What is RCS messaging? A guide to Rich Communication Services
Blog post from Sent
RCS, or Rich Communication Services, is a GSMA-standardized messaging technology that enhances traditional SMS with high-quality media, read receipts, typing indicators, file sharing, suggested replies and actions, rich cards, carousels, group messaging, and branded business interactions. Built around the RCS Universal Profile, it operates within supported devices, messaging clients, carriers, and markets without requiring consumers to download a separate application, though availability and features vary across the ecosystem. RCS Business Messaging enables companies to use visual content and interactive actions for marketing, promotions, product discovery, order updates, reminders, support, and transactional communications, making conversations more actionable than plain-text SMS. SMS remains useful for simple, broadly available text notifications and can serve as a fallback where RCS is unavailable, while RCS is increasingly relevant for customer engagement, commerce, and conversational experiences. The continuing development of Universal Profile specifications, including versions 4.0 and 4.1 released in 2026, reflects ongoing work on richer media, interoperability, business capabilities, and security.
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