Hunyuan Video Foley

Add realistic sound effects to videos that match the on-screen action.

"A person walks on frozen ice"

Input Video

@Video1

Generated Video

Generated

Create AI audio in seconds

3,200+ audio files generated this month

📄 About Hunyuan Video Foley
Key Features
AI-powered generation of realistic, synchronized sound effects based on video content and detailed text prompts.
Customizable output using both positive and negative prompts, enabling creative control over the generated audio.
Adjustable guidance scale and inference steps to fine-tune sound fidelity, detail, and generation speed.
Supports a wide array of video formats via upload or URL input, making it highly versatile for different workflows.
Delivers high-quality audio results in approximately 30-60 seconds per video, streamlining production timelines.
Enables reproducible results with an optional random seed parameter for consistent outputs.
Flexible sound design for any genre or project, from nature documentaries to animated shorts.
💡 Use Cases
Adding Foley sound effects to silent or ambient videos for social media posts.
Enhancing short films, documentaries, or animations with lifelike, synchronized audio.
Reconstructing missing or degraded audio in archival or historical video footage.
Rapidly prototyping sound design for commercials, trailers, and marketing videos.
Creating immersive educational or training content with accurate environmental sounds.
Improving accessibility by generating descriptive audio tracks for visually impaired viewers.
Streamlining post-production audio work for independent filmmakers and small studios.
🎯 Best For
🎯 Content creators, filmmakers, video editors, and marketers seeking fast, high-quality AI-generated sound effects for their videos.
👍 Pros
Delivers highly realistic and contextually accurate audio effects that synchronize perfectly with video scenes.
Simple workflow with intuitive video upload and prompt-based control, suitable for users of all skill levels.
Cost-effective alternative to traditional Foley and manual sound editing.
Customizable outputs through detailed positive and negative text prompts.
Advanced parameters allow for reproducibility and fine-tuning of audio results.
⚠️ Considerations
Clear and detailed prompts are required for best results; vague descriptions may reduce audio quality.
Audio realism can vary depending on the complexity of the video scene.
Uses a pay-as-you-go credit system, which may require planning for large or frequent projects.
Focused on sound effects only and does not generate complex musical scores.
📚 How to Use Hunyuan Video Foley
1
Prepare your video file or obtain a URL for the video you wish to enhance.
2
Upload the video or paste the video URL into the designated input field.
3
Enter a detailed text prompt that describes the sound effects you want to generate for the video.
4
Optionally, add a negative prompt to exclude unwanted audio characteristics (e.g., 'noisy, harsh').
5
Adjust the guidance scale and other advanced parameters as needed to achieve your desired audio fidelity.
6
Submit your request and download the video with the newly generated, synchronized audio track.
Frequently Asked Questions
Hunyuan Video Foley analyzes your video content along with your descriptive text prompts to generate realistic, synchronized audio effects using advanced AI. The result is context-aware sound that matches the visual narrative of your video.
The model supports a wide range of video formats and accepts both file uploads and video URLs. It is suitable for any video where adding sound effects or ambient audio is desired, from short clips to full-length projects.
Yes, you can fully customize the audio output by providing detailed text prompts and specifying negative prompts to exclude unwanted characteristics. Additionally, guidance scale and inference step options offer precise control over the audio quality and style.
Audio generation typically takes about 30 to 60 seconds per video, depending on the video's length and complexity. This rapid turnaround makes it ideal for time-sensitive projects and quick iterations.
Pricing varies by model and is based on a pay-as-you-go credit system, allowing you to pay only for what you use. This makes it flexible and cost-efficient for both small and large projects.

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