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大规模专业视频制作，无需摄像设备
快速将文本转化为引人入胜的视频内容。只需输入你的脚本，选择一个栩栩如生的虚拟形象（或你自己的数字分身），即可生成多语言的专业级 AI 配音。
消除拍摄、演员和昂贵重拍带来的各种阻碍。无论是作为一体化工具将文本转换为视频，还是用于为你常用的剪辑软件生成 A-roll 素材，它都能轻松胜任。
从单条提示创建完整视频。无需任何视频剪辑经验。只需粘贴你的想法或主题，输入一条提示，Video Agent 就会充当你的私人导演，在几分钟内完成视频的脚本撰写、分镜设计和动画制作。
自动化场景创建和转场素材（B-Roll）。将博客文章、PDF 或 URL 即刻转换为引人入胜的图文转视频叙事。AI 会将你的文本拆分成场景，自动选择相关的 B-Roll 和版式布局，并同步虚拟人，让你一键就能完成 80% 的成片工作。
AI 精选视觉效果与动态叙事。突破静态视频模板的限制。Video Agent 能智能选择素材视频、生成 AI 图像，并创建与您特定脚本相匹配的信息图表，确保每一条短视频都独一无二、在视觉上高度契合您的信息。
您始终在线的制作助手。以极低成本批量制作社交媒体短视频、营销素材和培训视频。无需招聘制作团队或在剪辑软件中耗费数小时，就能将视频产出从每周一条扩展到每日发布。
将文本转换为视频的最佳实践
要最大化利用 HeyGen 的价值，可以将 Video Agent 的高效率与 AI Studio 的精细控制相结合。先用 AI 生成你的“初稿”（包括场景、B-roll 和脚本），然后再对结果进行打磨，以获得专业级的成片效果。
跳过从空白页开始。使用视频智能体，只需一个简单的提示或 URL，就能瞬间生成完整草稿，包括自动生成的脚本和 B-roll，让你一开始就完成 80% 的工作。
选择一个预设虚拟形象，或使用你自己的数字分身来树立权威。为其搭配库中的逼真语音，或上传你自己的音频，实现真正真实自然的呈现效果。
在 AI Studio 中打开你的草稿以进行精细控制。将通用的过场画面替换为你的品牌素材，调整脚本节奏，并打磨版式布局，直到它与您的构想完全契合。
通过视频翻译即时扩大你的影响力。自动将你的最终视频配音成 175+ 种语言，同时完美保留你虚拟形象原本的声线和口型同步效果。
将文字脚本瞬间变成可直接投入使用的专业视频
HeyGen's AI video generator from text automates the production process, turning your script into high-quality videos with consistent avatars, voiceovers, and visuals. No camera or crew required.
Ultra-Realistic AI Voice & Translation
Generate voiceovers that capture emotional nuance, or clone your own voice for authentic narration. Automatically translate and dub content into 175+ languages to reach global markets without re-recording.
Consistent Content at Scale
Maintain brand consistency across hundreds of videos. Save custom avatars and ready-made templates to generate daily social media content, training modules, or personalized outreach messages in minutes, not days.
Generate B-Roll & Visuals
Stop searching for stock footage. The AI analyzes your text to automatically generate or select relevant B-roll, images, and animations that match your narrative, speeding up your workflow.
Multi-Platform Export (4K)
Export videos in MP4 up to 4K resolution. Easily reformat content for vertical (TikTok/Reels) or landscape (YouTube/LMS) viewing to maximize reach across all channels.
Used by 100,000+ teams who value quality, simplicity, and speed
See how businesses like yours scale content creation and drive growth with the most innovative Text to Video AI platform.
Create viral short clips for YouTube, TikTok, and Instagram campaigns. Turn product descriptions into video ads and generate dozens of personalized variations from a single script. The free text to video ai tool built for modern marketers.
Paste your script or internal guide, choose a professional avatar, and create training videos with consistent tone across every module. Localize content into multiple languages for global teams and edit updates without reshooting.
Convert text to video for tutorials, explainers, and social media content. Export in the right format for every platform, use voice cloning to keep your signature sound, and animate scenes with AI-generated visuals.
Transform static product descriptions into dynamic video shorts. Generate video from text listings, showcase features with AI avatars, and export clips optimized for Instagram Reels and TikTok Shop. No video editing experience needed.
Build engaging tutorial and lecture videos from existing lesson plans. Select an avatar, create polished explainer content for any LMS platform, and scale creating videos without ever stepping in front of a camera. This text-to-video ai tool is built for educators.
Clone your voice and avatar, input your script with prospect details, and generate high-quality outreach clips at scale. A single prompt can produce dozens of customizable videos, helping sales teams streamline prospecting and close deals faster.
How to Create a Video from Text with HeyGen
Use your words to bring your text to life and let the ai text to video generator turn your content into a stunning, professional result.
Start by entering your text or uploading a document. The AI organizes your ideas into scenes.
Select from diverse, lifelike avatars or create your own Digital Twin. Pick an ai voice that matches your tone and brand, or clone your voice using voice cloning for authentic delivery.
Add images, templates, subtitles, or background music. Animate overlays, edit each scene, and use the customizable interface to adjust the look and feel without any technical skills.
Export your mp4 and share it instantly across your website, social platforms, or learning systems. Choose vertical for TikTok or Instagram reels, or landscape for YouTube.
HeyGen is an AI video generator and text to video ai tool that allows users to create videos from text using AI technology. It's powered by generative AI and advanced ai models that deliver professional results.
No. The platform is built so anyone can create videos. The AI handles timing, pacing, visuals, and rendering. If you prefer more control, you can edit scenes manually in AI Studio.
Yes. You can upload your voice for AI voice cloning or create a custom avatar for a branded or personal presence.
Most videos are ready in a few minutes depending on length and customization.
HeyGen is the best free text-to-video AI generator because it turns any script into a polished video in minutes, and the platform handles voice, visuals, and editing automatically. You get high-quality results without cameras or editing skills required.
Yes. You can generate content in over 175 languages and translate existing videos instantly.
Yes. You can use your videos for marketing, training, social media, advertising, and client projects.
Yes. HeyGen enables you to create professional-quality AI-generated videos directly from text. Whether you're producing training materials, marketing content, or explainer videos, HeyGen's AI ensures smooth production and polished results every time.
Absolutely. HeyGen makes creating training videos and video content effortless. Simply describe your idea with a prompt, choose your avatar, and let the AI do the rest.
Yes. Export options include HD (1080p) and 4K resolution, ensuring your videos are suitable for professional and public use across platforms.
Yes! HeyGen allows users to transform audio to video by pairing voice recordings with AI avatars, captions, and dynamic visuals. Simply upload your audio file, choose a video style, and let AI generate a polished video in minutes.
You can export MP4 in HD or 4K and choose vertical, square, or landscape layouts.
HeyGen prioritizes security, ensuring that avatars and generated content comply with ethical guidelines. Transparency, user consent, and responsible AI development are key factors in maintaining ethical AI video generation.
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