HeyGen Avatar V
HeyGen Avatar V is an avatar video generation model for talking digital twins and other eligible registered avatar looks. It improves identity preservation, lip sync accuracy, facial expressiveness, and motion coherence across angle changes, scene changes, and long-form videos, making it well suited to presenter, training, and localization workflows where avatar stability matters.
Complete technical specification for integration
Ready-to-use code snippets for common workflows
Step-by-step tutorials for advanced use cases
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Backgrounds, framing, and aspect ratios How to compose what surrounds the avatar in Avatar V output: the background, fit mode, aspect ratio for the target platform, and burned-in captions.
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Driving the avatar: text to speech or your own audio How to choose between Avatar V's two input modes: generate the voice from a script, or drive the avatar with your own recorded audio.