Step-by-Step Guide: Setting Up WhatsApp Bot on Facebook API

To set up a WhatsApp bot, you need to save the phone number ID and access token on your AI Bot application.

Access WhatsApp Configuration:

1. Visit Facebook Developers.
2. Log in to your Facebook account.
3. Select Your App:
   • In the developer portal, go to "My Apps" and choose the app for which you want to enable WhatsApp.

Navigate to WhatsApp Settings:

1. On the left-hand menu, find and click on "WhatsApp."
2. If WhatsApp is not listed, add it by selecting "Add a Product" and choosing WhatsApp.

Generate Temporary Access Token:

1. Go to the "API Setup" page.
2. Obtain a temporary access token; keep in mind that it expires in 24 hours.
3. Considerations for Temporary Token:
   • If testing, the temporary token is sufficient.
   • For production, create a permanent access token.

Generate Permanent Access Token:

1. Sign in to business.facebook.com.
2. Navigate to Settings:
3. Navigate to user system settings:
4. Press "Generate a New Token":
5. Choose the app and set the token expiration date:
6. Under access, choose both "whatsapp_business_messaging" and "whatsapp_business_management."
7. Click "Generate."

Save Permanent Token on AI Bot App:

Set Webhook URL:

1. Choose Messenger on the left-side menu and go to Instagram setting on developers.facebook.com.
2. In the "Webhook" section, paste your URL.
   • URL from AI bot app:
3. Provide a verification token.
4. Click "Verify" and "Save."

Set Up Additional Webhook Functions:

1. Under "Webhook," press "Manage," select "Messages," and click "Done."

Use your WhatsApp account to send a test message.