Send email and SMS test messages with the public demo key.
For developers
Email and SMS API for Developers
YourSend gives developers one integration for transactional email, SMS, OTP verification, webhooks, logs, and sender-domain tooling. Teams can test the public demo endpoint before signup and move to API keys when they are ready to send production traffic.
Use live and test API keys for production and development.
Track delivery events through logs and webhooks.
Manage domains, sender identity, and routing from the dashboard.