Runtype
Chat Surface

AI over text message.

Appointment reminders, order updates, and two-way conversations — all through SMS that feels personal and reaches every phone.

What is the SMS surface?

The SMS surface connects your AI flows to phone numbers. Users text in, your flow responds. Built-in compliance handling, conversation context, and delivery tracking. Perfect for any interaction where a phone number is the primary contact point.

Key benefits

Why this surface.

1

Universal reach

Works on every phone, no app download required. 98% open rates.

2

Two-way conversations

Full conversational context persists across messages for natural dialogue.

3

Compliance built-in

Opt-in/opt-out handling and rate limiting are managed automatically.

Use cases

What you can build.

Appointment Reminders

Confirm, reschedule, or cancel via text.

Order Tracking

Real-time shipping updates and delivery notifications.

Survey & Feedback

Collect responses through conversational SMS.

Emergency Alerts

Time-sensitive notifications that reach people instantly.

How it works

Get started in 3 steps.

1

Connect

Provision a phone number or bring your own.

2

Configure

Set auto-reply rules, business hours, and escalation paths.

3

Deploy

Your AI starts responding to incoming texts immediately.

Ready to deploy SMS?

Free to start, upgrade when you ship.

Deploy SMS