AI assistants most often recommend Notion for knowledge base software in 🇺🇸 United States (English), naming it in 100% of the buyer questions we tested, followed by Confluence and GitHub Wiki. We asked an AI model the questions buyers ask about knowledge base software and tallied which brands it named most — "share of voice" in AI answers, who AI recommends when no human is watching.
| # | Brand | AI share of voice |
|---|---|---|
| 1 | Notion | 6/6 (100%) |
| 2 | Confluence | 6/6 (100%) |
| 3 | GitHub Wiki | 6/6 (100%) |
| 4 | Zendesk | 1/6 (17%) |
| 5 | Freshdesk | 1/6 (17%) |
Method: 6 representative buyer questions via a large language model, 🇺🇸 United States (English). Updated 6/11/2026. A proxy for how AI assistants describe this category.
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