Launch your own branded WhatsApp SaaS Portal

1. Platform Overview & Business Architecture

The White Label WhatsApp API Portal is an enterprise-grade Software-as-a-Service (SaaS) engine. It is designed to let agencies, system integrators, and software providers offer WhatsApp Business API solutions, automation dashboard services, chatbot building interfaces, and API access directly to their end customers under their own brand.

Under this reseller architecture, you retain ownership of the customer relationship, set your own pricing plans, collect subscription payments, and configure custom domains. Meanwhile, our backend handles scaling the message queues, managing Meta Cloud API hook connections, routing webhooks, and optimizing server uptime.

The tenant database layout is designed to keep customer data isolated and secure. Each tenant has an independent workspace, protecting customer phone numbers, message histories, and API configurations in compliance with strict data privacy regulations.

2. Reseller Features & Customizations

3. Reseller Admin API Reference

Resellers can use our Admin APIs to automate tenant provisioning, check portal analytics, modify billing limits, and track server resource metrics.

{
  "company_name": "Starlight Logistics",
  "admin_email": "billing@starlight.com",
  "custom_domain": "chat.starlightlogistics.in",
  "pricing_plan": "enterprise_monthly",
  "limits": {
    "daily_broadcast_limit": 50000,
    "max_whatsapp_channels": 5,
    "max_agent_accounts": 20
  },
  "styling": {
    "primary_hex": "#14b8a6",
    "logo_url": "https://starlight.com/branding/logomark.png"
  }
}

{
  "tenant_id": "tenant_ust8491x24",
  "status": "active",
  "provisioned_at": "2026-08-19T06:02:10Z",
  "domain_setup": {
    "cname_target": "dns-proxy.devsecit.com",
    "dns_status": "pending_propagation",
    "ssl_configured": true
  }
}

4. Architecture & CNAME Domain Routing

To provide a seamless white-label experience, we route custom domain traffic using a reverse-proxy gateway:

How it works:

• DNS CNAME Configuration: Your client points their subdomain (e.g., `chat.clientdomain.com`) to our central DNS proxy (`cname.devsecit.com`) via a CNAME record.
• SSL Certificate Handshake: Our gateway automatically detects the new domain mapping, requests a Let's Encrypt SSL certificate, and configures HTTPS routing within seconds.
• Dynamic Brand Rendering: When a user accesses the portal, our system reads the HTTP host header, looks up the corresponding tenant profile, and renders their custom branding, logo, and styles.

5. Security, High-Availability Queues & Compliance

Operating a multi-tenant platform requires maintaining strict data security, system stability, and compliance standards:

• Data Isolation: We use logical schema isolation to separate tenant databases, ensuring customer data can never bleed across workspaces.
• API Endpoint Security: Tenant API keys are stored as cryptographically salted hashes, protecting them from unauthorized access even in the event of a database compromise.
• Smart Queue Management: To prevent any single tenant from monopolizing system resources during large broadcasts, the queue engine uses fair-share scheduling to distribute throughput evenly.
• Compliance & Privacy: Features include automatic opt-out keyword detection (e.g., STOP, UNSUBSCRIBE) to help your clients comply with Meta's messaging policies and local anti-spam regulations.

6. Enterprise Use Cases

7. FAQ & Troubleshooting Guide