HelpDocs 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 2.9 for HelpDocs, and ranks ahead in 50% of the answers that name both.

Choose HelpDocs if…

Best customer-facing knowledge base
Worth considering for customer-facing documentation

Choose Slab if…

You want the brand AI engines rank higher (13.6 vs 2.9)
You want a free plan to start
You need SOC 2 Type 2 or SOC 3 or GDPR coverage
You prefer a larger, established vendor (11–50 employees)

AI visibility side by side

Latest weekly run · Nov 3

Metric	HelpDocs	Slab
Visibility score	2.9%	13.6%
Change vs last week	New	New
Rank in Knowledge Management	#24	#9
Share of voice	0.8%	3.5%
Mentions this run	4	20
Positive in AI answers	—	45%

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

Visibility score trend

Weekly runs over the last 60 days

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

Engine by engine

Slab leads on 2 of 3 engines

ChatGPT

3.3%

16.7%

AI Mode

5.4%

5.2%

Perplexity

19.1%

HelpDocsSlab

Head to head in AI answers

2 engine answers name both brands

1HelpDocs ranked higher

1Slab ranked higher

Prompt	Engine	HelpDocs	Slab
Which knowledge management tool has transparent pricing?	ChatGPT	#6	#4
Which Knowledge Management tools offer annual discounts?	ChatGPT	#4	#5

Features, pricing & fit

Dimension	HelpDocs	Slab
Pricing model	Per seat	Per seat
Entry price	$129 per seat / mo	Free; paid from $6.67 per seat / mo
Free plan	No · 14-day trial	Yes
Deployment	Hosted knowledge base with custom domain, SSL certificate, and subfolder hosting	Cloud-hosted on Google Cloud Platform
Compliance	—	SOC 2 Type 2, SOC 3, GDPR
Support	Priority support on the Enterprise plan, Written security reviews and a signed DPA on the Enterprise plan, Docs and help for HelpDocs on the company website	Help Center, Contact support, Email, Chat
Founded	2016	2016
Headquarters	London, United Kingdom	San Francisco, California
Employees	1–10	11–50
Funding	Bootstrapped	Undisclosed round (unverified) · $2M raised
Best for	Small and growing teams that want one maintained set of answers for customers, staff and AI tools, without a full support suite.	Non-technical and tech-savvy teams that want to share company knowledge in one place.