SlabBuild a culture of knowledge-sharing today.
vs
TettraAI powered knowledge base that answers questions for you in Slack
Comparison · Knowledge Management · weekly run Nov 3
Slab vs Tettra
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 7.2 for Tettra, and ranks ahead in 60% of the answers that name both.
Choose Slab if…
- You want the brand AI engines rank higher (13.6 vs 7.2)
- You want a free plan to start
- AI answers describe it more positively (45% vs 27% positive)
- You need SOC 2 Type 2 or SOC 3 or GDPR coverage
Choose Tettra if…
- Good option for internal company knowledge management
- Simple internal wiki with low administration
- Among highest-rated for willingness to recommend
- Offers a 30-day free trial
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Slab | Tettra |
|---|---|---|
| Visibility score | 13.6% | 7.2% |
| Change vs last week | New | New |
| Rank in Knowledge Management | #9 | #15 |
| Share of voice | 3.5% | 1.9% |
| Mentions this run | 20 | 11 |
| Positive in AI answers | 45% | 27% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Slab 0pp · Tettra 0pp over 0 weekly runs.
Engine by engine
Slab leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
SlabTettra
Head to head in AI answers
5 engine answers name both brands
3Slab ranked higher
2Tettra ranked higher
| Prompt | Engine | Slab | Tettra |
|---|---|---|---|
| Top knowledge management tool options for B2B SaaS companies | ChatGPT | #8 | #9 |
| How much does a knowledge management tool cost per month? | ChatGPT | #5 | #6 |
| Which Knowledge Management tools offer annual discounts? | ChatGPT | #5 | #1 |
| Which Knowledge Management tools offer annual discounts? | Perplexity | #2 | #1 |
| Where can I sign up for a knowledge management tool? | Perplexity | #4 | #6 |
Features, pricing & fit
| Dimension | Slab | Tettra |
|---|---|---|
| Pricing model | Per seat | Per seat |
| Entry price | Free; paid from $6.67 per seat / mo | $8 per seat / mo |
| Free plan | Yes | No · 30-day trial |
| Deployment | Cloud-hosted on Google Cloud Platform | Cloud only; self-hosting not offered |
| Compliance | SOC 2 Type 2, SOC 3, GDPR | — |
| Support | Help Center, Contact support, Email, Chat | Help center, Live chat, Priority support on Enterprise plan |
| Founded | 2016 | 2015 |
| Headquarters | San Francisco, California | Boston, MA, United States |
| Employees | 11–50 | 1–10 |
| Funding | Undisclosed round (unverified) · $2M raised | Seed |
| Best for | Non-technical and tech-savvy teams that want to share company knowledge in one place. | Small and mid-market businesses of 10 to 500 employees that rely heavily on Slack |
Plans side by side
Slab
Free$0user / month
Startup$6.67user / month billed annually
Business$12.5user / month billed annually
EnterpriseCustom
Tettra
Scaling$8user/month, 10 user minimum
EnterpriseCustomcustom pricing, contact sales
Pros and cons
Themes from the AI answers that mention each brand
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
Tettra
- Good option for internal company knowledge management
- Simple internal wiki with low administration
- Among highest-rated for willingness to recommend
- Offers a 30-day free trial
- Discount of 20%
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Slab vs Tettra”, https://slateindex.ai/compare/slab-vs-tettra, data of Nov 3, 2026. Licence: CC BY 4.0.