Quick start

Sign upCopy Anchor Link

Open the Dashboard and choose Sign up. Enter your email, your name and your company name, then open the link we email you. See Sign up and log in.

Wait for approval and subscribeCopy Anchor Link

Our team approves your account and emails you. To send Messages you need an active Subscription. Contact us to choose a Plan and pay:

• Email: support@example.com
• WhatsApp: +9665XXXXXXXX
• Payment: Bank transfer (we send you the account details when you contact us)

You can link numbers before you subscribe. Only sending needs a Subscription.

Link a WhatsApp numberCopy Anchor Link

Go to Devices, enter a name such as "Sales" and choose Add Device. A QR code appears. On your phone, open WhatsApp → Settings → Linked devices → Link a device, and scan it. See Devices.

Send a test MessageCopy Anchor Link

Open the Device, choose Messages, and send a Test Message to your own number. If it arrives, everything works.

Create an API KeyCopy Anchor Link

Go to API Keys, enter a name such as "My CRM" and choose Create key. Copy the key now: it is shown only once. See API Keys.

Send a Message from your softwareCopy Anchor Link

Replace YOUR_API_KEY, the Device id (1) and the number:

curl -X POST https://api.wa.goupdev.net/v1/devices/1/messages \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"to": "9665XXXXXXXX", "type": "text", "text": "Hello from our system"}'

The answer is 201 with the new Message's id and "status": "queued". The Message is then sent within seconds.

Receive repliesCopy Anchor Link

Set your Webhook so we can tell your software about incoming Messages and delivery. See Webhook.