedMedia & publishing188domains trackedB2B SaaS171domains trackedManufacturing & industry101domains trackedConstruction & trades98domains trackedInsurance51domains trackedIT services & cybersecurity125domains trackedFashion, jewelry & luxury65domains trackedNonprofits & NGOs38domains trackedEvents & weddings75domains trackedTravel & tourism71domains trackedHealth & medical70domains trackedLogistics & transport63domains trackedFood & beverage73domains trackedEntertainment & music28domains trackedHospitality & restaurants35domains trackedSports & fitness108domains trackedHR & recruitment75domains trackedAutomotive35domains trackedSupplements & nutrition35domains tracked
Most cited domains
An engine lists more sources than it cites in its text. The last column is the share that makes it into the answer itself.
Methodology
AIO
333,258 AI responses analyzed, on 6 engines, from February 2026 to October 2026. Citations come from the prompts tracked on Mentionable.
Latest data point: . Updated weekly.
Full methodology