For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
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  • Documentation
    • Introduction
    • Authentication
    • RCS Support
  • Quickstart
    • SMS
    • RCS
  • Guides
    • Purchase Phone Numbers
    • Brands
    • Campaigns
    • Messages
    • Branded Test Agents
    • Handling Expired URLs
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  • Available SDKs and Quickstart
  • Contact Us
Documentation

Introduction

Pinnacle is a developer-friendly, compliant API for SMS, MMS, and RCS, built to scale real conversations.

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You are viewing the Pinnacle API v2 documentation. If you need the previous version, see the v1 docs →.

Available SDKs and Quickstart

You can view our available SDKs below or view quickstart guides here.

Python ↗

Use our Python SDK to send messages.

TypeScript ↗

Use our TypeScript SDK to send messages.

Ruby ↗

Use our Ruby SDK to send messages.

Contact Us

Drop us an email at founders@pinnacle.sh.