WhatsApp Cloud API

Credentials to collect

• keyPhone Number ID
• keyWhatsApp Business Account (WABA) ID
• keyAccess Token (System User / permanent preferred)
• keyWebhook Verify Token (you choose)
• keyGraph API version (e.g. v21.0)

How to get API access

1. 1Create or open an app at Meta for Developers (developers.facebook.com).
2. 2Add the WhatsApp product and open API Setup.
3. 3Copy Phone Number ID and create a System User token in Meta Business Manager for production.
4. 4Copy your WhatsApp Business Account ID from Business Settings → Accounts → WhatsApp Accounts.
5. 5In CRM, open Settings → WhatsApp Cloud API and paste Phone Number ID, WABA ID, and Access Token.
6. 6Set a Verify Token in CRM, then configure Meta webhook Callback URL to https://YOUR_API_HOST/v1/whatsapp/webhook with the same verify token.
7. 7Subscribe the webhook to messages. For local testing, use accessToken starting with test_ and Simulate inbound.

Frontend checklist

• check_box_outline_blankPhone Number ID + Access Token saved
• check_box_outline_blankVerify token matches Meta webhook
• check_box_outline_blankLive token does not start with test_
• check_box_outline_blankSimulate inbound works → reply in WhatsApp Chat