Description
🎥 Automatically Add Captions to Your Video with Json2Video
Automated subtitle generation using AI — streamline your video content production!
📉 Stop manually transcribing and captioning videos — this workflow takes a public video URL and automatically generates synchronized captions using Json2Video.
🧠 What Problem Does It Solve?
Manually adding subtitles to videos is slow, error-prone, and tedious. This workflow automates that process and enhances your content’s accessibility, SEO, and engagement by:
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Auto-generating accurate subtitles
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Perfectly syncing them with video audio
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Customizing caption design to fit your brand
⚙️ How It Works
🔁 Triggered manually or via another automation
📦 Accepts a public video URL with desired resolution
📤 Sends the video to Json2Video API
📄 Captions are automatically generated and styled
⏳ Checks the processing status every 10 seconds
✅ Returns the final video URL with embedded captions
✨ Key Features
🎯 Supports any public video URL
✍️ Fully customizable subtitle style (font, size, color, shadow, box)
💬 Word-by-word synced captioning
⚡ Super fast processing & return of final video
♿ Boosts accessibility and search discoverability
📱 Ideal for social, educational, and marketing content
🧰 What You Need
✅ Json2Video API account
✅ Publicly accessible video URL
✅ (Optional) n8n + Custom HTTP credentials for automation
🚀 Setup Instructions
🔌 Connect Json2Video API key using Custom HTTP Header credentials in n8n
🎞️ Provide your video’s public URL, width, and height
📤 Use the POST request to send video and subtitle settings
⏱ Workflow checks every 10s until status is “done” or “error”
📥 Final result includes the captioned video URL and metadata
🔗 Integrations
Json2Video API
n8n (no-code workflow automation)
