Extract Clean Transcripts from Your YouTube Channel Videos using Data API Workflow Solution

Workflow overview

Why this workflow matters

Supports knowledge capture and document intelligence use cases.

YouTube Caption Extractor (Your Channel Only) Extracts clean transcripts from YOUR CHANNEL YouTube video captions using YouTube Data API v3. ⚠️ API Limitation: Only works with videos from YOUR OWN CHANNEL. Cannot access external/public videos. 🎯 Use Cases AI summarization & sentiment analysis Keyword extraction from your content Content generation from your videos Batch transcript processing 🔄 How It Works (6 Steps) 📥 Input: Receives videoId + preferredLanguage 🔍 API: Lists captions from your channel 🆔 Selector: Picks preferred language (fallback to first) 📥 Download: Gets VTT subtitle file 🧹 Cleaning: Removes timestamps, [Music], duplicates ✅ Output: Clean transcript + metadata 🚀 How to Use Trigger with JSON payload: {"youtubeVideoId": "YOUR_VIDEO_ID", "preferredLanguage": "es"} Video ID must belong to your authenticated YouTube channel** Works as sub-workflow (Execute Workflow Trigger) or replace with Webhook/Form trigger Handles videos with no captions gracefully with structured error response Output ready for downstream AI processing or storage ⚠️ Setup Required: Change YouTube credentials* in *"List Captions"* and *"Download VTT"** nodes Video ID from your authenticated channel Sub-workflow or Webhook trigger Graceful no-captions handling 🔧 Requirements ✅ YouTube OAuth2 (youtube.captions.read scope) ✅ Update credentials in List Captions + Download VTT nodes ✅ AlekSystem HTTP Request + Code nodes 💬 Need Help? AlekSystem Forum Happy Automating! 🎉

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