Device Type: desktop
Skip to Main Content Skip to Main Content

Voice API

It's not just about making phone calls. 


Lead the conversation and deliver a better customer experience with the Vonage programmable Voice API. Personalize the WebRTC and PSTN calling experience with user context and data at your fingertips. Innovate, streamline, and scale with flexible voice capabilities—all on a reliable, high quality global carrier network billed on a per-second basis so you pay only for what you use.

Try it free

See how our Voice API helps businesses like yours succeed.

image that depicts the Vonage Contact Center and its language support for Salesforce Service Cloud Voice
AI Enablement

Our Voice API enables the creation of automated and personalized customer interactions with AI

From voice bots to customized conversational AI and analytics, Vonage has you covered with tools, guides, and seamless integrations to differentiate your customer experiences while optimizing workflows.

  • Add voice control and enable easy-to-use self-service in more than 120 languages with Automatic Speech Recognition.

  • Easily integrate with third party vendors in real time, including artifical intelligence bots.

  • AI Studio is a low-code conversation design tool that empowers developers and non-developers alike to create and deploy customer engagement experiences that operate in natural language.

Laptop image with a still frame of a woman using a mobile app
In-App Voice

Extend calling experiences globally while keeping users on your brand's platform

Keep users engaged on your mobile app, browser, and contact center platform with WebRTC click-to-call global connectivity and extensibility to the PSTN. Enjoy seamless integrations to our Voice API and AI building blocks.

  • Make and receive calls globally within the browser-based contact center application and easily add remote agents.

  • Augment your conversational commerce experiences by enabling customers to call and message within a a mobile app or website.

  • Integrate voice and social channels to personalize interactions and build context.



Try it free

Start developing now with free credit. No credit card required.
Screen grab of the API Developer Center showing code that can be copied for use.
Illustration of a globe with people figures and chat bubbles
Flexible experiences

Extend, customize, and differentiate your customer experiences

Our Voice API enables an interconnected suite of solutions that extends IP Voice and PSTN calling experiences on a global scale and in multiple languages.

  • Deliver seamless communications with Programmable SIPBring Vonage Voice API functionality, such as multichannel recording, IVR, Text to Speech, WebSocket connectivity for AI integrations, and the power of contextual conversations to your platform.

  • Power intelligent customer experiences in the Contact Center. Enable a wide range of voice and AI interactions, including IVRs, alerts, and more.

Icon of an electrical power plug.


Integrate with third-party vendors in real time, including artificial intelligence bots. Learn more
Icon of a thumbs up.

Voice Quality Engine

Deliver high-quality voice experiences through the low latency, feature-rich, carrier-grade Vonage network. Learn more
Icon of computer monitor with a mobile device.

WebRTC Enabled

Conduct calls over IP and PSTN with powerful programmable voice features to improve business outcomes and user experiences.
imagery of a cloud with "AI" written in the middle, sitting atop a computer chip with vonage design elements, in a purple/pink color scheme report
Around the World with CX Insights
The Vonage Global Customer Engagement Report 2024 is, well, global. So dive into the country-specific insights in this special edition. Discover how to plan your go-to-market strategy to engage customers in your local market.

Learn how key industries are using Vonage APIs today

Deskphone with Vonage logo

Speak with an expert.

US toll-free number: 1-844-365-9460
Outside the US: Local Numbers