Text Messaging
SMS Messages
Kaleyra: trusted by Fortune500 companies, top OTT, and 30+ primary banks globally for their text notifications, alerts and promotional SMS messages.

Harness the power of SMS communications

Robust SMS APIs
99.99% availability, and super-fast response rate of 5ms or less.

Scalability
Our technology allows growing any communication channel, without limits.

Enhanced Analytics
For clear, transparent, precise and actionable insights.
Advanced features for scalable SMS messaging

Verify SMS
Send and validate OTPs
Kaleyra Verify allows to generate, send and validate OTPs at scale, to confirm users’ logins and transactions. The system allows using multiple channels, including SMS, e-mail, and voice.
Verified SMS by Google
Send trusted messages with vSMS
Verified SMS (vSMS) adds sender verification and enhanced branding to your business text messages, making them safe and more trustworthy for your customers.
Brands using vSMS got a double-digit lift in key performance metrics across the customer journey.

Get a price estimation according to your needs
Proven Communications Technology
3500+
Customers
1600+
Operator Connections
190+
Countries
99.99%
API Uptime
25.7 Billion
Messages, 2020
3.9 Billion
Voice Calls, 2020