Is WhatsApp business API free?

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Tags

1. #application
2. #fixed
3. #whatsapp
4. #hours
5. #profit
6. #business
7. #million
8. #message
9. #respond
10. #released
11. #appears
12. #charging
13. #decided
14. #businesses
15. #users
16. #platform
17. #customers
18. #after
19. #company
20. #allows