Send SMS messages with a single API call. No carrier contracts, no complexity. Start with 50 free messages per month.
curl -X POST https://api.z-spark.com/v1/sms \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"phone": "+1234567890",
"message": "Hello from Z-Spark!"
}'Built for developers who value simplicity and reliability
Average API response under 250ms. Messages delivered in seconds via intelligent provider cascade.
Advanced spam detection with automatic suspension. Protects your reputation and prevents abuse.
RESTful API, comprehensive docs, SDK support. Test with 5 phone numbers risk-free before going live.
No hidden fees. Pay-as-you-go or credit blocks. Spend caps protect your budget.
Track delivery rates, costs, and performance. Export logs for compliance and debugging.
Deliver to any carrier worldwide. Automatic geo-blocking for compliance in restricted regions.
Choose the plan that works for you. Upgrade anytime.
All plans include spam protection, delivery tracking, and API access. No setup fees or hidden charges.
Join developers who trust Z-Spark for their SMS delivery