Developer
NexMsg API Docs
Use your tenant token with the instance endpoints below to list instances, inspect status, and send WhatsApp messages from connected devices.
List Instances
GET
/v1/instances
token: wa_live_your_token
Check Instance Status
GET
/v1/instances/:instanceId/status
token: wa_live_your_token
Send Text Message
POST
/{INSTANCE_ID}/messages/chat
token=wa_live_your_token&to=254712345678&body=Hello from client system
Send Document
POST
/{INSTANCE_ID}/messages/document
token=wa_live_your_token to=254712345678 caption=Monthly invoice attached document=@invoice.pdf