Best Knowledge Base Tools

Compare the best knowledge base tools for support teams. Find tools that help AI draft better responses and help customers self-serve.

Feature Comparison

FeatureRelayMultiple
Relay
Full AI email support
KB that directly powers AI email drafts
Help Scout Docs
Full AI email support
Customer-facing help center
Zendesk Guide
Full AI email support
Enterprise KB with AI search
Freshdesk KB
Full AI email support
KB included in help desk
Notion
Full AI email support
Flexible team knowledge management

Key Differences

AI Focus

Relay

Purpose-built AI email drafting

Multiple

General-purpose tools

Relay leads for AI email support

Workflow

Relay

Draft & review with human oversight

Multiple

Varies by tool

Relay's approach balances speed and accuracy

Setup

Relay

Connect email + add KB in minutes

Multiple

Varies — some need weeks

Relay is fastest to deploy

Pricing Comparison

Relay

  • Starter$49/mo
  • Professional$99/mo
  • Business$249/mo

Multiple

  • RelayVaries
  • Help Scout DocsVaries
  • Zendesk GuideVaries
  • Freshdesk KBVaries
  • NotionVaries

Relay offers competitive pricing starting at $49/mo with AI included.

Who Should Choose What?

Choose Relay if you...

  • AI-first email support
  • Draft & review workflow
  • Quick setup
  • Multi-LLM flexibility

Choose Multiple if you...

  • Full omnichannel platform
  • Specific integrations
  • Phone/chat focus

Frequently Asked Questions

What is the best KB tool for AI support?

Relay's built-in KB directly powers AI draft generation. Other KBs require integration.

Do I need a knowledge base for AI support?

Yes. KB content gives AI context to generate accurate email drafts. Relay includes a KB purpose-built for AI.

Can I use my existing KB with Relay?

Relay has its own KB designed to feed AI drafts. You can migrate content from other KBs.

Try the #1 AI Email Support Tool

Start your free trial and see why Relay is the top choice for AI-powered email support.