Field notes on AI-era growth, deliverability, voice, and messaging for developers and teams building on Orbit by Devotel.
An SMS aggregator is a wholesale middle party between a messaging platform and the mobile operators that terminate traffic — defined plainly, with the failure modes it adds, and how to read whether your provider is one.
When a CPaaS vendor says "direct carrier connections," the honest follow-up is how many aggregators sit between its API and the destination operator — and where routing, failover, and dispute decisions live. This is the aggregator question, from the network layer up to what your own logs can verify.
The WhatsApp Business API is Meta's official way for a business to send and receive WhatsApp messages from software, not a phone app. This guide explains how it works — conversations, templates, the 24-hour window, and pricing — and how to choose a provider.
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