SMS Provider (Bring Your Own Twilio)

SMS Provider (Bring Your Own Twilio) This page controls the Twilio account used for WhatsApp Business API . By default, WhatsApp Business API runs on the platform's managed Twilio account — you never see Twilio, and you do not sign up for Twilio yourself. If you have connected your own Anthropic key (BYOK), managed-Twilio WhatsApp messages cost 0.05 credits each, inbound and outbound, and on every other account those delivery costs are covered by your AI credit rate. From 1 October 2026 every managed number is charged per message instead, inbound and outbound, whether or not you use your own key. (WhatsApp's own message pricing changes on 1 October 2026 — see WhatsApp Costs & the October 2026 Change .) This is only relevant if you specifically want WhatsApp Business API to run on your own Twilio account instead. SMS is always Bring Your Own Twilio. SMS regulation (A2P 10DLC, brand registration, sender ID approval) has to be filed in your own business's name, so the platform does not offer managed SMS numbers. Wire up SMS separately using the SMS via Twilio card in Settings → Channels (there's also an Android-phone SMS gateway option). This page — the Twilio Account card — controls the WhatsApp Business API account and does not change your SMS number. Why would I switch WhatsApp Business API to my own Twilio? Most users wouldn't. The managed account is simpler: WhatsApp number rental, template submission, sender registration, and number health are all handled for you. A nu