OutlineTeam knowledge base & wiki
vs
SlabBuild a culture of knowledge-sharing today.
Comparison · Knowledge Management · weekly run Nov 3
Outline vs Slab
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Slab is the stronger AI pick in Knowledge Management: it has a visibility score of 13.6 versus 1.9 for Outline.
Choose Outline if…
- You want a lower entry price ($4 vs $6.67)
- You need a self-hosted or on-premises option
- Flat tiers pricing suits your budget better than per seat
Choose Slab if…
- You want the brand AI engines rank higher (13.6 vs 1.9)
- AI answers describe it more positively (45% vs 0% positive)
- You need SOC 2 Type 2 or SOC 3 or GDPR coverage
- Per seat pricing suits your budget better than flat tiers
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Outline | Slab |
|---|---|---|
| Visibility score | 1.9% | 13.6% |
| Change vs last week | New | New |
| Rank in Knowledge Management | #34 | #9 |
| Share of voice | 0.4% | 3.5% |
| Mentions this run | 2 | 20 |
| Positive in AI answers | 0% | 45% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Outline 0pp · Slab 0pp over 0 weekly runs.
Engine by engine
Slab leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
OutlineSlab
Head to head in AI answers
0 engine answers name both brands
0Outline ranked higher
0Slab ranked higher
Features, pricing & fit
| Dimension | Outline | Slab |
|---|---|---|
| Pricing model | Flat tiers | Per seat |
| Entry price | Free; paid from $4 / mo | Free; paid from $6.67 per seat / mo |
| Free plan | Yes | Yes |
| Deployment | Cloud hosted or self-hosted on your own server | Cloud-hosted on Google Cloud Platform |
| Integrations | 20+ | — |
| Compliance | — | SOC 2 Type 2, SOC 3, GDPR |
| Support | Email support, Enterprise support contract | Help Center, Contact support, Email, Chat |
| Founded | 2020 | 2016 |
| Headquarters | San Francisco, California, US | San Francisco, California |
| Employees | 11–50 | 11–50 |
| Funding | Series A | Undisclosed round (unverified) · $2M raised |
| Best for | Teams that want a fast, collaborative knowledge base in the cloud or on their own server | Non-technical and tech-savvy teams that want to share company knowledge in one place. |
Plans side by side
Outline
Cloud: 1-10 team members$10month
Cloud: 11-100 team members$79month
Cloud: 101-200 team members$249month
On-Premises Community Edition$0
On-Premises Business$4user/month billed annually, 10 user minimum
On-Premises Enterprise$5user/month billed annually, 100 user minimum
Slab
Free$0user / month
Startup$6.67user / month billed annually
Business$12.5user / month billed annually
EnterpriseCustom
Pros and cons
Themes from the AI answers that mention each brand
Outline
Profile in progress.
Slab
- Clean interface and unified search across tools
- Clear public pricing
- Free tier for up to 10 users
- Focused, lightweight internal wiki for small teams
- Recommended for internal wikis and employee knowledge sharing
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Outline vs Slab”, https://slateindex.ai/compare/outline-vs-slab, data of Nov 3, 2026. Licence: CC BY 4.0.