API walkthrough video maker: Create Engaging Tutorials
Automate your tutorial video creation with seamless AI-generated voiceovers, saving valuable time.
Don't like the result?
Try one of these prompts.
Agent is the first creative engine built to transform a single prompt into a complete video.
Design a dynamic 45-second promotional video showcasing the benefits of video automation for tech companies. Employ an energetic, modern visual style with quick cuts and engaging graphics. Leverage HeyGen's Text-to-video from script feature to quickly generate content and Templates & scenes for a polished, branded look, all accompanied by an upbeat, professional soundtrack.
Produce an in-depth 2-minute project walkthrough video for project managers and internal teams, explaining complex project milestones. The visual style should be informative and detailed, incorporating diagrams and screen recordings. Enhance accessibility and clarity by adding Subtitles/captions for all spoken content, and integrate relevant visuals from HeyGen's Media library/stock support, paired with a calm, instructional audio tone.
Craft a sleek 60-second explainer video targeting developers curious about integrating a video creation API. The visual aesthetic should be modern and minimalist, highlighting the efficiency of API calls. Utilize HeyGen's AI-generated voiceovers for a consistent, professional narrative, and ensure the video is optimized for various platforms using Aspect-ratio resizing & exports, presenting a clear and compelling technical message.


Creative Engine
No Crew. No Cuts. Just Your AI Video Agent at Work
Agent is the first creative engine built to transform a single prompt into a complete video.
Prompt-Native Video Creation
Agent is the first creative engine built to transform a single prompt into a complete video. You describe the idea. Agent returns a fully constructed, publish-ready asset. There is no need to write scripts, manage assets, or piece together content manually.
End-to-End Video Generation
Agent handles the full video creation process. It writes a clear and compelling script based on your idea, selects images that match the tone and message, adds natural and emotion-aware voiceover, applies edits and transitions for polished pacing, and finalizes subtitles, timing, and rhythm for clarity and performance.
Built with Structure and Intent
Unlike traditional workflows that rely on timelines and manual assembly, Agent constructs videos from the ground up. Each output is intentionally designed to match your goal. From messaging and rhythm to scene flow and audience fit. The result is a coherent and purpose-driven video.
Use Cases
HeyGen streamlines API walkthrough video creation, empowering developers to automate engaging tutorial videos and explainer content effortlessly.

Frequently Asked Questions
How can HeyGen's API streamline video creation workflows?
HeyGen offers a robust video creation API, empowering developers to seamlessly integrate AI-powered video generation into their existing applications and automate video production at scale. This allows for efficient video automation, enhancing workflow efficiency without manual intervention.
What development resources are available for integrating HeyGen's video editing API?
Developers can leverage HeyGen's comprehensive API documentation to integrate our video editing API, facilitating custom video automation and content generation. Our platform provides the necessary tools for technical users to build powerful, automated video solutions.
Can HeyGen's API generate videos with AI avatars and custom voiceovers?
Yes, HeyGen's video creation API allows for the programmatic generation of videos featuring realistic AI avatars and AI-generated voiceovers from text-to-video scripts. This enables scalable production of engaging content.
Does HeyGen provide a no-code-friendly API for video automation?
While HeyGen's API offers powerful capabilities for developers, its design emphasizes clarity and ease of integration, making complex video automation accessible. Our API documentation assists technical users in implementing solutions efficiently, even for those new to video creation APIs.
