Pylon vs. Plain

Outgrown Plain? Meet Pylon.

Plain gives you a clean API and a UI to build your own support stack. Pylon gives you agents that already know the account, ARR, health score, and Slack history, synthesized into one clear picture before a ticket exists, not a pile of raw connector output. Your team directs agents and makes judgment calls instead of building the context layer.
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Trusted by 1,500+ B2B customers globally
300+
Migrations from other platforms
100%
Success rate with 90% of migrations finished in under 2 months
B2B-first
The only agentic support platform purpose-built for B2B

Start with the investigation already done

When an issue arrives, Background Agents gather context, check connected systems, and start investigating before anyone opens the ticket. Plain’s Sidekick investigates too, but only with whatever context your engineers wire up through custom MCP servers, so it still won’t know the account’s ARR or health score unless you build that yourself. Pylon’s context layer, including your codebase, is built in and reasoned over directly. Plain can surface code too, but as a lookup for a person to read, not something the agent investigates with. You can also backtest a new agent configuration against past issues before it touches a live ticket.

Support customers wherever they are — Slack shared channels, email, in-app chat, and Microsoft Teams — all in a single inbox with full conversation history. No more context switching.

Work with agents directly in Slack

B2B support teams live in Slack. Pylon’s Slack Agent answers customer questions, drafts KB articles, and makes Pylon configuration changes, all without leaving Slack, backed by the account’s ARR, health score, and history. Plain’s Sidekick answers in Slack now too, but only from whatever your team has wired up, without native account context.

Support customers wherever they are — Slack shared channels, email, in-app chat, and Microsoft Teams — all in a single inbox with full conversation history. No more context switching.

Turn support playbooks into Skills agents can run

Describe the work once in simple language. Agents follow those instructions to investigate issues and recommend what to do next. Plain shipped a similar idea recently. The difference is what the Skill already knows when it runs, a Pylon Skill pulls from the same account context layer as everything else here, before it acts.

Support customers wherever they are — Slack shared channels, email, in-app chat, and Microsoft Teams — all in a single inbox with full conversation history. No more context switching.

Pylon is a new way of working

Plain gives you infrastructure and an API.
Pylon changes what your team does all day.
Pylon
Plain
CAPABILITY
Pylon
Plain
Customer-facing AI resolution
Human-assist copilot
Reusable agent procedures
API integrations and actions
Bring-your-own-model / agent connections
Automatic investigation before a human opens the issue
Standing B2B account context in every investigation
Knowledge base and help center included in your plan
Backtest agent config against past issues
Multiple agents working the same issue in parallel (rolling out)
Skills shared by humans and agents, no code
Slack agent with native account context for your internal team
Context that improves automatically from every resolved ticket
AI article review against your docs and codebase
Codebase context wired directly into agent investigations
Frequently asked questions
What is the difference between Pylon and Plain?

Plain is an API-first, developer-focused support tool built for engineering-led teams that want to compose support into their stack. Pylon is a full-stack agentic support platform for B2B, built for support and customer success leaders who want AI agents, account intelligence, and omnichannel coverage without writing code.

Does Pylon support the same channels as Plain?

Both support Slack and Microsoft Teams as customer channels. Pylon additionally supports email, in-app chat, WhatsApp, Discord, Telegram, SMS, and phone, all native and all tracked as issues in a unified inbox.

Is Pylon suitable for non-technical support teams?

Yes. Pylon is built so any admin can configure agents, workflows, and Skills in plain English, with no code or engineering sprint required. It is designed for ops teams that want to configure and deploy without technical resources, making it accessible to support and customer success teams of any technical background.

How does Pylon's AI compare to Plain's for B2B support?

Pylon's AI agents are built on account intelligence: they load ARR, health scores, and prior support history before every ticket. Plain's approach allows teams to bring their own AI model, which offers flexibility but requires more setup. For support leaders who want AI that works out of the box with full B2B context, Pylon is built for that use case.

What kind of teams should choose Pylon over Plain?

Pylon is the stronger fit for B2B support and customer success teams that want agentic AI, account-level context, omnichannel coverage, and a platform their whole post-sales org can use without needing an engineering team to maintain it. Plain fits teams that prioritize API-first architecture and want to build custom support workflows from scratch.

Does Pylon support Slack differently from Plain?

Both platforms put an agent in Slack for your internal team now, not just customers. The difference is what it knows walking in. Pylon's Slack Agent answers with the account's ARR, health score, and history already loaded, and can make Pylon configuration changes directly. Plain's Sidekick answers with whatever your team has connected, without native account context.

How does Pylon's AI compare with Plain's Ari and Sidekick?

Both platforms ship a customer-facing agent and an internal copilot: Plain's Ari and Sidekick, Pylon's Support Agent and Assist Agent. Sidekick can now investigate and act on connected tools too, so the real difference isn't whether Plain's agents can do the work, it's what they know walking in. Pylon's agents start every issue already knowing the account's ARR, health score, and history, because that context is built in, not assembled by your team.

How long does it take to migrate from Plain to Pylon?

Timing depends on channels, integrations, and historical records. Most teams migrate in under two months. Pylon's migrations team handles the data move, and most teams validate a sample import and field mapping before committing to a full cutover, catching issues like duplicate records early.

See the difference yourself.

Join hundreds of companies that have moved to Pylon for account-aware, agentic support.

Pylon is the only agentic support platform purpose-built for B2B.
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