Use hStream Integrations Marketplace with Ultravox
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hStream Integrations Marketplace & Ultravox
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About hStream Integrations Marketplace
About Ultravox
Ultravox is a real-time voice AI platform for building voice agents, with a REST API, WebSocket integration, webhooks and client SDKs. Ultravox was acquired by Inworld in September 2026; Inworld says the platform continues to be developed and existing accounts keep working.