Why leading companies choose Telnyx RCS
One API for SMS and RCS
Send RCS messages with the same Messaging API you already use for SMS. No new integration needed, just enable RCS on your messaging profile.
Rich, branded messaging
Send high-res images, video, carousels, and suggested actions. Display your brand name and logo with verified sender to build trust.
Cost efficient pricing
Usage-based pricing with no platform fees. Send rich media messages at a fraction of the cost of other CPaaS providers. Same number, same API, same billing for SMS and RCS.
FEATURES
Unlock a new level of customer engagement
Go beyond plain text with Telnyx RCS. Create interactive, media-rich messages effortlessly to delight customers and drive engagement with unparalleled reliability.
Multimedia messaging
RCS enables businesses to send high-resolution images, videos, and audio with templates like carousels and cards, creating engaging, interactive customer messages.
Suggested actions and replies
Streamline interactions with suggested actions like one-tap replies opening a map or calling, making it easier to keep conversations flowing.
Verified sender
Display your business name, logo, and colors to build trust, enhance visibility, and protect customers from phishing and spam.
Analytics and insights
Gain valuable insights into campaigns with analytics like open rates, read receipts, and engagement metrics, helping you optimize your messaging strategies.
AI-driven personalization
Easily power customized content, precise recommendations, streamlined support workflows, and optimized timing with AI-driven personalization.
Additional features
Enable seamless transactions with in-message payments and simplify coordination with real-time location sharing for enhanced customer experiences.
Build faster with AI
Telnyx Agent Skills provides pre-built tools for AI coding agents like Claude Code, Cursor, and Windsurf to integrate with the Telnyx API in minutes. Available in Python, JavaScript, Go, Java, and Ruby. Let your AI coding assistant write Telnyx integrations. Build in minutes.
PRODUCTS
Build with RCS
SMS API
Send and receive SMS globally with one of the world's only billion-scale Messaging APIs.
Verify API
Add verification to any flow with SMS, voice, and WhatsApp OTP. Build a custom 2FA experience with one API.
Phone Numbers
Search and provision local, national and toll-free DIDs in 130+ countries. Voice, SMS, MMS, and fax on the same number.
Voice AI Agents
Build conversational AI voice agents with natural speech, real-time streaming, and telnyx phone numbers.
FAQ
Resources, Docs, Support
Rcs hub
Telnyx Messaging Receiving RCS Webhooks | Telnyx
Telnyx provides developer documentation for RCS webhooks, which allow you to receive real-time notifications of events that occur in your account.
Telnyx Messaging Types | Telnyx
Telnyx's Developer Documentation provides all the information you need to get started with messaging on our platform. This includes tutorials, code samples and more.
Invite a test number to an RCS agent API | Telnyx
Adds a test phone number to an RCS agent for testing purposes.
List RCS capabilities of a phone number API | Telnyx
List RCS capabilities of a phone number
Launch of RCS Business Messaging API | Telnyx
Telnyx launches RCS Business Messaging, enabling rich, branded customer experiences with verified senders, carousels, and interactive buttons.
SMS & RCS: Complementary solutions for businesses
Learn how SMS & RCS complement each other to create a unified messaging strategy that combines reliability with rich media engagement for business success.
What is RCS messaging? Everything you need to know
Learn what RCS (Rich Communication Services) messaging is and how your business can use it to elevate your communications strategies.
RCS business messaging vs. standard: What’s the difference?
Learn about the key differences between RCS business messaging and standard RCS and how each impacts customer engagement and communication strategies.
How key RCS features improve business messaging
Learn about RCS features that can enhance business messaging, boost customer engagement, and improve communication with rich media and interactive tools.
Telnyx RCS API Demo: Interactive Messaging in Action
Explore the Telnyx RCS API—from rich cards to delivery updates—featuring a live demo walkthrough and onboarding steps for new users.
What's next for RCS messaging adoption?
Explore the evolution of RCS messaging adoption, its impact on business communications, compliance requirements, and future trends shaping the industry.
Most impactful RCS use cases for businesses
RCS use cases are vast and varied, impacting many industries. Learn how your industry can leverage RCS messaging to enhance customer communications.
A history of messaging from SMS to RCS
Learn how messaging has changed over the decades, starting with the inaugural SMS in 1992 to today's Rich Communication Services (RCS).
SMS vs. RCS: Why SMS is (still) winning the texting war
In the ongoing debate between SMS and RCS, understand the pros and cons of each and discover why SMS still holds the upper hand.
Top 5 Twilio Verify API alternatives
Looking for the best verification API for your business? Don’t just default to Twilio Verify API. Consider some of these great options instead.
The Better Twilio Alternative - Telnyx
Switch to Telnyx for a better Twilio alternative. Benefit from our competitive pricing, private global network, and award-winning support.
Telnyx SMS Guide | Telnyx Help Center
Here you will find a collection of links that will explain how to build applications using our SMS offering.
Getting Started with Messaging | Telnyx Help Center
Begin with Telnyx messaging: Toll-free, error codes, SDKs, and webhook utilization.
Setting Up a Messaging Profile | Telnyx Help Center
Here we will explain how to get SMS ready with Messaging Profiles on Telnyx.
SMS Long Code Deliverability Best Practices | Telnyx Help Center
In this article we will explain what you should do to make sure that your long code SMS messages are consistently delivered.
Receiving SMS on your Telnyx number | Telnyx Help Center
Begin your journey with Telnyx: Learn how to sign up and set up a Mission Control account effectively.
Country Specific SMS Guidelines | Telnyx Help Center
A list of various countries and their SMS guidelines for easy communication.
SMS Marketing API and Platform [Use Cases]
Enhance your SMS marketing with Telnyx's powerful API and platform. Start optimizing your campaigns today.
Customer Service API from Telnyx
Learn how building on Telnyx can unlock limitless potential for your customer service team. Get started in minutes.