Open-source voice frameworksOnline
LiveKit
An open source framework and developer platform for building, testing, deploying, scaling, and observing agents in production.
Open-source voice frameworks: compare vendors
There are 4 open-source voice frameworks vendors in the index.
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4 voice AI vendors
Voice AI APIsOnline
SignalWire
Build AI voice agents, contact centers, and unified communications on one programmable platform. One control plane, no vendor stitching.
Voice AI APIsOnline
Ultravox
Ultravox is a real-time voice AI infrastructure layer that powers fast, natural, and scalable voice agents.
Open-source voice frameworksOnline
Rasa
Agent platform for product teams building customer-facing AI, including voice assistants; originates from the open-source Rasa framework.
Other categories in Online
More voice AI vendors
Questions
What other kinds of voice AI vendors are in Online?
Other categories in Online: Contact-centre voice AI (41 voice AI vendors), AI receptionists (32 voice AI vendors), Voice AI APIs (30 voice AI vendors), Voice agent platforms (28 voice AI vendors), and Healthcare voice AI (22 voice AI vendors).
Published by VoiceAgents. How we check each voice AI vendor.