Send SMS and receive replies on a webhook

Messaging

Outbound SMS with real delivery receipts, and inbound messages delivered to your webhook in the order they arrived.

Features

What it does

  • Delivery receipts

    Operator-level status, not an optimistic guess.

  • Inbound webhooks

    Replies delivered in order, signed and retried.

  • Unicode support

    Non-Latin scripts and emoji billed transparently.

  • Scheduled sends

    Queue a message for a future timestamp.

Specification

The details

Reach
190+ countries
Throughput
500 messages/second, burstable
Median delivery
2.1 s
Encoding
GSM-7 and UCS-2

Ready to move some traffic?

Sandbox credentials are issued immediately. Talk to an engineer before you commit to anything.