WhatsApp concepts overview
Understand WhatsApp platform concepts including session windows, channel types, and message lifecycles.
To build reliable integrations with Wazapin, you must understand WhatsApp’s native platform concepts. WhatsApp enforces rules around when you can message users, what types of channels you can use, and how messages are delivered.
Fetch the complete documentation index at: https://docs.wazapin.id/llms.txt
Core concepts
Explore the fundamental concepts of the WhatsApp platform:
Customer service window
Learn about the 24-hour window and session vs. template messages.
Channel types
Compare official WhatsApp Business API channels with unofficial channels.
Message lifecycle
Track messages from queued status to sent, delivered, and read status.
When this matters
Understanding these concepts is critical when:
- Designing outbound notification systems (e.g., OTPs, alerts).
- Handling inbound customer support chat flows.
- Troubleshooting message delivery failures or billing changes.