Trigger broadcast send

Transition a draft broadcast with recipients into sending status.

Requirements:

• Broadcast must be in draft status
• Broadcast must have at least one recipient

The broadcast job is enqueued server-side and processes asynchronously. Use GET /whatsapp_broadcasts/ to poll progress.

POST /whatsapp_broadcasts/{broadcast_id}/send

Trigger broadcast send

cURL

curl --request POST \
  --url https://app.kapso.ai/api/v1/whatsapp_broadcasts/{broadcast_id}/send \
  --header 'X-API-Key: <api-key>'

202

accepted

{
  "data": {
    "id": "5f6a7b8c-9d0e-1f2a-3b4c-5d6e7f8a9b0c",
    "status": "sending",
    "started_at": "2025-10-12T17:03:21Z"
  }
}

Authorizations

X-API-Key · string · header · required

Your project API key

Path Parameters

broadcast_id · string<uuid> · required

Response

202

application/json

Broadcast send triggered successfully

data · object

Show child attributes