Plain
UnclaimedAI-powered support platform for B2B teams to orchestrate customer conversations across all channels.
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20 reviews trackedThe Bottom Line
Entry price
Paid plans only
Biggest pro
Consolidates customer communication from various channels into one platform.
Biggest con
No free tier, only a 14-day free trial.
TL;DR - Plain
- Unifies B2B customer support across multiple channels into a single platform.
- Leverages AI (Ari, Sidekick, Lookup) to automate tasks, assist agents, and provide technical answers.
- Provides insights from support data to drive product improvements and improve team efficiency.
Pricing: Paid only
Best for: Enterprises & pros
4.5/5 across review platforms
What is Plain?
Plain is an AI-powered support platform designed for B2B teams to manage customer interactions across various channels like Slack, Microsoft Teams, email, Discord, and in-app chat. It aims to consolidate scattered customer conversations into a unified workspace, enabling faster and more efficient support.
The platform offers an AI suite including 'Ari' for automating routine customer engagements, 'Sidekick' for assisting human agents with context-aware drafting and knowledge retrieval, and 'Lookup' for technical teams to get code-accurate answers directly from their codebase. Plain also provides tools for generating insights from support data to influence product roadmaps, manage SLAs, automate workflows, and build self-serve help centers. Its API-first approach allows for extensive customization and integration with existing internal systems and BI tools, making it suitable for fast-growing and demanding support teams.
Available on: Web
Pros & Cons
Pros
- Consolidates customer communication from various channels into one platform.
- AI tools significantly reduce manual effort and speed up response times.
- Provides deep insights from support data to inform product development.
- Highly extensible with an API-first design for custom workflows and integrations.
- Designed for B2B, focusing on complex, revenue-impacting interactions.
Cons
- No free tier, only a 14-day free trial.
- Pricing can become substantial for larger teams or higher AI usage.
- Requires integration and setup to fully leverage its extensibility.
Ratings Across the Web
4.5(20 reviews)
Ratings aggregated from independent review platforms. Learn more
Preview
Key Features
Multi-channel support inbox (Slack, Teams, Discord, Email, In-app chat, Forms)Ari AI agent for automated customer engagement and issue resolutionSidekick AI assistant for drafting replies and knowledge retrievalLookup powered by Cursor for code-accurate technical answersAutomated insights and trend detection from support dataAI-powered Help Center with article generationCustomizable workflows and escalation pathsSLA management with automated breach notifications
Pricing Plans
Free TrialPricing checked Jun 28, 2026
Foundation
$35 / month
- 1 seat + $35/additional
- Slack, email, in-app channels
- Ari AI agent included
- Linear, Jira integrations
- Customer cards
- AI workflows
- Get help via email + chat
Horizon
$269 / month
- 3 seats + $89/additional
- All Foundation features +
- Microsoft Teams and Discord channels
- SLAs and Business hours
- Escalation paths
- Help Center, Knowledge Base
- CRM integrations
- Reporting themes
Frontier
Custom
- Custom seats
- All Horizon features +
- Custom AI + bring your own agent
- Sidekick AI assistant
- Lookup with Cursor
- Custom workspaces
- Custom contracting
- Advanced security
How Plain's pricing compares
At $35/mo, Plain is mid-range of its 2 direct competitors ($19 to $495/mo across the set).
Entry paid plan, monthly. Pricing checked Jun 28, 2026.
Reviews
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4.5/5
Across 20 verified user reviews on G2
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Plain FAQ
How does Plain help B2B teams manage customer conversations across different channels?
Plain consolidates customer interactions from various channels such as Slack, Microsoft Teams, email, Discord, and in-app chat into a unified workspace. This allows B2B teams to manage all customer conversations from a single platform, streamlining support operations.
Which teams would benefit most from using Plain?
Plain is best suited for fast-growing and demanding B2B support teams that handle complex, revenue-impacting interactions. It also benefits technical teams needing code-accurate answers directly from their codebase and product teams looking for support data insights.
How does Plain compare to Chatwoot for customer support?
Plain is designed specifically for B2B teams, focusing on consolidating complex customer interactions and providing advanced AI tools like 'Ari' for automation and 'Sidekick' for agent assistance. It also offers deep insights from support data to inform product roadmaps, which differentiates its approach to customer support.
What kind of AI capabilities does Plain offer to support teams?
Plain includes an AI suite with 'Ari' for automating routine customer engagements, 'Sidekick' for assisting human agents with context-aware drafting and knowledge retrieval, and 'Lookup' for technical teams to get code-accurate answers from their codebase.
What are the main trade-offs to consider when adopting Plain?
A primary trade-off is that Plain does not offer a free tier, only a 14-day free trial. Additionally, its pricing can become substantial for larger teams or those with higher AI usage, and it requires initial integration and setup to fully leverage its extensibility.
How is Plain priced?
Plain is offered as a paid product and does not include a permanently free tier. Prospective users can access a 14-day free trial to evaluate the platform's features and capabilities.
Can Plain integrate with existing internal systems and BI tools?
Yes, Plain features an API-first approach that allows for extensive customization and integration with existing internal systems and Business Intelligence (BI) tools. This design enables teams to build custom workflows and connect it with their current infrastructure.
Source: plain.com