ShelfNext-generation knowledge and governance platform for accurate GenAI answers.

SlabBuild a culture of knowledge-sharing today.

Comparison · Knowledge Management · weekly run Nov 3

Shelf 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 1.5 for Shelf, and ranks ahead in 100% of the answers that name both.

Choose Shelf if…

AI answers describe it more positively (67% vs 45% positive)
You need SOC 2 Type II or CCPA coverage
You prefer a larger, established vendor (51–200 employees)
Recommended by analysts for knowledge management

Choose Slab if…

You want the brand AI engines rank higher (13.6 vs 1.5)
You need SOC 2 Type 2 or SOC 3 coverage
Clean interface and unified search across tools
Clear public pricing

AI visibility side by side

Latest weekly run · Nov 3

Metric	Shelf	Slab
Visibility score	1.5%	13.6%
Change vs last week	New	New
Rank in Knowledge Management	#38	#9
Share of voice	0.7%	3.5%
Mentions this run	4	20
Positive in AI answers	67%	45%

The stronger value in each row is marked with a ✓.

Visibility score trend

Weekly runs over the last 60 days

Shelf 0pp · Slab 0pp over 0 weekly runs.

Engine by engine

Slab leads on 3 of 3 engines

ChatGPT

1.9%

16.7%

AI Mode

5.2%

Perplexity

2.6%

19.1%

ShelfSlab

Head to head in AI answers

1 engine answers name both brands

0Shelf ranked higher

1Slab ranked higher

Prompt	Engine	Shelf	Slab
Official website of the top knowledge management tool vendors	Perplexity	#17	#9

Features, pricing & fit

Dimension	Shelf	Slab
Pricing model	—	Per seat
Entry price	—	Free; paid from $6.67 per seat / mo
Free plan	—	Yes
Deployment	Cloud-hosted on AWS, with data centers in the US, Canada and EU	Cloud-hosted on Google Cloud Platform
Compliance	SOC 2 Type II, GDPR, CCPA	SOC 2 Type 2, SOC 3, GDPR
Support	Contact form on the website, Developer portal with API specs, cookbooks and SDKs	Help Center, Contact support, Email, Chat
Founded	—	2016
Headquarters	New York City, NY, United States	San Francisco, California
Employees	51–200	11–50
Funding	Series B · $61M raised	Undisclosed round (unverified) · $2M 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.	Non-technical and tech-savvy teams that want to share company knowledge in one place.