Can I try Plain before paying?

Yes, Plain offers a 7-day free trial with no credit card required.

Ari is an AI agent that talks to customers and resolves issues across any support channel, freeing your human team for complex, revenue-impacting interactions.

Sidekick is an internal AI assistant that helps your team with customer work. It is fully aware of customer context, product knowledge, and historical interactions, allowing you to draft replies and find answers without leaving Plain.

What channels does Plain support?

Plain supports Slack, Microsoft Teams, Discord, email, in-app chat, Help Center, and a headless portal for customer support.

Yes, Plain is API-first, meaning everything you see in the product can be done programmatically, allowing complete customization and extensibility.

Customer Support & Success

Plain

AI support infrastructure for B2B teams built composable and API-first

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Community votes: 0
Followers: 0
Domain Rating by Ahrefs: 72 no change since last check

DR checked 2026-10-03, last changed 2026-10-03.

Overview

Plain is composable AI support infrastructure that gives B2B teams complete flexibility to build support their way through no-code or all-code approaches.

FAQ

Can I try Plain before paying?: Yes, Plain offers a 7-day free trial with no credit card required.
What is Ari?: Ari is an AI agent that talks to customers and resolves issues across any support channel, freeing your human team for complex, revenue-impacting interactions.
What is Sidekick?: Sidekick is an internal AI assistant that helps your team with customer work. It is fully aware of customer context, product knowledge, and historical interactions, allowing you to draft replies and find answers without leaving Plain.
What channels does Plain support?: Plain supports Slack, Microsoft Teams, Discord, email, in-app chat, Help Center, and a headless portal for customer support.
Is Plain API-first?: Yes, Plain is API-first, meaning everything you see in the product can be done programmatically, allowing complete customization and extensibility.

Key features

Ari AI agent for customer interactions
Sidekick internal AI assistant
Unified inbox for Slack, Teams, Discord, and email
Workflow automation and auto-routing
Insights for trend detection and analytics
API-first architecture and GraphQL
Help Center and knowledge base
Lookup codebase integration powered by Cursor

Pricing

Foundation plan $45/user/month billed annually with 1,000 credits/month; Horizon plan $99/user/month billed annually with 2,500 credits/month; Frontier plan with custom pricing for larger organizations. 7-day free trial available with no credit card required.

Link metrics

Majestic link data for plain.com. Arrows show the change since the previous check (up, down or no change).
Metric	Value	Change
Trust Flow	29	no change since last check
Citation Flow	51	no change since last check
Referring domains	3,033	no change since last check
External backlinks	27,273	no change since last check

Top topic: Society/Law (28). Checked 3 Oct 2026, changed 3 Oct 2026. Link data by Majestic. Trust Flow, Citation Flow and Topical Trust Flow are trademarks of Majestic-12 Ltd.

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Key features

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