Uploaded November 2025 | Updated September 2026, 10 hours ago

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Curious how to build powerful voice applications? In this intro to the Twilio Programmable Voice API, Bianca walks you through how to make and receive calls, greet users, route calls intelligently, and more. Whether you're coding your first call or ready to explore advanced voice features, you'll discover how to bring your ideas to life with Twilio.

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Key Topics
📞 How the Twilio Voice API works
🛠️ Building and customizing voice apps
🔊 Twilio features: greetings, IVR, call routing
🌐 Using Twilio SDKs and WebRTC

Chapters:
0:00 Intro
0:06 What is Twilio Programmable Voice API?
0:28 Simple and advanced voice app examples
0:44 Why use Twilio and coding flexibility
1:03 Liftoff series overview and who it's for
1:23 All about the Voice API
1:55 What you'll learn in this tutorial
2:10 Key features: TwiML, audio, IVR, SDKs
2:29 Advanced topics and getting started