SMS that drives immediate results
Sent is a unified messaging API that lets developers send SMS, WhatsApp, and RCS from a single integration — with automated routing, compliance, and formatting handled for you.
Why developers choose Sent for SMS
Vertically integrated SMS infrastructure that delivers results. Enterprise-grade reliability with developer-friendly APIs.
Global Reach
Deliver messages to 150+ countries with instant delivery. Our owned infrastructure ensures your SMS arrives in seconds.
Owned Infrastructure
No third-party dependencies means superior reliability and control. We own our SMS gateways for guaranteed performance.
98% Open Rates
SMS messages are read within 3 minutes of delivery on average. Reach customers where they are most engaged.
Zero Processing Fees
Scale without hidden costs. Pay only carrier fees—no platform charges, no per-message markup.
AI-Powered Routing
Intelligent delivery path optimization ensures the highest delivery rates at the lowest cost.
Global Compliance
Automatic adherence to local regulations. 10DLC, TCPA, GDPR, and CASL handled automatically.
Create SMS campaigns that drive immediate action
98% open rates and instant delivery combined with AI-optimized timing and personalization for messages that customers actually engage with.
Smart template creation
Pre-built and custom message templates with intelligent personalization tokens that adapt based on customer data, purchase history, and behavioral triggers.
Optimal timing intelligence
AI determines the best send times for each customer based on their historical engagement patterns and time zone preferences.
Wait...
Optimizing best wait time
Automate SMS conversations that sell
AI-powered SMS chatbots for upselling, cross-selling, and customer support that feel natural while driving measurable business results.
Conversational commerce
Reach customers with personalized dialogs that guide them through the purchase journey. From discovery to checkout, all within their preferred messaging app.
NLU Powered
Natural language understanding
In-chat Checkout
Payment link generation
The Gracht Hotel
Active now
👤 Tom Rodriguez: "Hey, any rooms available next weekend for me and my wife?"
"Let us show you the best deals in Amsterdam for two nights, Sat 25 to Mon 27. We recommend the Deluxe Canal View Room or the Classic Garden Room. Both are available from $240 per night."
Optimal timing intelligence
AI determines the best send times for each customer based on their historical engagement patterns and time zone preferences.
Trigger
Book a demo form completed
SMS Message
Welcome Series SMS
AI Action
Optimizing follow-up timing...
Compliance, handled.
Sent is a registered carrier with direct interconnects. Regulatory requirements are built in.
Certifications & Memberships
Lower messaging costs
Channel-aware routing sends messages via the most cost-effective available channel. Typical savings: 30–60%.
Global reach
Send to recipients worldwide. Sent handles local carrier requirements and regulatory headers.
Ship faster
One integration replaces six. Spend time on your product, not messaging plumbing.
Monthly Cost Comparison
Scale SMS without scaling costs
No hidden processing fees or carrier markup means predictable costs that scale with your business growth, not your message volume.
An API you can depend on
Send one message or millions. Sent delivers.
An API you can depend on
Send one message or millions. Sent delivers.
99.9% uptime SLA
Multi-region infrastructure built for high availability.
Secure and compliant
SOC 2 Type II certified. GDPR compliant. 10DLC ready.
Engineering support
Dedicated Slack channels and response SLAs when you need help.
Enterprise-ready APIs for
builders of all scales.
Direct programmatic access to our global infrastructure.
Comprehensive SDKs, exhaustive documentation, and 24/7 developer support.
SMS API
Global SMS delivery with <2.5s delivery for 95% of messages. Local numbers in 140+ countries.
Learn more