Vonage Voice API for Developers | Vonage API Documentation

Voice API

The Vonage Voice API allows you to connect people around the world and automate voice interactions that deliver a frictionless extension of your brand experience using AI technologies.

Send smart voice notifications

Text to Speech with over 50+ languages

Create IVRs and Voice Bots

Speech to text and WebSockets

Embed calls in web and mobile apps

Web & Mobile (iOS, Android) SDKs

Ready to Start Building ?

Experience seamless connectivity, real-time messaging, and crystal-clear voice and video calls—all at your fingertips.

Learning Center

Discover use cases and structured, interactive learning paths to help you get started with the Voice API.

2h 20min

Voice API Fundamentals and Building a Speech-Enabled IVR

Learn the Vonage Voice API fundamentals and build a speech-enabled IVR.

25min

Scheduled Event & Appointment Reminder with Voice Notifications

How organizations across industries can use Vonage Voice Notifications to deliver automated outbound reminders.

30min

Voice Automation for Financial Services Customer Support

How financial services organizations can use the Vonage Voice API to automate inbound customer calls without requiring a human agent to answer every call.

How-to Guides

Step-by-step, practical guides designed to help you accomplish specific goals efficiently and effectively.

Reference Guides

Reliable reference materials designed to help you quickly find precise information and answers.

Conceptual Guides

High-level guides that clarify core Vonage API concepts, ideal for gaining a deeper understanding before planning your implementation.

Tutorials

Step-by-step, learning-focused lessons that guide you through building projects, perfect for getting started with Vonage.