Resources

Guides for business messaging in India

Compliance and pricing in Indian business messaging are genuinely confusing, and most of what is written about them is either vague or trying to sell you something. These guides are the explanations we give our own customers.

SMS and DLT compliance

  • DLT registration for SMS in India — the complete guide to entity, header and template registration
  • Choosing the right DLT template category, and why the wrong one silently kills delivery
  • Why registered SMS still fails, and how to read the failure reason

WhatsApp Business API

  • WhatsApp Business API vs the WhatsApp Business app — what each can actually do
  • WhatsApp Business API pricing in India — separating Meta's charges from your provider's
  • How to get the WhatsApp green tick verification, and why it cannot be bought

For developers

  • SMS API integration examples in Node.js, Python, PHP, Java and Laravel
  • Handling delivery webhooks without duplicate processing
  • Retry and timeout patterns for messaging APIs

Keep reading