Pinnacle

Founded by Sean Roades in 2024

Build, test, and scale RCS and SMS in one API — send your first message in minutes, not weeks.

Pricing model

Paid

Rating

★ People love it

Time to value

Quick Setup (< 1 hour)

You can use Pinnacle to send RCS and SMS messages through a single API. It handles RCS agent registration and compliance automatically, getting you approved in 4 weeks instead of months. You can send rich interactive messages with images, videos, quick replies, and buttons. The API includes number lookup to check RCS availability, webhooks for real-time updates, and conversation management. It provides SDKs for Python, TypeScript, and Ruby, plus testing environments and deliverability tracking.

What Pinnacle does

Send RCS messages with rich media contentRegister and manage RCS business agentsCheck phone number RCS compatibilityCreate interactive message templatesSet up automated message workflowsMonitor message delivery statusManage customer conversationsIntegrate messaging into existing applicationsAutomated RCS agent registration and complianceNumber lookup to check RCS availabilityRich interactive messages with images and videosQuick reply buttons and URL actionsReal-time conversation viewingWebhooks for message status updatesSDKs for multiple programming languagesTesting environment with sandbox numbers