The 5-layer agentic support stack for B2B teams in 2026. From headless infrastructure to AI agents, orchestration, channels, and intelligence — here's how to build it.

This is a Modern Support Awards profile. Plain created these awards to recognize individual contributors who are quietly shaping the future of customer support. Raquel Graça, Support Specialist at Turn.io, is a 2025 winner.

Today, we're launching Bring Your Own Agent. You can now connect any AI agent to Plain's infrastructure, alongside or instead of ours.

This is a Modern Support Awards profile. Plain created these awards to recognize individual contributors who are quietly shaping the future of customer support. Johanan Lai, Technical Support Engineer 3 at Stytch, is a 2025 winner.

Customer Infrastructure is the API-first foundation for AI agents and human teams. Learn why B2B companies are moving from Zendesk to programmable support.

Plain is the best AI support platform for technical B2B teams. Compare top tools for auto-triage, Slack/Discord integration, and bringing your own AI agent.

Four upgrades that change how Plain feels day to day so support teams run faster and respond with more context.

Learn how to scale Slack customer support from 10 to 1,000+ channels. Covers AI automation, channel architecture, metrics, and engineering rotation for B2B SaaS.

This is a Modern Support Awards profile. Plain created these awards to recognize individual contributors who are quietly shaping the future of customer support. Nate Hessler, Support Engineer at Sourcegraph, is a 2025 winner.