SMS gateway integration: what to plan for

Key considerations—reliability, cost, and compliance—when adding SMS to your product. Choose a provider with good delivery rates and clear APIs. Plan for retries, logging, and regional rules; some countries require registration or content templates.

Design your integration with idempotency and clear error handling so that temporary failures don't duplicate messages or confuse users. We've integrated SMS for OTP, alerts, and notifications across web and mobile—get in touch if you need a custom integration that scales with your product.