Powering Business Communications Worldwide
Connect with customers globally through Tata Communications Kaleyra's reliable SMS API. Deliver messages instantly with 99.9% uptime across 190+ countries.
Trusted by thousands of businesses worldwide to deliver critical communications with unmatched reliability and performance.
Connect with customers in 190+ countries with local delivery rates and carrier-grade reliability.
Messages delivered in seconds with our optimized routing and direct carrier connections.
Bank-grade encryption and compliance with GDPR, HIPAA, and SOC 2 standards.
Comprehensive delivery reports and analytics to optimize your messaging campaigns.
Guaranteed reliability with redundant infrastructure and 24/7 monitoring.
Expert technical support available around the clock to ensure your success.
Everything you need to build, scale, and optimize your messaging infrastructure.
RESTful API with comprehensive documentation and SDKs for all major programming languages.
curl -X POST "https://api.kaleyra.io/v1/messages" \
-H "Authorization: Bearer your_api_key" \
-H "Content-Type: application/json" \
-d '{
"to": "+1234567890",
"body": "Hello from Kaleyra!",
"from": "YourBrand"
}'Tailor messaging experiences with custom sender IDs, scheduling, and multi-channel support.
Track delivery rates, engagement metrics, and ROI with our comprehensive analytics dashboard.
Handle millions of messages with auto-scaling infrastructure and dedicated support.
From startups to Fortune 500 companies, businesses trust Kaleyra for their critical communications.
"Best SMS API we've used. The analytics dashboard provides incredible insights."
Join thousands of businesses already using Kaleyra SMS API. Start your free trial today – no credit card required.
Free 30-day trial • No credit card required • Setup in 5 minutes