What are the top 3 global online marketplaces?
Asked "What are the top 3 global online marketplaces?", ChatGPT, Copilot, Gemini, Google AI Mode and Perplexity named 9 distinct names across 5 answers on September 9, 2026, and 4 of them in two or more answers, and all 5 engines agreed on Amazon, the only name every engine named.
4 of 9 names confirmed · named in 2 or more of 5 answers · asked September 9, 2026 · 5 engines
The top online marketplaces are Amazon, eBay, and Etsy, although the ranking can vary depending on the region or criteria used. Amazon is widely recognized as a global leader in e-commerce, while eBay and Etsy are also major players in their respective niches. Other marketplaces, such as Alibaba Group, Pinduoduo, and Walmart, also have significant presence globally or in specific regions.
- 1Amazonnamed in 5 of 5 answers
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- 2eBaynamed in 3 of 5 answers
- 3Alibaba Groupnamed in 2 of 5 answers
- 4Temunamed in 2 of 5 answers
- 5Walmart Marketplacenamed in 1 of 5 answersone answer
- 6Etsynamed in 1 of 5 answersone answer
- 7PDD Holdingsnamed in 1 of 5 answersone answer
- 8Pinduoduonamed in 1 of 5 answersone answer
- 9Walmartnamed in 1 of 5 answersone answer
The full measurement
- The position each of the 5 engines gave all 9 names.
- How many of the 5 answers named each of them.
- 17 sampled observations behind this ranking, and where the engines disagree.
- Fan-out — the query each engine actually searched.
- Every citation, and the sources nobody cited.