NotionThe AI workspace that works for you.
vs
ShelfNext-generation knowledge and governance platform for accurate GenAI answers.
Comparison · Knowledge Management · weekly run Nov 3
Notion vs Shelf
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Notion is the stronger AI pick in Knowledge Management: it has a visibility score of 57.4 versus 1.5 for Shelf, and ranks ahead in 100% of the answers that name both.
Choose Notion if…
- You want the brand AI engines rank higher (57.4 vs 1.5)
- You need ISO 27001 or ISMAP or BSI C5 or ISO 27017 or ISO 27018 or ISO 27701 or HIPAA coverage
- You prefer a larger, established vendor (501–1,000 employees)
- flexible all-in-one workspace
Choose Shelf if…
- AI answers describe it more positively (67% vs 40% positive)
- Recommended by analysts for knowledge management
- Suited to customer-service and contact-center knowledge management
- Recommended for vendor landscape and competitive intelligence databases
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Notion | Shelf |
|---|---|---|
| Visibility score | 57.4% | 1.5% |
| Change vs last week | New | New |
| Rank in Knowledge Management | #1 | #38 |
| Share of voice | 10.9% | 0.7% |
| Mentions this run | 58 | 4 |
| Positive in AI answers | 40% | 67% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Notion 0pp · Shelf 0pp over 0 weekly runs.
Engine by engine
Notion leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
NotionShelf
Head to head in AI answers
2 engine answers name both brands
2Notion ranked higher
0Shelf ranked higher
| Prompt | Engine | Notion | Shelf |
|---|---|---|---|
| Official website of the top knowledge management tool vendors | ChatGPT | #2 | #15 |
| Official website of the top knowledge management tool vendors | Perplexity | #2 | #17 |
Features, pricing & fit
| Dimension | Notion | Shelf |
|---|---|---|
| Pricing model | Per seat | — |
| Entry price | Free; paid from $10 per seat / mo | — |
| Free plan | Yes | — |
| Deployment | Cloud-hosted, with web, desktop and mobile apps | Cloud-hosted on AWS, with data centers in the US, Canada and EU |
| Compliance | SOC 2 Type II, ISO 27001, ISMAP, BSI C5, ISO 27017, ISO 27018, ISO 27701, HIPAA, GDPR, CCPA | SOC 2 Type II, GDPR, CCPA |
| Support | Help button in the app, Priority support, Premium support (custom), Customer success manager (Enterprise) | Contact form on the website, Developer portal with API specs, cookbooks and SDKs |
| Founded | 2016 | — |
| Headquarters | San Francisco, California, United States | New York City, NY, United States |
| Employees | 501–1,000 | 51–200 |
| Funding | Tender offer · $335M raised | Series B · $61M raised |
| Best for | Individuals, small teams, growing businesses and enterprises that want docs, databases and AI agents in one workspace | Business and knowledge management teams that need governed enterprise knowledge, and technical teams that want a data layer under their own AI applications. |
Plans side by side
Notion
Free$0per member / month
Plus$10per member / month
Business$20per member / month
EnterpriseCustomcustom pricing
Shelf
Pricing not available.
Pros and cons
Themes from the AI answers that mention each brand
Notion
- flexible all-in-one workspace
- strong for knowledge management and team wikis
- combines docs, databases, and project tracking
- robust free plan for small teams
- high user satisfaction and usability ratings
Shelf
- Recommended by analysts for knowledge management
- Suited to customer-service and contact-center knowledge management
- Recommended for vendor landscape and competitive intelligence databases
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Notion vs Shelf”, https://slateindex.ai/compare/notion-vs-shelf, data of Nov 3, 2026. Licence: CC BY 4.0.