Tettra
Tettra
Tettra is a lightweight internal knowledge base built around deep Slack integration. Its AI assistant Kai answers questions asked directly in Slack channels and DMs by searching the connected knowledge base, routing unanswered questions to the right subject matter expert, and auto-generating FAQs from Slack conversation history. Content verification workflows and AI-powered semantic search keep the knowledge base current. Free tier available (with limits). Scaling plan at $8/user/month includes AI features. Best for Slack-centric teams of 10–100 who want knowledge management that lives where they already work.
Free: limited (no AI). Basic: $4/user/mo. Scaling: $8/user/mo (AI + analytics, 10-user min). Enterprise: custom.
Related platforms
Helpjuice
Helpjuice
Deep-customization knowledge base with powerful search analytics and full white-label branding.
Chatbase
Chatbase
No-code AI chatbot builder — train on your docs and deploy to your site in minutes.
ClickUp Brain
ClickUp
AI assistant integrated into ClickUp for project management, writing, search, and workflow automation.
Coda
Coda
Doc-database hybrid workspace with Coda AI, automation, and the unique Maker Billing model.