Plain
API-first customer support platform for B2B SaaS with native Slack, AI agent, and GraphQL API.
About Plain
Plain is an API-first customer support platform built for B2B SaaS startups with technical customers. It features a GraphQL API, native Slack Connect and Microsoft Teams support, an AI agent for frontline queries, workflow automations, SLAs, and a Help Center. All plans include AI features with transparent per-user pricing and no hidden costs.
Key Features
💰 Pricing
Launch at $35/seat/month, Grow at $89/seat/month, Scale with custom pricing. Free unlimited viewer seats on all plans. Annual billing saves ~10%.
Up to 5 seats, AI features, Slack and email support
Up to 10 seats, advanced automations, priority support
Unlimited seats, custom integrations, dedicated support
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📊 Comparison vs Alternatives
| Feature | ||||
|---|---|---|---|---|
| Pricing | Paid | Freemium | Freemium | Freemium |
| Rating | ⭐ 4.4 | ⭐ 4.8 | ⭐ 4.8 | ⭐ 4.6 |
| Free Tier | ❌ | ✅ | ✅ | ✅ |
| Popularity | 28% | 100% | 94% | 92% |
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