Zavu is a unified messaging layer for your AI agents, WhatsApp, SMS, Telegram, RCS, intelligent routing and templates.
GET STARTED NOW →Discover how Zavu's unified messaging API is revolutionizing business communications while delivering an exceptional developer experience
Zavu's intelligent delivery system optimizes routing to provide worldwide coverage while reducing messaging costs by up to 90%
Automatically route messages to the optimal channel—whether SMS, WhatsApp, Viber, or others—with intelligent content adaptation
Production-ready SDKs in 5+ languages with comprehensive documentation. Integrate Zavu into your application in minutes, not days
Stay informed with real-time event notifications for delivery status, replies, and engagement metrics delivered instantly to your endpoints
Stop wrestling with multiple messaging services and integrations.
We handle the complexity so you can focus on shipping.
RESTful endpoints abstract channel-specific implementations. Single message format with optional channel-specific parameters. Supports bulk operations with automatic rate limiting.
ML-powered delivery time optimization and channel selection. Automatic adjustment of sending patterns based on historical delivery success rates and user engagement data.
Automatic conversion between rich message formats (MMS, RCS Business Messaging, WhatsApp Templates) with fallback handling for capability-limited channels like SMS.
Configure channel-specific fallback rules and cascading delivery logic, or let us handle it for you. Set timeout, retry attempts, and alternative channel routing based on message priority and type.
Resolve/detect which channels your customers use instantly with just phone number. No client side data required.
Real-time metrics on channel performance, routing decisions, and delivery states. Track costs per channel, message transformation success rates, and channel availability patterns.
Zavu integrates directly with official channels only: 10DLC-registered SMS, WhatsApp Cloud API, and Google RBM. Automated compliance monitoring and reporting for all messaging routes.
Unified phone number provisioning and management across channels. Use the same number for SMS, WhatsApp Business, and RCS with automated verification and compliance checks.
Track sender scores across messaging channels. Monitor block rates, spam reports, and engagement metrics with automated alerts for reputation-impacting events.
Comprehensive request logging with message lifecycle tracing. Debug channel-specific errors, transformation failures, and delivery issues with detailed error context and resolution steps.
Design and test rich message templates compatible across channels. Live preview of channel-specific rendering with automated content validation against provider requirements.
Sandbox environment for testing message delivery across channels. Simulate delivery scenarios, error conditions, and fallback behavior without affecting production traffic.
Start for free and scale as you grow
Pay as you go. Get $5 credits and a complimentary phone number to try Zavu today.
Scale confidently with a custom messaging platform designed for enterprise-grade performance.
Got questions about Zavu? We've got answers. Here are some of the most common questions we receive.
Zavu is a unified messaging API that allows you to send messages across multiple channels including SMS, WhatsApp, Viber, and more through a single integration. Our platform handles channel-specific formatting and delivery optimization automatically.
Zavu provides direct integrations with all major messaging platforms. Simply connect your business accounts, and our API handles the rest - from message formatting to delivery tracking across all channels.
Yes, Zavu supports SMS messaging through 10DLC-registered routes for US traffic and direct carrier connections globally. We ensure high deliverability and compliance with all carrier requirements.
RCS (Rich Communication Services) is the next evolution of SMS, offering rich media, read receipts, and interactive elements. Zavu fully supports RCS through Google's Business Messages integration.
Zavu supports dynamic message templates with variable substitution, allowing you to personalize each message with recipient-specific data while maintaining compliance with channel requirements.
No, Zavu automatically transforms your message content to match each channel's schema requirements. Send once, and we handle the rest - including fallback to SMS when rich channels aren't available.
Our dashboard provides real-time insights including delivery rates, read receipts, channel performance comparisons, cost analysis, and engagement metrics to optimize your messaging strategy.
Integration is simple with our SDKs available in Python, Node.js, Ruby, Go, and Java. Most developers are sending messages within 15 minutes of signing up.
Yes, Zavu's intelligent routing automatically falls back to alternative channels based on your configured preferences, ensuring your messages always reach their destination.
Absolutely. Our intelligent delivery optimization selects the most cost-effective channel for each message while maintaining delivery quality, reducing costs by up to 80-90%.
Yes, Zavu supports both transactional and marketing messages with built-in compliance features including opt-out management, consent tracking, and rate limiting.
A2P (Application-to-Person) messaging refers to automated messages sent from applications to users. Zavu specializes in A2P messaging with enterprise-grade reliability and compliance.
We maintain direct carrier relationships, implement intelligent routing, and continuously monitor delivery patterns to ensure the highest possible deliverability rates across all channels.
Yes, we offer comprehensive documentation, SDKs, code examples, and a dedicated developer support team. Enterprise customers get priority support with <1hr response times.
Yes, every account includes sandbox access where you can test all features without incurring charges. Production deployment requires only a configuration change.
Text your customers on the channels they use most.