Criterion
Chatwoot
Sarrai
What it's built for
Customer support through a single omnichannel inbox.
Internal knowledge for your team, with customer chat as an option.
How you pay
Per user per month, plus credits for AI.
Fixed monthly price on conversation volume.
AI included
Captain AI on credits, with extra charges above your bundle.
Yes, in every plan.
Getting started
Free Hacker for 2 users, or $19 per user.
€149 per month for 500 conversations, first 30 days free.
Number of users
Every extra colleague costs more.
Unlimited, no cost per person.
Number of conversations
Unlimited on paid plans (with fair use), 500 per month on free.
Per plan, from 500 to 10,000 and beyond.
Where your data lives
On AWS in the United States.
In the EU, guaranteed on every plan.
GDPR
Europe only if you host it yourself.
By default, everything stays in Europe.
Open source
Yes, the core under the MIT license.
No, fully managed for you.
Self-hosting
Possible. You provide Linux, PostgreSQL and Redis.
Not needed.
A knowledge base that grows with you
Captain spots missing answers, though somewhat more limited.
Sarrai writes draft articles from the gaps it notices.
Language & market
English first, team spread across the US and India.
Dutch from the start, a Belgian company.
Setup cost
None in the cloud; your own infrastructure and maintenance when self-hosting.
None.