DABYTE INDEX · HEAD-TO-HEAD
Notion vs Slack: which is more visible in AI answers?
Answer. Notion is more visible — 41.7% share of answer against 33.3% for Slack, a gap of 8.4 points in the DABYTE AI Visibility Index (2026-08-01). Notion ranks #1, Slack ranks #3 of 20 tracked brands.
Measured · panel of 12 prompts · methodology
Side by side
| Engine | Notion | Slack |
|---|---|---|
| openai | 41.7% | 33.3% |
| perplexity | 41.7% | 33.3% |
| Overall | 41.7% | 33.3% |
| Rank | #1 | #3 |
| Quadrant | Niche (visibility gap) | Niche (visibility gap) |
Visibility is not market share: it measures whether an engine names the brand when a buyer asks the category question, nothing more.