A home for every question, every answer and every company
Give your customers a single place to find answers, get immediate help from AI, and talk to your team.
Knowledge base, Ask AI and Customer Inbox all in one
Knowledge base
A home for every answer. Write your own or generate with AI. Turn your help articles into your first responder.
Ask AI
Accurate AI answers from your docs. Built for technical B2B support with smart escalation to your team.

Customer inbox
One inbox for all customer requests. Shared, branded, and built to cut down your queue.

Engineered with enterprise-level security. Built for everyone.
We don't see security as a set of badges, but as a core engineering principle. Every part of our platform is architected to protect your data.
GDPR COMPLIANT
SOC2 TYPE II
Ready to get started?
Join the teams who rely on Plain to provide world-class support to their customers.