WhatsApp Communication,Automated for Your Business.
Manage contacts, campaigns, automation, analytics and WhatsApp messaging from one powerful workspace.
“Hi, what's the price?”
Why Managing WhatsApp at Scale Falls Apart
Running business communication through manual phone apps creates operational bottlenecks, missed follow-ups, and disconnected customer data.
Conversations Scattered Across Personal Devices
Customer inquiries get trapped on individual sales reps' smartphones. Teams have zero shared visibility, creating duplicate replies and lost context.
Manual & Repetitive Follow-ups
Team members spend hours typing the same introductory messages, appointment confirmations, and payment reminders by hand.
Unstructured Broadcast Campaigns
Attempting broadcasts without segmentation, throttled dispatch queues, or template controls risks phone number bans and inconsistent customer messaging.
No Delivery or Read Status Auditing
Without a unified message log, businesses cannot verify whether critical alerts reached customers or diagnose why messages failed.
Lack of Event-Based Automation
When new contacts register or request information, there is no automatic trigger to send timely responses or schedule multi-day nurture drips.
Siloed from Existing CRMs and Backends
Most WhatsApp tools lack developer APIs, secure scoped tokens, or webhook notifications, isolating customer chats from the rest of your tech stack.
One Workspace for Your Customer Communication
Sandesh consolidates disconnected devices and single-purpose scripts into an integrated messaging platform built for scale, reliability, and team collaboration.
Contacts & Tags
Segment customer databases with multi-tenant isolation.
WhatsApp Sessions
Instant QR pairing with resilient multi-device connections.
Campaign Builder
Targeted broadcasts with pause, resume, and rate limits.
Message Templates
Dynamic variable replacements for personalized outreach.
Event Automations
Trigger-based sequences and timed follow-up actions.
Delivery Analytics
Real-time sent, delivered, and read receipt metrics.
REST API & Webhooks
Scoped developer tokens and HMAC-signed webhook events.
Sandesh Core Engine
Contacts, sessions, campaigns, automations, and analytics converge onto a single tenant database.
How Data Moves Through Sandesh
From audience segmentation to final delivery receipt and automated follow-ups, each step is unified in a transparent, real-time pipeline.
Automated End-to-End Pipeline
Live Flow LoopWatch how incoming data converts into tracked customer engagements
Contact
Import & Sync
Tag / Group
Segment Audience
Template
Personalize Copy
Campaign
Throttled Broadcast
Live Session Send
Automation
Trigger Next Step
Analytics
Delivery & Reads
Engineered for Modern WhatsApp Operations
Every component is built for production reliability, multi-tenant security, and immediate operational clarity.
WhatsApp Connections
Connect your WhatsApp accounts effortlessly using real-time QR code generation. Sandesh maintains robust multi-tenant session isolation with automatic heartbeat reconnection.
- Instant browser-based QR code authentication
- Real-time connection state & battery/device indicators
- Multiple WhatsApp instances per workspace
Contacts & Segmentation
Keep customer relationships organized. Import contacts, categorize them with tags, and build reusable contact groups for precision campaign targeting.
- Search, filter, and bulk-import contacts with custom attributes
- Unlimited tags and static or dynamic contact groups
- Workspace-level tenant data isolation
Campaign Builder
Design personalized broadcast campaigns, select targeted segments, choose personalized templates, and launch on schedule with live pause/resume/cancel controls.
- Target by specific tags, contact groups, or individual records
- Live progress tracking: pending, dispatched, delivered, read, failed
- Real-time pause, resume, and cancellation mechanics
Messaging Engine
Every message dispatched through Sandesh transitions with real-time auditability: sent, delivered, read, or failed with actionable error codes.
- Live two-way message logs with accurate timestamps
- Detailed failure tracking with diagnostic reason codes
- Media attachments, templates, and rich message support
Automation Workflows
Eliminate repetitive manual outreach. Construct event-based triggers, configure delayed action sequences, and monitor execution histories.
- Event triggers: Contact added, tag assigned, campaign response
- Configurable delay timers (minutes, hours, days)
- Detailed automation run history with per-step execution logs
API & Webhooks
Seamlessly embed WhatsApp capabilities into your CRM, backend, or custom stack with developer-first tools.
- Secure REST API endpoints with granular token scopes
- Signed webhook payloads with HMAC SHA-256 verification
- Idempotency key enforcement to prevent duplicate dispatches
Analytics & Insights
Track system health and campaign ROI across customizable date ranges. Understand exact delivery ratios and automation performance.
- Granular KPI cards: Messages Sent, Delivered, Read, and Failed
- Delivery & Read rate percentage computations
- Interactive timeline charts across 7d, 30d, 90d, or custom intervals
Multi-Tenant Billing
Scale from single numbers to enterprise volume. Manage subscriptions, inspect monthly limits, and download invoices effortlessly.
- Real-time usage meters against active plan allowances
- Monthly and annual billing intervals with 20% annual savings
- Self-serve plan upgrades and downgrades
How Sandesh Works in 4 Steps
Get your WhatsApp messaging infrastructure live and fully operational in minutes.
Create Your Sandesh Workspace
Sign up in seconds, configure your organization name, and set up your isolated multi-tenant workspace with role-based member permissions.
Connect Your WhatsApp Account
Scan the real-time QR code from your phone's WhatsApp Linked Devices screen. Sandesh securely establishes the session engine in seconds.
Organize Contacts & Build Campaigns
Import your audience, assign tags, build custom message templates with dynamic variables, and prepare your scheduled or instant broadcasts.
Automate & Analyze Results
Activate trigger-based automations, track delivery and read receipts in real time, and monitor workspace analytics across your campaigns.
Built for High-Trust Business Workflows
Whether running targeted outbound campaigns or orchestrating automated operational alerts, Sandesh adapts to your team structure.
Sales Teams
Lead Qualification & Follow-upsEngage inbound leads instantly on WhatsApp. Trigger automated welcome messages, organize prospects with pipeline tags, and ensure no lead is left unanswered.
- Instant QR connection
- Tag-based pipeline
- Personalized templates
- Follow-up automations
Small Businesses
Customer Operations & UpdatesReplace personal phone chaos with a structured business workspace. Send booking confirmations, operating updates, and transactional announcements from a single dashboard.
- Multi-device support
- Contact groups
- Delivery status tracking
- Cost-effective plans
Marketing Teams
Broadcasts & PromotionsLaunch targeted WhatsApp campaigns to opt-in customer lists. Schedule broadcasts during peak engagement hours and measure read rates in real time.
- Campaign scheduler
- Audience segmentation
- Dynamic variables
- Read receipt analytics
Operations & Support
Status Notifications & AlertsDeliver automated transactional alerts, dispatch updates, and account reminders directly to customer phones with high reliability and zero manual intervention.
- Event-based triggers
- Delivery auditing
- Delayed follow-ups
- Multi-user seats
Developers & SaaS Builders
API & Webhook InfrastructureIntegrate WhatsApp capabilities into your existing products using REST APIs, granular scoped keys, idempotent requests, and signed HMAC webhooks.
- REST API
- HMAC webhook signing
- Retry mechanisms
- Idempotency keys
Full Auditability for Every Single Message
Every broadcast, one-to-one ping, and automation trigger is accounted for with accurate state transitions: queued, sent, delivered, read, or failed.
Workspace Analytics Dashboard
Calculated across verified WhatsApp session logs
Connect Sandesh to Your Tech Stack
Programmable messaging for engineering teams. Integrate WhatsApp via clean REST APIs, scoped authentication tokens, and cryptographic HMAC webhooks.
Scoped API Keys
Read, Write, and Admin permissionsGenerate environment-specific tokens with granular access limits. Restrict keys to specific endpoints like message dispatch or contact updates.
HMAC-Signed Webhooks
Payload verification via SHA-256Receive real-time event notifications for message delivery, read status changes, and incoming WhatsApp replies with cryptographic payload verification.
Idempotency & Retry Queues
Zero duplicate messagesPrevent accidental double-charges or duplicate message transmissions using standard Idempotency-Key headers with automated retry handling.
curl -X POST https://api.sandesh.io/v1/messages/send \
-H "Authorization: Bearer sk_live_your_api_key" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: msg_req_8923471" \
-d '{
"to": "+15551234567",
"template": "appointment_reminder",
"variables": {
"name": "Sarah",
"time": "Tomorrow at 3:00 PM"
}
}'Simple, Predictable Plans for Every Stage
Start with our Free Trial to test your connection, then scale your volume as your customer base expands.
Free Trial
Explore the full power of Sandesh with initial contact and campaign quotas.
- 1 Connected Number
- 500 messages / mo
- 100 Contacts
- Basic Campaign Scheduling
- Community Support
Starter
Perfect for small businesses sending regular WhatsApp marketing campaigns.
- 2 Connected Numbers
- 5,000 messages / mo
- 1,000 Contacts
- Campaign Builder & Scheduler
- Basic Automation Triggers
- 3 Team Member Seats
- Email Support
Professional
Engineered for high-volume sales teams, agencies, and automated support desks.
- 5 Connected Numbers
- 25,000 messages / mo
- 10,000 Contacts
- Advanced Automation Workflows
- High-Speed Sending Queues
- 10 Developer API Keys & Webhooks
- 10 Team Member Seats
- Priority Support
Enterprise
Custom infrastructure, maximum limits, and dedicated account support.
- 20 Connected Numbers
- 250,000 messages / mo
- 100,000 Contacts
- Unlimited Campaigns & Automations
- Unlimited API Keys & Webhooks
- 50 Team Member Seats
- Custom SLA & 99.9% Uptime
- Dedicated Account Manager
Need custom infrastructure or volume?
We provide dedicated proxy routing, custom SLAs, on-premise session storage, and tailored onboarding.
Got Questions? We Have Answers.
Everything you need to know about Sandesh, WhatsApp connections, and platform capabilities.
Sandesh is a complete WhatsApp communication and automation platform for businesses. It is built for sales teams, marketing departments, customer support, and developers who need a centralized workspace to manage contacts, launch campaigns, automate message sequences, and integrate WhatsApp via REST APIs.
Ready to Simplify Your WhatsApp Communication?
Bring contacts, campaigns, automation, templates, and delivery analytics into one powerful, isolated workspace.