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Sinch SMS API

The Sinch SMS API enables developers to send and receive SMS messages globally at scale. It supports batch messaging with scheduled delivery, message templates, delivery reports, and inbound message handling via webhooks. The API provides group management for organizing recipients, automatic message encoding optimization, and supports both transactional and marketing use cases across carriers worldwide.

Documentation

Specifications

OpenAPI

sinch-sms-openapi.yml Raw ↑