WhatsApp API Platform
Template Messages

Send Template (Basic)

POST
/api/v1/messages/send#template

Send a pre-approved WhatsApp template message with no dynamic variables or attachments. Just the template name and language.

Authorization

ApiKeyAuth
X-API-Key<token>

API key from your dashboard (Settings > API Keys)

In: header

Header Parameters

X-AGENT-ID?string

Optional. Attribute this send to a specific agent, overriding the agent bound to the API key. The agent must belong to your account and be active (role AGENT, parent = your account) — otherwise the request returns 400. Drives customer assignment, agent allotment limits, and the wallet ledger entry.

Request Body

application/json

TypeScript Definitions

Use the request body type in TypeScript.

Response Body

application/json

application/json

application/json

application/json

application/json

application/json

curl -X POST "https://loading/api/v1/messages/send#template" \  -H "X-AGENT-ID: agt_abc123" \  -H "Content-Type: application/json" \  -d '{    "to": "919876543210",    "message": {      "message_type": "template",      "template_name": "hello_world",      "template_language": "en_US"    }  }'
{
  "success": true,
  "data": {
    "id": "clx9abc123def456"
  }
}
{
  "success": false,
  "message": "to field is required"
}
{
  "success": false,
  "message": "user not authenticated"
}
{
  "success": false,
  "message": "insufficient balance to send message"
}
{
  "success": false,
  "message": "template not found"
}
{
  "success": false,
  "message": "internal server error"
}