Introducing Programmable Wireless. Build with cellular communications.


Today at SIGNAL, we launched something a little unusual. For the first time there is a Twilio product you can physically touch! It’s called Programmable Wireless and it’s a Twilio SIM card with an unmistakable Twilio flavor. You now have access to program every call, text and data packet that interacts with your IoT or Enterprise cellular device. In a nutshell, Programmable Wireless gives you: LTE… Read More

Introducing Twilio Add-ons: Do more with less code

Introducing Add-ons

Today, Twilio announced Add-ons, letting you instantly install partner features and capabilities through the Twilio API. This announcement fits right in with Twilio’s DNA. Being the tinkerers we are, we don’t just obsess about what you build, but also “how” you build.  And with Add-ons we want to make it just as easy to build with the entire ecosystem of communications APIs as it is to… Read More

1 Million Developers: Celebrating Your Milestones


Today we’re celebrating a new milestone together.  There are now 1 million of your fellow developers building with Twilio. Whether you’ve been here 7 years or 7 minutes, you make up this million. Thank you for being a part of this. Your growth as developers is inextricably tied to Twilio’s growth. Watching you build ambitiously leads us to create tools that serve that ambition. You’re out… Read More

Conference Monitoring à la Iron Man

Conference Monitoring a la Iron Man Title Image

Even in a place like the Marvel universe communication is key in resolving conflicts and team performance. Get Tony Stark, Steve Rogers and the other Avengers in a conference call and who knows, the whole Civil War thing might have been avoided. With conference events, we can build a dashboard how Iron Man would have probably built it for the Avengers to monitor their conference calls…. Read More

Getting Started with Arduino on the LinkIt ONE

LinkIt ONE

Arduino is an amazing platform for building interactive hardware projects. In the next ten minutes we’ll get our first program running on the SeeedStudio LinkIt ONE development board. If you’re coming to SIGNAL (you are coming to SIGNAL right? – use promo code BSCHOOLEY20 for 20% off your ticket) you’ll be receiving a LinkIt ONE in the Hackpack we’re giving to every attendee. Stop by the… Read More

How to Send an SMS from Android


We talk a lot about how to send SMS Messages from web applications, but how to send an SMS from Android? There are a couple of extra considerations for that. Still, we’ll be have it shipped in 15 minutes. Let’s go! The Problem While Twilio is a REST API and theoretically you could make an HTTP request to it directly, you would need to store your… Read More

Introducing Conference Events


Today, we are announcing Public Beta for Conference Events. You will be able to subscribe to changes in participant and conference states and be notified accordingly. You will not have to poll the API’s anymore to maintain the state of each participants. This drastically reduces the complexity of your application. Conference Events will be available for free. We’ve also made Call Progress Events available for free… Read More

How to Build an SMS Slack Bot in Python

Slack powered SMS bots.

Bots can be a super useful bridge between Slack channels and external applications. Let’s code a simple Slack bot as a Python application that combines the Slack API with the Twilio SMS API so a user can send and receive Slack messages via SMS. Tools We Need Our bot, which we’ll call “twiliobot”, requires Python, Slack and Twilio APIs and libraries. To write and run our Python code we… Read More