Stonly vs Tettra

Which one do AI engines recommend, and how do they differ on price, fit and features?

The short answer

Tettra is the stronger AI pick in Knowledge Management: it has a visibility score of 7.2 versus 4.5 for Stonly, and ranks ahead in 67% of the answers that name both.

Choose Stonly if…

You want a free plan to start
AI answers describe it more positively (62% vs 27% positive)
You need HIPAA or GDPR or SOC 2 Type 2 coverage
You prefer a larger, established vendor (51–200 employees)

Choose Tettra if…

You want the brand AI engines rank higher (7.2 vs 4.5)
Per seat pricing suits your budget better than flat tiers
Good option for internal company knowledge management
Simple internal wiki with low administration

AI visibility side by side

Latest weekly run · Nov 3

Metric	Stonly	Tettra
Visibility score	4.5%	7.2%
Change vs last week	New	New
Rank in Knowledge Management	#19	#15
Share of voice	1.6%	1.9%
Mentions this run	8	11
Positive in AI answers	62%	27%

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

Visibility score trend

Weekly runs over the last 60 days

Stonly 0pp · Tettra 0pp over 0 weekly runs.

Engine by engine

Tettra leads on 2 of 3 engines

ChatGPT

1.9%

10.4%

AI Mode

8.5%

1.7%

Perplexity

3.1%

9.6%

StonlyTettra

Head to head in AI answers

3 engine answers name both brands

1Stonly ranked higher

2Tettra ranked higher

Prompt	Engine	Stonly	Tettra
Which Knowledge Management vendors do analysts recommend?	ChatGPT	#14	#15
Which knowledge management tool offers a free trial?	Perplexity	#2	#1
Official website of the top knowledge management tool vendors	ChatGPT	#16	#11

Features, pricing & fit

Dimension	Stonly	Tettra
Pricing model	Flat tiers	Per seat
Entry price	Contact sales	$8 per seat / mo
Free plan	Yes	No · 30-day trial
Deployment	—	Cloud only; self-hosting not offered
Compliance	HIPAA, GDPR, SOC 2 Type 2	—
Support	Priority support, Dedicated customer success	Help center, Live chat, Priority support on Enterprise plan
Founded	2018	2015
Headquarters	Paris, France	Boston, MA, United States
Employees	51–200	1–10
Funding	Series A · $26M raised	Seed
Best for	Customer support teams that need step-by-step guidance for agents and self-serve knowledge for customers	Small and mid-market businesses of 10 to 500 employees that rely heavily on Slack