Ultravox.ai

Ultravox.ai is an open-weight Speech Language Model (SLM) built for natural speech understanding and voice-first AI experiences.

Built for voice applications

Ultravox focuses on the full voice stack, from speech recognition to deeper intent and context understanding. This makes it suitable for products where natural, back-and-forth conversation matters.

• Voice AI agents that can handle real-time dialogue
• Call center automation and customer support flows
• Interactive IVR systems
• Voice assistants for apps and services

Open model and deployment flexibility

Ultravox is positioned as an open-weight SLM, giving developers more control over integration and deployment options. It’s designed to support scaling voice agents as you test new conversation scenarios and iterate on user experience.

Demo and getting started

The website includes a demo mode where you can talk to the model and evaluate its capabilities in real time. Ultravox also offers a free start, clear pricing, and developer tools to move from prototype to a working voice product faster.