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