HeyGen: Avatar IV
Heygen
HeyGen: Avatar IV is an image-to-video model that animates a single photo into an expressive, lip-synced talking-head video. Rather than only matching mouth shapes to words, it interprets the vocal...
Pricing
Source-reported prices are shown in their native units. No missing fee is estimated.
Input
Free
USD / 1M input tokens
Output
Free
USD / 1M output tokens
Capabilities
A check means the source explicitly lists support; a dash means the source did not publish a value.
Text input Supported
Text output Not listed
Vision Supported
Tools N/A
Reasoning N/A
Structured outputs N/A
Audio Supported
Image generation Not listed
Embeddings Not listed
Alternatives
Suggestions use deterministic rules: overlapping modalities, a context window within 2×, and shared source-reported signals. No AI-generated recommendations.
Similar models
Alibaba: HappyHorse 1.0
alibaba/happyhorse-1.0
Input
Free
Intelligence
N/A
Similar category, context, price or shared benchmark signals.
Alibaba: HappyHorse 1.1
alibaba/happyhorse-1.1
Input
Free
Intelligence
N/A
Similar category, context, price or shared benchmark signals.
Alibaba: Wan 2.6
alibaba/wan-2.6
Input
Free
Intelligence
N/A
Similar category, context, price or shared benchmark signals.
Alibaba: Wan 2.7
alibaba/wan-2.7
Input
Free
Intelligence
N/A
Similar category, context, price or shared benchmark signals.