ShelfNext-generation knowledge and governance platform for accurate GenAI answers.
vs
TanaYour meetings. Minus the homework.
Comparison · Knowledge Management · weekly run Nov 3
Shelf vs Tana
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Shelf is the stronger AI pick in Knowledge Management: it has a visibility score of 1.5 versus 1.3 for Tana.
Choose Shelf if…
- You want the brand AI engines rank higher (1.5 vs 1.3)
- You need SOC 2 Type II or GDPR or CCPA coverage
- You prefer a larger, established vendor (51–200 employees)
- Recommended by analysts for knowledge management
Choose Tana if…
- You need SOC 2 Type 2 or GDPR compliant coverage
- powerful node-based outliner
- turns messy notes into structured networked hubs
- advanced AI-powered knowledge management
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Shelf | Tana |
|---|---|---|
| Visibility score | 1.5% | 1.3% |
| Change vs last week | New | New |
| Rank in Knowledge Management | #38 | #42 |
| Share of voice | 0.7% | 0.6% |
| Mentions this run | 4 | 3 |
| Positive in AI answers | 67% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Shelf 0pp · Tana 0pp over 0 weekly runs.
Engine by engine
Shelf leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
ShelfTana
Head to head in AI answers
0 engine answers name both brands
0Shelf ranked higher
0Tana ranked higher
Features, pricing & fit
| Dimension | Shelf | Tana |
|---|---|---|
| Pricing model | — | Per seat |
| Entry price | — | Free; paid from $19 per seat / mo |
| Free plan | — | Yes |
| Deployment | Cloud-hosted on AWS, with data centers in the US, Canada and EU | Desktop app for Mac, Windows and Linux, plus web |
| Compliance | SOC 2 Type II, GDPR, CCPA | SOC 2 Type 2, GDPR compliant |
| Support | Contact form on the website, Developer portal with API specs, cookbooks and SDKs | FAQ on tana.inc, Designated customer success manager on the Business plan |
| Headquarters | New York City, NY, United States | Palo Alto, CA, United States |
| Employees | 51–200 | 11–50 |
| Funding | Series B · $61M raised | Series A · $25M raised |
| Best for | Business and knowledge management teams that need governed enterprise knowledge, and technical teams that want a data layer under their own AI applications. | AI-native teams whose agents need meeting context |
Plans side by side
Shelf
Pricing not available.
Tana
Free$0free forever
Pro$19per member per month, billed monthly
Business$35per member per month, billed yearly (from price)
Pros and cons
Themes from the AI answers that mention each brand
Shelf
- Recommended by analysts for knowledge management
- Suited to customer-service and contact-center knowledge management
- Recommended for vendor landscape and competitive intelligence databases
Tana
- powerful node-based outliner
- turns messy notes into structured networked hubs
- advanced AI-powered knowledge management
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Shelf vs Tana”, https://slateindex.ai/compare/shelf-vs-tana, data of Nov 3, 2026. Licence: CC BY 4.0.