Everything you need to build with WhatsApp
A complete API platform for sending and receiving WhatsApp messages. Simple REST API, real-time webhooks, and enterprise security.
Messaging
Send and receive messages through our REST API
Text Messages
Send plain text messages to any WhatsApp number
Image Messages
Share JPEG, PNG, and WebP images up to 16MB
Video Messages
Send MP4, MKV, and AVI videos up to 64MB
Audio Messages
Share audio files in OGG, MP3, and WAV formats
Document Messages
Send PDFs, documents, and files up to 100MB
Groups
Send messages to existing WhatsApp groups
Send to Groups
Send messages to existing groups using group JID
Create Groups
Group creation is not supported
Not includedManage Members
Adding/removing members is not supported
Not includedWebhooks
Real-time notifications for all events
Message Received
Get notified when you receive a new message
Message Status
Track sent, delivered, and read receipts
Automatic Retries
Failed webhooks retry up to 3 times with exponential backoff
HMAC Signatures
Verify webhook authenticity with SHA-256 signatures
Warming Module
Protect new numbers from spam detection
15-20 Day Program
Gradual message volume increase over 3 weeks
Automated Sending
System handles message timing and content
Pause & Resume
Control warming progress at any time
Security
Enterprise-grade security and encryption
AES-256 Encryption
All message content encrypted at rest
API Key Authentication
Secure Bearer token authentication for all API calls
Webhook Signatures
HMAC-SHA256 signatures for webhook verification
Built for every use case
From automated bots to live customer support, Wazen powers it all.
Chatbots
Build intelligent chatbots that respond to customer inquiries 24/7. Handle FAQs, collect information, and route complex requests to human agents.
Notifications
Send transactional messages, order updates, appointment reminders, and important alerts directly to your customers on WhatsApp.
Customer Support
Provide real-time customer support through WhatsApp. Manage conversations, share files, and resolve issues quickly.