Building a Real-Time AI Voice Agent That Handles 70+ Languages

The problem we started with

Most small businesses still handle phone calls the old way: a human answers, or a menu tree routes the caller to a department. If it's after hours, the call goes to voicemail. If the customer speaks a language the team doesn't cover, the call drops. If the issue needs two departments, the customer repeats themselves twice.

We wanted to build an AI agent that could take over those calls — not as a chatbot on a website, but as a real-time voice agent on the phone. And we wanted it to work in 70+ languages without building a separate model for each one.

The result is .