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Specification sheet · Communication APIs (CPaaS)

Dollu Ltd

dollu.com

[email protected]

+91 777-500-2222

SMS & Messaging API

Send and receive SMS, MMS, RCS and WhatsApp through one REST API - on Dollu's 800+ direct operator connections, with delivery receipts you can trust.

Send and receive SMS, MMS, RCS and WhatsApp from one API with two-way messaging, number provisioning, DLR webhooks, templates and sub-accounts on 800+ operator routes.

Direct operator connections
800+
Countries reachable
200+
Channels, one API
4

At a glance

  • SMS, MMS, RCS and WhatsApp through one POST /v2/messages
  • 800+ direct operator connections; sender ID preserved
  • Two-way messaging with inbound webhooks and keyword handling
  • Handset delivery receipts via message.delivered webhook
  • Number provisioning, alphanumeric sender IDs, short codes
  • Templates, batch sends of 10,000 and scheduled delivery
  • DLT, 10DLC and country sender-ID rules handled on-platform
  • Sub-accounts with scoped keys and spend limits

Typical use cases

  • 01Transactional alerts and notifications
  • 02Customer conversations
  • 03Marketing campaigns
  • 04Logistics and delivery updates
  • 05SaaS platforms and resellers

Technical & commercial specifications

APIREST/JSON at api.dollu.com/v2/messages; OpenAPI 3.1; SMPP v3.4 for high volume
ChannelsSMS, MMS (US/CA), RCS Business Messaging, WhatsApp Business
Coverage200+ countries and territories; 800+ direct operator connections
Sender typesLong codes, short codes, toll-free, alphanumeric sender IDs
Throughput100 msg/s per account by default; short codes 500+ msg/s; higher on request
Webhooksmessage.received, sent, delivered, undelivered, failed; HMAC-SHA256 signed
EncodingGSM-7 and UCS-2 auto-detected; concatenation up to 10 segments
SDKsNode.js, Python, Java, Go, PHP, .NET
ComplianceDLT (India), 10DLC and TCPA (US), GDPR, opt-out management
BillingPer segment or per message by destination; prepaid or monthly; USD/EUR/GBP/INR

Talk to Dollu about Messaging API

Send us your destinations, volumes, sites or use case and we will return a proposal, pricing and a technical plan within one business day. Test credentials and the full service description and SLA document are available on request.

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Dollu Ltd · 2403A, Iconic Corenthum, Sector 62, Noida 201301, India. This sheet summarises the standard service; specifications may vary by country and are confirmed in the service order.

Online version: https://dollu.com/services/cpaas/sms-api