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LiveAvatar by HeyGen
An avatar API offering a managed conversation stack or an avatar-only mode for an existing speech and language-model pipeline.
Platform / Conversational video agents
Tavus CVI
A platform for face-to-face AI conversations combining a rendered digital human, perception, and conversational turn taking.
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The unlock
Why this one is on the map.
A reference for responsive AI hosts that listen and react during a video session.
The clearest product signal is “A host that can take turns”. That interaction model—not a generic AI feature list—is the reason to compare it with the rest of this directory.
This entry is currently a lead rather than a fully verified listing. Check the destination before treating its live status as confirmed.
How to read it
What happens when you open it.
Open the official destination and look for the current conversational avatar · api · account required workflow. Controls, access and live activity can change after this editorial check.
Best for: Conversational video agents
Access note: Visit the official site for current access, plans and setup. This listing does not imply a free plan or an available live session.
Sources & status
Keep the link, keep the caveat.
2026-09-05: Official homepage reviewed; developer access is linked. No authenticated conversation or broadcast tested.
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A service for adding real-time speaking video avatars to apps and websites, including assistants and conversational characters.