πŸš€Vonage Developer Newsletter, August 2025: RCS, Vibe Coding, Golang tutorials + events



This content originally appeared on DEV Community and was authored by Daniela Facchinetti

Hi!

Ready for some exciting news? We’ve rolled out powerful new features and enhancements **designed to help you build faster and smarter. And as always, you’ll find the **latest tech tutorials and upcoming events to keep you inspired. Read on to explore everything that’s new.

The Vonage Developer Relations Team 💜

RELEASES and ANNOUNCEMENTS

Post-Call Text Insights Now in GA β€” Featuring AI-Generated Summaries
Developers can now access AI-generated summaries of recorded video sessions. Forget digging through transcripts … it’s now about smarter and faster insights for telehealth, education, recruiting, and more.

Introducing Message Failover in Vonage Messages API
This blog post details the failover functionality β€” including what failover is, how to use it, and some situations where it might be useful.

Number Verification API To Be Replaced by Verify With Silent Authentication
Vonage is consolidating its silent authentication solutions to reduce complexity and facilitate easier adoption. This includes Number Verification API sunsetting on September 30. All customers are encouraged to migrate to Vonage Verify API with the Silent Authentication workflow.

TUTORIALS

Vibe Coding With Cursor and Vonage APIs
Alexandra Williams demonstrates coding with Cursor, using Vonage developer documentation as context, to receive a WhatsApp message without needing to manually write code.

Send and Receive RCS Suggested Replies With ASP.NET Core and Vonage
Benjamin Aronov shows how to build an ASP.NET Core Web API that sends and receives RCS messages using Vonage .NET SDK. This tutorial covers suggested replies, secure webhooks, and end-to-end testing with ngrok and an RCS-enabled phone.

How To Send RCS Text Messages in GoLang
In this step-by-step tutorial,Benjamin Aronov builds and tests rich messaging with interactive content in your Go apps.

How To Create a Virtual Green Screen Using Vonage Video API
Richard Sabbarton uses Vonage Video API to overlay presenters onto shared content, leveraging background replacement and HTML5 canvas to create a virtual green screen.

Build a Storytelling Service With RCS and Gemini
Amanda Cavallaro walks you through building a generative AI storytelling service using Vonage Messages API for RCS and Google Gemini AI. This includes sending and receiving RCS Rich Card messages β€” and integrating Gemini to generate bedtime stories.

EVENTS

API World (Online, Sept. 3 to 5; in-person, Santa Clara, California, Sept. 10 to 12)
Alex Barnett will be a keynote speaker. Be there for his talk: β€œHow network capabilities are powering the next wave of digital transformations“.

Knowledge Quest, Video Edition Webinar (Online, Sept. 10)
Maybe you only associate Vonage Video API with a standard meeting format. But this API is flexible enough to support other topologies, including remote monitoring. We’ll review how remote monitoring works and guide you on setting up your application effectively.

Vonage CodeConnect Webinars (Online, Sept. 24)
Here’s a great chance to learn about Vonage Network and Communications APIs, such as SIM Swap and Device Location, to verify user identities and prevent fraud before it occurs. The session β€” Build Fraud-Resistant Mobile Banking With Network and Communications APIs β€” includes a live demo, with integration into banking platforms and ecommerce sites.

API Platform Conference (Lille, Sept. 18 to 19)
Jim Seconde discusses all things tooling, HAL, and HATEOS. Don’t miss his talk β€œ2025, an API Platform Odyssey” on Sep 19, 2025 at 15.30. And check out the Vonage booth for PHP swag and our live demos.

Commit Your Code (Plano, Texas, Sept. 25 to 26)
Commit Your Code is more than just a web development conference β€” it’s a celebration of community, collaboration, and giving back. Whether you’re into frontend, backend, or full-stack development, you’ll find inspiring talks, like β€œWhat Online Dating Taught Me about Algorithms” by Diana Pham. Don’t miss it!


This content originally appeared on DEV Community and was authored by Daniela Facchinetti