Avatar IV : HeyGen Video Generator
Avatar IV is an advanced AI model that transforms text prompts into lifelike, emotionally expressive video avatars with natural motion and speech.
Key Features of Avatar IV
Explore the innovative capabilities that make Avatar IV a leading AI model for lifelike video avatar generation.
Text-to-Video Conversion
Transform written prompts into engaging, realistic video avatars that communicate your message clearly and expressively.
Multilingual Support
Create videos in multiple languages, reaching diverse audiences across global markets.
Customizable Avatars
Personalize avatars with adjustable looks, clothing, and tone to align perfectly with your brand identity.
High-Quality Rendering
Generate high-resolution videos with natural motion, lifelike facial expressions, and synchronized speech.
User-Friendly Interface
Enjoy an intuitive design that simplifies every step of video creation, even for beginners.
Use Cases of Avatar IV
Discover how Avatar IV can empower creators and organizations across diverse applications.
Educational Videos
Teachers and e-learning platforms can generate interactive lessons with lifelike instructors.
Marketing and Promotion
Brands can produce realistic promotional content to engage customers authentically.
Corporate Training
Businesses can develop professional training and onboarding videos with consistent messaging.
Social Media Content
Influencers and creators can produce expressive, high-quality videos quickly for TikTok, YouTube, or Instagram.
Avatar IV Prompt Guide
Master the art of crafting effective prompts for realistic AI video avatars.
Key Prompt Elements
Character and Emotion
Define your avatar’s personality, tone, and emotional expression.
Language and Accent
Specify the language and desired accent for natural speech output.
Visual Context
Describe setting, camera framing, and avatar posture for scene consistency.
Communication Style
Indicate how formal or casual the delivery should be for your target audience.
Pro Tips for Better Results
Use Detailed Prompts
The more context you provide, the more accurately Avatar IV captures your intent.
Review and Adjust
Re-run generation with refined details to improve realism and message clarity.
Align Emotion with Purpose
Match the avatar’s mood and delivery style to your content goals for better audience engagement.
Basic vs Enhanced Prompt Example
"Create a video of a person talking about AI."
"Generate a confident tech presenter introducing AI innovations, speaking in English with upbeat energy in a modern studio."
How to Use Avatar IV on Story321
Follow these steps to create your first realistic AI avatar video on Story321.com.
Access Avatar IV
Visit Story321.com and select the Avatar IV model from the AI video tools section.
Enter a Prompt
Write a detailed text description of your desired scene, avatar, and dialogue.
Customize Your Avatar
Adjust appearance, language, and voice to fit your project’s tone or branding.
Generate Video
Let the model render your video with natural motion, emotion, and voice synchronization.
Review and Download
Preview the result, make adjustments if needed, then download and share your final video.
Avatar IV runs directly on Story321.com—no external tools or installation required.
Frequently Asked Questions
Find helpful answers about using Avatar IV effectively.
Try Avatar IV on Story321
Experience the power of Avatar IV—generate lifelike video avatars from simple text prompts and bring your ideas to life instantly.
Avatar IV is fully available on Story321.com for seamless AI video generation.