APIs to protect your apps and customers
Create seamless user verification and engagement experiencesTry for free
Send your first SMS message in less than 2 minutes
Get started with our code samples and SDKs
- Copy code sample
- Check parameters
- Make API request
- Receive your SMS
APIs built for developers
Our APIs are easy to integrate and scalable-helping your company with bots & risk detection, identity verification, and multifactor authentication (MFA).
SMS Verify makes it simple to send one-time passcodes (OTPs) to your users. Make a request with the end user’s phone number, and we take care of the rest.
- Validate and authenticate legitimate users while preventing fake users
- Confirm user identity by adding an extra layer of security to an account
- Use autogenerated OTPs for easy deployment
SMS makes it easy to send alerts, reminders, notifications, and marketing messages. Send SMS messages through a secure platform with direct global carrier connections.
- Send your messages using the most efficient path available with best-in-class deliverability rates
- Reach 97% of the world’s population across 230+ countries and 80+ languages
Telesign Trial Account
Try all products available for our Self-service platform including SMS Verify, SMS and Phone IDTry for free
No credit card required
Signing up for your account is completely free.
$5 credit is yours
Use your $5 credit to test-send OTPs and SMS messages.
Take your time testing how Telesign works for your project .