About Plain
Plain is a B2B support platform that leverages AI to deliver efficient support across Slack, MS Teams, Discord, and email. It serves mid-market and enterprise teams seeking to consolidate, understand, and scale their customer support operations while moving beyond traditional ticket responses.

Key Features
Plain targets multi-channel support workflows, letting teams handle conversations from Slack, Microsoft Teams, Discord, and email in one place. It emphasizes AI-assisted replies and shared context to speed resolution:
AI-Powered Support Engine
Automatically suggests replies and surfaces relevant context across channels to speed issue resolution.
Multi-Channel Integrations
Supports Slack, Microsoft Teams, Discord, email, and more, centralizing interactions in one place.
Conversation Consolidation & Insights
Aggregates conversations from all channels into a single view, helping teams spot trends and inform decisions.
Scalability & Agent Collaboration
Enables team workflows to handle higher volumes while preserving customer relationships; supports shared queues, assignments, and cross-agent notes.
Summary
Best for mid-market and enterprise support teams, customer success operations, and IT or ops teams coordinating cross-channel service.
Pricing
View pricingFoundation
$39 / monthly
- 1 Seat included
- 50 Ari AI Resolutions
- Slack, email, and chat
- Linear and Jira integration
- Customer cards
- AI workflow features
- Onboarding
- Self-Serve Onboarding
- Email Support
- 5 Seat Cap
Expansion
$299 / monthly
- 3 Seats included
- 250 Ari AI Resolutions
- Everything within Foundation, plus
- MS Teams and Discord
- SLAs
- Business Hours
- Escalation Paths
- Help Center and Knowledge Base
- CRM Integrations
- Data Importers
- Slack Discussions
- AI Suggested Responses
- Reporting Themes Included
- Onboarding
- Self-Serve Onboarding
- Email + Chat Support
- 10 Seat Cap
Frontier
$1,055 / monthly
- 6 Seats included
- 500 Ari AI Resolutions
- Everything within Expansion, plus
- Multiple Workspaces
- Custom Contracting
- Business Hours
- Custom Security
- SSO and SCIM
- CRM Integrations
- Reporting Themes Included
- Onboarding
- White Glove Onboarding
- Dedicated CSM
- Ongoing Slack Support
- Priority Email + Chat Support
- Agent Ari