ChatSend

WhatsApp Campaign Platform

Send Bulk WhatsApp Messages at Scale

The most affordable WhatsApp messaging platform for businesses. Launch bulk campaigns, manage numbers, and track performance in one place.

  • Bulk WhatsApp Messaging
  • Multiple WhatsApp Numbers
  • CSV Contact Import
  • Personalized Messages
  • Campaign Analytics
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Compare

Compare with WhatsApp Business API

No monthly fees

Avoid fixed platform fees and keep costs easier to control.

Pay only for usage

Match spend to actual messaging volume instead of rigid plans.

Quick setup process

Get started faster without a long onboarding or approval cycle.

Flexible pricing plans

Choose the tier that fits your stage, team, and sending needs.

Choose Your Path

How ChatSend API Works for You

Get started with ChatSend Dev in minutes with a clear, 3-step flow built for fast integration.

1

Connect Your WhatsApp

Scan a QR code to connect your WhatsApp account securely to the platform in seconds.

2

Create Your Message

Compose text, media, or button-based messages with an API designed to stay simple.

3

Send & Analyze

Send at scale and track delivery updates in real time.

WhatsApp Messaging API

WhatsApp API for developers

A powerful WhatsApp messaging API for developers. Integrate WhatsApp messaging into your applications with an easy-to-use REST API and comprehensive SDK coverage.

  • Easy-to-integrate REST API
  • Developer-friendly documentation
  • SDKs for popular languages
  • Real-time delivery status
  • Bulk messaging support
  • Webhook notifications
curl -X POST https://api.chatsend.app/send \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "session": "YOUR_SESSION_ID",
    "to": "15551234567",
    "text": "Hello from ChatSend!"
  }'

Powerful Features

Comprehensive WhatsApp campaign features

Bulk Messaging

Send messages to thousands of contacts at once with CSV imports for campaigns, updates, and announcements.

Group Contact Management

Organize contacts into groups for targeted campaigns and manage audience lists with less manual work.

Campaign Types

Run warm-up sequences, promotional sends, and automated follow-ups with reusable campaign patterns.

Multiple WhatsApp Numbers

Connect and manage several WhatsApp numbers in one place as your messaging operation grows.

Random Delay

Set delivery gaps between messages to keep sending behavior natural and reduce detection risk.

Rich Media Support

Send images, documents, videos, and other attachments through the same campaign workflow.

Personalized Messages

Use dynamic fields to inject names, variables, and custom content into every outbound message.

Campaign Analytics

Track delivery, reads, and response activity with clear performance metrics for every send.

Use Cases

Suggested use cases to inspire your integration

Customer Support

Provide instant support through WhatsApp, answer questions quickly, and resolve issues where customers already chat.

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Business Notifications

Send real-time reminders, updates, and notifications for orders, appointments, and other time-sensitive events.

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AI-Powered Customer Support

Automate FAQs, returns, and routine conversations with smart workflows built around WhatsApp.

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Lead Generation

Capture, qualify, and nurture leads through direct WhatsApp conversations and automated follow-ups.

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E-commerce

Send order confirmations, shipping updates, and delivery notices while keeping customers informed.

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Analytics & Reporting

Sync WhatsApp activity with your existing tools so customer data stays consistent across systems.

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FAQ

Frequently asked questions