Glossary
WhatsApp Cloud API number
Cloud API number: business line registered on a WABA for official messaging via API.
Last updated: September 15, 2026
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A WhatsApp Cloud API number is a phone line registered on a WABA and connected to the Business Platform to send/receive official messages via API (with or without coexistence).
In 42agents, each account includes 1 line; extra at USD 6/month. The number still belongs to the client’s business.
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